| java.lang.Object
 java.lang.String
| String | | final public class String implements Serializable,Comparable<String>,CharSequence(Code) | |
An immutable sequence of characters/code units (chars). A
String is represented by array of UTF-16 values, such that
Unicode supplementary characters (code points) are stored/encoded as
surrogate pairs via Unicode code units (char)
See Also: StringBuffer
See Also: StringBuilder
See Also: Charset
since:
1.0 |
| Constructor Summary | |
| public | String()
Answers an empty string. | | public | String(byte[] data)
Converts the byte array to a String using the default encoding as
specified by the file.encoding system property. | | public | String(byte[] data, int high)
Converts the byte array to a String, setting the high byte of every
character to the specified value. | | public | String(byte[] data, int start, int length)
Converts the byte array to a String using the default encoding as
specified by the file.encoding system property. | | public | String(byte[] data, int high, int start, int length)
Converts the byte array to a String, setting the high byte of every
character to the specified value. | | public | String(byte[] data, int start, int length, String encoding)
Converts the byte array to a String using the specified encoding. | | public | String(byte[] data, String encoding)
Converts the byte array to a String using the specified encoding. | | public | String(char[] data)
Initializes this String to contain the characters in the specified
character array. | | public | String(char[] data, int start, int length)
Initializes this String to contain the specified characters in the
character array. | | | String(int start, int length, char[] data)
| | public | String(String string)
| | public | String(StringBuffer stringbuffer)
Creates a string from the contents of a StringBuffer. | | public | String(int[] codePoints, int offset, int count)
Constructs a String from the sub-array of Unicode code
points. | | public | String(StringBuilder sb)
Constructs a String from a StringBuilder. |
| Method Summary | |
| public char | charAt(int index)
Answers the character at the specified offset in this String. | | public int | codePointAt(int index)
Retrieves the Unicode code point value at the index.
Parameters:
index - The index to the char code unit within thisobject. | | public int | codePointBefore(int index)
Retrieves the Unicode code point value that precedes the
index.
Parameters:
index - The index to the char code unit within thisobject. | | public int | codePointCount(int beginIndex, int endIndex)
Calculates the number of Unicode code points between
beginIndex and endIndex.
Parameters:
beginIndex - The inclusive beginning index of the subsequence.
Parameters:
endIndex - The exclusive end index of the subsequence. | | public int | compareTo(String string)
Compares the specified String to this String using the Unicode values of
the characters. | | public int | compareToIgnoreCase(String string)
Compare the receiver to the specified String to determine the relative
ordering when the case of the characters is ignored. | | public String | concat(String string)
Concatenates this String and the specified string. | | public boolean | contains(CharSequence cs)
Determines if this String contains the sequence of
characters in the CharSequence passed.
Parameters:
cs - The character sequence to search for. | | public boolean | contentEquals(StringBuffer strbuf)
Answers whether the characters in the StringBuffer strbuf are the same as
those in this String.
Parameters:
strbuf - the StringBuffer to compare this String to true when the characters in strbuf are identical to those in thisString. | | public boolean | contentEquals(CharSequence cs)
Compares a CharSequence to this String to
determine if their contents are equal.
