Accessing Substrings: string substr ( string string, int start [, int length] ) : substr « String « PHP

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PHP » String » substr

Accessing Substrings: string substr ( string string, int start [, int length] )


 

<?php 



$theclientstext = "this is a test. this is another test"; 



if (strlen ($theclientstext) >= 30){ 

    echo substr ($theclientstext,0,29); 

} else { 

    echo $theclientstext; 

} 

?>

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1.	A negative substr() length parameter
2.	A positive substr() length parameter
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4.	Extracting a substring with substr()
5.	Extracting the end of a string with substr()
6.	If you pass substr() a negative number, it counts from the end of the string.
7.	Setting up and working with both strings and substrings
8.	Single-character substitutions
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10.	Using substr() with length past the end of the string
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15.	string substr ( string str, int start_pos [, int length] ) reads part of a string and takes a minimum of two parameters
16.	substr() function returns the part of the string between the start and start+length parameters.
17.	substr-2.php
18.	substr-3.php
19.	substr.php
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21.	Using negative lengths allows you to say "copy everything but the last three characters,"
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