Parameters:
cs - The character sequence to compare to. | | public static String | copyValueOf(char[] data)
Creates a new String containing the characters in the specified character
array. | | public static String | copyValueOf(char[] data, int start, int length)
Creates a new String containing the specified characters in the character
array. | | public boolean | endsWith(String suffix)
Compares the specified string to this String to determine if the
specified string is a suffix. | | public boolean | equals(Object object)
Compares the specified object to this String and answer if they are
equal. | | public boolean | equalsIgnoreCase(String string)
Compares the specified String to this String ignoring the case of the
characters and answer if they are equal. | | public static String | format(String format, Object... args)
Returns a printf-style formatted string, using the supplied format and
arguments. | | public static String | format(Locale loc, String format, Object... args)
Returns a printf-style formatted string, using the supplied format and
arguments, accordingly to the specified locale. | | public byte[] | getBytes()
Converts this String to a byte encoding using the default encoding as
specified by the file.encoding system property. | | public void | getBytes(int start, int end, byte[] data, int index)
Converts this String to a byte array, ignoring the high order bits of
each character. | | public byte[] | getBytes(String encoding)
Converts this String to a byte encoding using the specified encoding. | | public void | getChars(int start, int end, char[] buffer, int index)
Copies the specified characters in this String to the character array
starting at the specified offset in the character array. | | char[] | getValue()
| | public int | hashCode()
Answers an integer hash code for the receiver. | | public int | indexOf(int c)
Searches in this String for the first index of the specified character. | | public int | indexOf(int c, int start)
Searches in this String for the index of the specified character. | | public int | indexOf(String string)
Searches in this String for the first index of the specified string. | | public int | indexOf(String subString, int start)
Searches in this String for the index of the specified string. | | public String | intern()
Searches an internal table of strings for a string equal to this String.
If the string is not in the table, it is added. | | public int | lastIndexOf(int c)
Searches in this String for the last index of the specified character. | | public int | lastIndexOf(int c, int start)
Searches in this String for the index of the specified character. | | public int | lastIndexOf(String string)
Searches in this String for the last index of the specified string. | | public int | lastIndexOf(String subString, int start)
Searches in this String for the index of the specified string. | | public int | length()
Answers the size of this String. | | public boolean | matches(String expr)
Determines whether a this String matches a given regular expression. | | public int | offsetByCodePoints(int index, int codePointOffset)
Returns the index within this object that is offset from
index by codePointOffset code points.
Parameters:
index - The index within this object to calculate the offset from.
Parameters:
codePointOffset - The number of code points to count. | | public boolean | regionMatches(int thisStart, String string, int start, int length)
Compares the specified string to this String and compares the specified
range of characters to determine if they are the same. | | public boolean | regionMatches(boolean ignoreCase, int thisStart, String string, int start, int length)
Compares the specified string to this String and compares the specified
range of characters to determine if they are the same. | | public String | replace(char oldChar, char newChar)
Copies this String replacing occurrences of the specified character with
another character. | | public String | replace(CharSequence target, CharSequence replacement)
Copies this String replacing occurrences of the specified
target sequence with another sequence. | | public String | replaceAll(String expr, String substitute)
Replace any substrings within this String that match the supplied regular
expression expr, with the String substitute. | | public String | replaceFirst(String expr, String substitute)
Replace any substrings within this String that match the supplied regular
expression expr, with the String substitute. | | public String[] | split(String expr)
Replace any substrings within this String that match the supplied regular
expression expr, with the String substitute. | | public String[] | split(String expr, int max)
Splits this String using the supplied regular expression expr. | | public boolean | startsWith(String prefix)
Compares the specified string to this String to determine if the
specified string is a prefix. | | public boolean | startsWith(String prefix, int start)
Compares the specified string to this String, starting at the specified
offset, to determine if the specified string is a prefix. | | public CharSequence | subSequence(int start, int end)
Has the same result as the substring function, but is present so that
String may implement the CharSequence interface. | | public String | substring(int start)
Copies a range of characters into a new String. | | public String | substring(int start, int end)
Copies a range of characters into a new String. | | public char[] | toCharArray()
Copies the characters in this String to a character array. | | public String | toLowerCase()
Converts the characters in this String to lowercase, using the default
Locale. | | public String | toLowerCase(Locale locale)
Converts the characters in this String to lowercase, using the specified
Locale. | | public String | toString()
Answers a string containing a concise, human-readable description of the
receiver. | | public String | toUpperCase()
Converts the characters in this String to uppercase, using the default
Locale. | | public String | toUpperCase(Locale locale)
Converts the characters in this String to uppercase, using the specified
Locale. | | public String | trim()
Answers a copy of this String with white space characters at the
beginning and end removed. | | public static String | valueOf(char[] data)
Creates a new String containing the characters in the specified character
array. | | public static String | valueOf(char[] data, int start, int length)
Creates a new String containing the specified characters in the character
array. | | public static String | valueOf(char value)
Converts the specified character to its string representation. | | public static String | valueOf(double value)
Converts the specified double to its string representation. | | public static String | valueOf(float value)
Converts the specified float to its string representation. | | public static String | valueOf(int value)
Converts the specified integer to its string representation. | | public static String | valueOf(long value)
Converts the specified long to its string representation. | | public static String | valueOf(Object value)
Converts the specified object to its string representation. | | public static String | valueOf(boolean value)
Converts the specified boolean to its string representation. |
| String | | public String()(Code) | | Answers an empty string.
|
| String | | public String(byte[] data, int high)(Code) | | Converts the byte array to a String, setting the high byte of every
character to the specified value.
Parameters:
data - the byte array to convert to a String
Parameters:
high - the high byte to use
throws:
NullPointerException - when data is null |
| String | | public String(byte[] data, int start, int length)(Code) | | Converts the byte array to a String using the default encoding as
specified by the file.encoding system property. If the system property is
not defined, the default encoding is ISO8859_1 (ISO-Latin-1). If 8859-1
is not available, an ASCII encoding is used.
Parameters:
data - the byte array to convert to a String
Parameters:
start - the starting offset in the byte array
Parameters:
length - the number of bytes to convert
throws:
IndexOutOfBoundsException - when length < 0, start < 0 orstart + length > data.length
throws:
NullPointerException - when data is null
See Also: String.getBytes()
See Also: String.getBytes(int,int,byte[],int)
See Also: String.getBytes(String)
See Also: String.valueOf(boolean)
See Also: String.valueOf(char)
See Also: String.valueOf(char[])
See Also: String.valueOf(char[],int,int)
See Also: String.valueOf(double)
See Also: String.valueOf(float)
See Also: String.valueOf(int)
See Also: String.valueOf(long)
See Also: String.valueOf(Object) |
| String | | public String(byte[] data, int high, int start, int length)(Code) | | Converts the byte array to a String, setting the high byte of every
character to the specified value.
Parameters:
data - the byte array to convert to a String
Parameters:
high - the high byte to use
Parameters:
start - the starting offset in the byte array
Parameters:
length - the number of bytes to convert
throws:
IndexOutOfBoundsException - when length < 0, start < 0 orstart + length > data.length
throws:
NullPointerException - when data is null |
| String | | public String(char[] data)(Code) | | Initializes this String to contain the characters in the specified
character array. Modifying the character array after creating the String
has no effect on the String.
Parameters:
data - the array of characters
throws:
NullPointerException - when data is null |
| String | | public String(char[] data, int start, int length)(Code) | | Initializes this String to contain the specified characters in the
character array. Modifying the character array after creating the String
has no effect on the String.
Parameters:
data - the array of characters
Parameters:
start - the starting offset in the character array
Parameters:
length - the number of characters to use
throws:
IndexOutOfBoundsException - when length < 0, start < 0 orstart + length > data.length
throws:
NullPointerException - when data is null |
| String | | String(int start, int length, char[] data)(Code) | | |
| String | | public String(String string)(Code) | | Creates a string that is a copy of another string
Parameters:
string - the String to copy |
| String | | public String(StringBuffer stringbuffer)(Code) | | Creates a string from the contents of a StringBuffer.
Parameters:
stringbuffer - the StringBuffer |
| String | | public String(int[] codePoints, int offset, int count)(Code) | |
Constructs a String from the sub-array of Unicode code
points.
Parameters:
codePoints - The array of Unicode code points to convert.
Parameters:
offset - The inclusive index into codePoints to beginconverting from.
Parameters:
count - The number of element in codePoints to copy.
throws:
NullPointerException - if codePoints is null.
throws:
IllegalArgumentException - if any of the elements of codePoints are notvalid Unicode code points.
throws:
IndexOutOfBoundsException - if offset or count are notwithin the bounds of codePoints.
since:
1.5 |
| charAt | | public char charAt(int index)(Code) | | Answers the character at the specified offset in this String.
Parameters:
index - the zero-based index in this string the character at the index
throws:
IndexOutOfBoundsException - when index < 0 orindex >= length() |
| codePointCount | | public int codePointCount(int beginIndex, int endIndex)(Code) | |
Calculates the number of Unicode code points between
beginIndex and endIndex.
Parameters:
beginIndex - The inclusive beginning index of the subsequence.
Parameters:
endIndex - The exclusive end index of the subsequence. The number of Unicode code points in the subsequence.
throws:
IndexOutOfBoundsException - if beginIndex is negative or greater thanendIndex or endIndex is greaterthan String.length().
since:
1.5 |
| compareTo | | public int compareTo(String string)(Code) | | Compares the specified String to this String using the Unicode values of
the characters. Answer 0 if the strings contain the same characters in
the same order. Answer a negative integer if the first non-equal
character in this String has a Unicode value which is less than the
Unicode value of the character at the same position in the specified
string, or if this String is a prefix of the specified string. Answer a
positive integer if the first non-equal character in this String has a
Unicode value which is greater than the Unicode value of the character at
the same position in the specified string, or if the specified String is
a prefix of the this String.
Parameters:
string - the string to compare 0 if the strings are equal, a negative integer if this String isbefore the specified String, or a positive integer if this Stringis after the specified String
throws:
NullPointerException - when string is null |
| compareToIgnoreCase | | public int compareToIgnoreCase(String string)(Code) | | Compare the receiver to the specified String to determine the relative
ordering when the case of the characters is ignored.
Parameters:
string - a String an int < 0 if this String is less than the specified String, 0 ifthey are equal, and > 0 if this String is greater |
| concat | | public String concat(String string)(Code) | | Concatenates this String and the specified string.
Parameters:
string - the string to concatenate a new String which is the concatenation of this String and thespecified String
throws:
NullPointerException - if string is null |
| contains | | public boolean contains(CharSequence cs)(Code) | |
Determines if this String contains the sequence of
characters in the CharSequence passed.
Parameters:
cs - The character sequence to search for. true if the sequence of characters are containedin this object; otherwise false
since:
1.5 |
| contentEquals | | public boolean contentEquals(StringBuffer strbuf)(Code) | | Answers whether the characters in the StringBuffer strbuf are the same as
those in this String.
Parameters:
strbuf - the StringBuffer to compare this String to true when the characters in strbuf are identical to those in thisString. If they are not, false will be returned.
throws:
NullPointerException - when strbuf is null
since:
1.4 |
| contentEquals | | public boolean contentEquals(CharSequence cs)(Code) | |
Compares a CharSequence to this String to
determine if their contents are equal.
Parameters:
cs - The character sequence to compare to. true if equal, otherwise false
since:
1.5 |
| copyValueOf | | public static String copyValueOf(char[] data)(Code) | | Creates a new String containing the characters in the specified character
array. Modifying the character array after creating the String has no
effect on the String.
Parameters:
data - the array of characters the new String
throws:
NullPointerException - if data is null |
| copyValueOf | | public static String copyValueOf(char[] data, int start, int length)(Code) | | Creates a new String containing the specified characters in the character
array. Modifying the character array after creating the String has no
effect on the String.
Parameters:
data - the array of characters
Parameters:
start - the starting offset in the character array
Parameters:
length - the number of characters to use the new String
throws:
IndexOutOfBoundsException - if length < 0, start < 0 orstart + length > data.length
throws:
NullPointerException - if data is null |
| endsWith | | public boolean endsWith(String suffix)(Code) | | Compares the specified string to this String to determine if the
specified string is a suffix.
Parameters:
suffix - the string to look for true when the specified string is a suffix of this String, falseotherwise
throws:
NullPointerException - if suffix is null |
| equals | | public boolean equals(Object object)(Code) | | Compares the specified object to this String and answer if they are
equal. The object must be an instance of String with the same characters
in the same order.
Parameters:
object - the object to compare true if the specified object is equal to this String, falseotherwise
See Also: String.hashCode |
| equalsIgnoreCase | | public boolean equalsIgnoreCase(String string)(Code) | | Compares the specified String to this String ignoring the case of the
characters and answer if they are equal.
Parameters:
string - the string to compare true if the specified string is equal to this String, falseotherwise |
| format | | public static String format(String format, Object... args)(Code) | | Returns a printf-style formatted string, using the supplied format and
arguments. This function is a shortcut to
format(Locale.getDefault(), format, args).
Parameters:
format - a format string
Parameters:
args - arguments to replace format specifiers, may be none
throws:
NullPointerException - if the format is null
throws:
IllegalArgumentException - if the format is invalid The formatted string
since:
1.5
See Also: java.util.Formatter |
| format | | public static String format(Locale loc, String format, Object... args)(Code) | | Returns a printf-style formatted string, using the supplied format and
arguments, accordingly to the specified locale.
Parameters:
loc - the locale to apply; null value means nolocalization
Parameters:
format - a format string
Parameters:
args - arguments to replace format specifiers, may be none
throws:
NullPointerException - if the format is null
throws:
IllegalArgumentException - if the format is invalid The formatted string
since:
1.5
See Also: java.util.Formatter |
| getBytes | | public byte[] getBytes()(Code) | | Converts this String to a byte encoding using the default encoding as
specified by the file.encoding system property. If the system property is
not defined, the default encoding is ISO8859_1 (ISO-Latin-1). If 8859-1
is not available, an ASCII encoding is used.
the byte array encoding of this String
See Also: String |
| getBytes | | public void getBytes(int start, int end, byte[] data, int index)(Code) | | Converts this String to a byte array, ignoring the high order bits of
each character.
Parameters:
start - the starting offset of characters to copy
Parameters:
end - the ending offset of characters to copy
Parameters:
data - the destination byte array
Parameters:
index - the starting offset in the byte array
throws:
NullPointerException - when data is null
throws:
IndexOutOfBoundsException - whenstart < 0, end > length(), index < 0, end - start > data.length - index |
| getChars | | public void getChars(int start, int end, char[] buffer, int index)(Code) | | Copies the specified characters in this String to the character array
starting at the specified offset in the character array.
Parameters:
start - the starting offset of characters to copy
Parameters:
end - the ending offset of characters to copy
Parameters:
buffer - the destination character array
Parameters:
index - the starting offset in the character array
throws:
IndexOutOfBoundsException - when start < 0, end > length(),start > end, index < 0, end - start > buffer.length - index
throws:
NullPointerException - when buffer is null |
| getValue | | char[] getValue()(Code) | | |
| hashCode | | public int hashCode()(Code) | | Answers an integer hash code for the receiver. Objects which are equal
answer the same value for this method.
the receiver's hash
See Also: String.equals |
| intern | | public String intern()(Code) | | Searches an internal table of strings for a string equal to this String.
If the string is not in the table, it is added. Answers the string
contained in the table which is equal to this String. The same string
object is always answered for strings which are equal.
the interned string equal to this String |
| length | | public int length()(Code) | | Answers the size of this String.
the number of characters in this String |
| matches | | public boolean matches(String expr)(Code) | | Determines whether a this String matches a given regular expression.
Parameters:
expr - the regular expression to be matched true if the expression matches, otherwise false
throws:
PatternSyntaxException - if the syntax of the supplied regular expression is not valid
throws:
NullPointerException - if expr is null
since:
1.4 |
| offsetByCodePoints | | public int offsetByCodePoints(int index, int codePointOffset)(Code) | |
Returns the index within this object that is offset from
index by codePointOffset code points.
Parameters:
index - The index within this object to calculate the offset from.
Parameters:
codePointOffset - The number of code points to count. The index within this object that is the offset.
throws:
IndexOutOfBoundsException - if index is negative or greater thanString.length() or if there aren't enough code pointsbefore or after index to matchcodePointOffset.
since:
1.5 |
| regionMatches | | public boolean regionMatches(int thisStart, String string, int start, int length)(Code) | | Compares the specified string to this String and compares the specified
range of characters to determine if they are the same.
Parameters:
thisStart - the starting offset in this String
Parameters:
string - the string to compare
Parameters:
start - the starting offset in string
Parameters:
length - the number of characters to compare true if the ranges of characters is equal, false otherwise
throws:
NullPointerException - when string is null |
| regionMatches | | public boolean regionMatches(boolean ignoreCase, int thisStart, String string, int start, int length)(Code) | | Compares the specified string to this String and compares the specified
range of characters to determine if they are the same. When ignoreCase is
true, the case of the characters is ignored during the comparison.
Parameters:
ignoreCase - specifies if case should be ignored
Parameters:
thisStart - the starting offset in this String
Parameters:
string - the string to compare
Parameters:
start - the starting offset in string
Parameters:
length - the number of characters to compare true if the ranges of characters is equal, false otherwise
throws:
NullPointerException - when string is null |
| replace | | public String replace(char oldChar, char newChar)(Code) | | Copies this String replacing occurrences of the specified character with
another character.
Parameters:
oldChar - the character to replace
Parameters:
newChar - the replacement character a new String with occurrences of oldChar replaced by newChar |
| replace | | public String replace(CharSequence target, CharSequence replacement)(Code) | | Copies this String replacing occurrences of the specified
target sequence with another sequence.
The string is processed from the beginning to the end.
Parameters:
target - the sequence to replace
Parameters:
replacement - the replacement sequence the resulting String
throws:
NullPointerException - if either of the arguments is null |
| replaceAll | | public String replaceAll(String expr, String substitute)(Code) | | Replace any substrings within this String that match the supplied regular
expression expr, with the String substitute.
Parameters:
expr - the regular expression to match
Parameters:
substitute - the string to replace the matching substring with the new string
throws:
NullPointerException - if expr is null
since:
1.4 |
| replaceFirst | | public String replaceFirst(String expr, String substitute)(Code) | | Replace any substrings within this String that match the supplied regular
expression expr, with the String substitute.
Parameters:
expr - the regular expression to match
Parameters:
substitute - the string to replace the matching substring with the new string
throws:
NullPointerException - if expr is null
since:
1.4 |
| split | | public String[] split(String expr)(Code) | | Replace any substrings within this String that match the supplied regular
expression expr, with the String substitute.
Parameters:
expr - the regular expression to match the new string
throws:
NullPointerException - if expr is null
since:
1.4 |
| split | | public String[] split(String expr, int max)(Code) | | Splits this String using the supplied regular expression expr. max
controls the number of times that the pattern is applied to the string.
Parameters:
expr - the regular expression used to divide the string
Parameters:
max - the number of times to apply the pattern an array of Strings created by separating the string alongmatches of the regular expression.
throws:
NullPointerException - if expr is null
since:
1.4 |
| startsWith | | public boolean startsWith(String prefix)(Code) | | Compares the specified string to this String to determine if the
specified string is a prefix.
Parameters:
prefix - the string to look for true when the specified string is a prefix of this String, falseotherwise
throws:
NullPointerException - when prefix is null |
| startsWith | | public boolean startsWith(String prefix, int start)(Code) | | Compares the specified string to this String, starting at the specified
offset, to determine if the specified string is a prefix.
Parameters:
prefix - the string to look for
Parameters:
start - the starting offset true when the specified string occurs in this String at thespecified offset, false otherwise
throws:
NullPointerException - when prefix is null |
| subSequence | | public CharSequence subSequence(int start, int end)(Code) | | Has the same result as the substring function, but is present so that
String may implement the CharSequence interface.
Parameters:
start - the offset the first character
Parameters:
end - the offset of one past the last character to include the subsequence requested
throws:
IndexOutOfBoundsException - when start or end is less than zero, start is greater thanend, or end is greater than the length of the String.
See Also: java.lang.CharSequence.subSequence(intint)
since:
1.4 |
| substring | | public String substring(int start)(Code) | | Copies a range of characters into a new String.
Parameters:
start - the offset of the first character a new String containing the characters from start to the end ofthe string
throws:
IndexOutOfBoundsException - when start < 0 orstart > length() |
| substring | | public String substring(int start, int end)(Code) | | Copies a range of characters into a new String.
Parameters:
start - the offset of the first character
Parameters:
end - the offset one past the last character a new String containing the characters from start to end - 1
throws:
IndexOutOfBoundsException - when start < 0, start > end orend > length() |
| toCharArray | | public char[] toCharArray()(Code) | | Copies the characters in this String to a character array.
a character array containing the characters of this String |
| toLowerCase | | public String toLowerCase()(Code) | | Converts the characters in this String to lowercase, using the default
Locale.
a new String containing the lowercase characters equivalent tothe characters in this String |
| toLowerCase | | public String toLowerCase(Locale locale)(Code) | | Converts the characters in this String to lowercase, using the specified
Locale.
Parameters:
locale - the Locale a new String containing the lowercase characters equivalent tothe characters in this String |
| toString | | public String toString()(Code) | | Answers a string containing a concise, human-readable description of the
receiver.
this String |
| toUpperCase | | public String toUpperCase()(Code) | | Converts the characters in this String to uppercase, using the default
Locale.
a new String containing the uppercase characters equivalent tothe characters in this String |
| toUpperCase | | public String toUpperCase(Locale locale)(Code) | | Converts the characters in this String to uppercase, using the specified
Locale.
Parameters:
locale - the Locale a new String containing the uppercase characters equivalent tothe characters in this String |
| trim | | public String trim()(Code) | | Answers a copy of this String with white space characters at the
beginning and end removed.
If the receiver has no leading or trailing blanks then it returns itself.
Blanks are defined as characters with Unicode value
<= \u0020.
a new String with leading and trailing blanks removed, or thisstring if there are none. |
| valueOf | | public static String valueOf(char[] data)(Code) | | Creates a new String containing the characters in the specified character
array. Modifying the character array after creating the String has no
effect on the String.
Parameters:
data - the array of characters the new String
throws:
NullPointerException - when data is null |
| valueOf | | public static String valueOf(char[] data, int start, int length)(Code) | | Creates a new String containing the specified characters in the character
array. Modifying the character array after creating the String has no
effect on the String.
Parameters:
data - the array of characters
Parameters:
start - the starting offset in the character array
Parameters:
length - the number of characters to use the new String
throws:
IndexOutOfBoundsException - when length < 0, start < 0 orstart + length > data.length
throws:
NullPointerException - when data is null |
| valueOf | | public static String valueOf(char value)(Code) | | Converts the specified character to its string representation.
Parameters:
value - the character the character converted to a string |
| valueOf | | public static String valueOf(double value)(Code) | | Converts the specified double to its string representation.
Parameters:
value - the double the double converted to a string |
| valueOf | | public static String valueOf(float value)(Code) | | Converts the specified float to its string representation.
Parameters:
value - the float the float converted to a string |
| valueOf | | public static String valueOf(int value)(Code) | | Converts the specified integer to its string representation.
Parameters:
value - the integer the integer converted to a string |
| valueOf | | public static String valueOf(long value)(Code) | | Converts the specified long to its string representation.
Parameters:
value - the long the long converted to a string |
| valueOf | | public static String valueOf(Object value)(Code) | | Converts the specified object to its string representation. If the object
is null answer the string "null", otherwise use
toString() to get the string representation.
Parameters:
value - the object the object converted to a string |
| valueOf | | public static String valueOf(boolean value)(Code) | | Converts the specified boolean to its string representation. When the
boolean is true answer "true", otherwise answer
"false".
Parameters:
value - the boolean the boolean converted to a string |
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