The Template pack and unpack Types and Values : unpack « System Functions « Perl

Perl
1. Array
2. CGI
3. Class
4. Data Type
5. Database
6. File
7. GUI
8. Hash
9. Language Basics
10. Network
11. Regular Expression
12. Report
13. Statement
14. String
15. Subroutine
16. System Functions
17. Win32
18. XML
Java
Java Tutorial
Java Source Code / Java Documentation
Java Open Source
Jar File Download
Java Articles
Java Products
Java by API
Photoshop Tutorials
Maya Tutorials
Flash Tutorials
3ds-Max Tutorials
Illustrator Tutorials
GIMP Tutorials
C# / C Sharp
C# / CSharp Tutorial
C# / CSharp Open Source
ASP.Net
ASP.NET Tutorial
JavaScript DHTML
JavaScript Tutorial
JavaScript Reference
HTML / CSS
HTML CSS Reference
C / ANSI-C
C Tutorial
C++
C++ Tutorial
Ruby
PHP
Python
Python Tutorial
Python Open Source
SQL Server / T-SQL
SQL Server / T-SQL Tutorial
Oracle PL / SQL
Oracle PL/SQL Tutorial
PostgreSQL
SQL / MySQL
MySQL Tutorial
VB.Net
VB.Net Tutorial
Flash / Flex / ActionScript
VBA / Excel / Access / Word
XML
XML Tutorial
Microsoft Office PowerPoint 2007 Tutorial
Microsoft Office Excel 2007 Tutorial
Microsoft Office Word 2007 Tutorial
Perl » System Functions » unpack 
The Template pack and unpack Types and Values
      
Template             Description
a                    An ASCII string (null padded)
A                    An ASCII string (space padded)
b                    A bit string (low-to-high order, like vec)
B                    A bit string (high-to-low order)
c                    A signed char value
C                    An unsigned char value
d                    A double-precision float in the native format
f                    A single-precision float in the native format
h                    A hexadecimal string (low nybble first, to high)
H                    A hexadecimal string (high nybble first)
i                    A signed integer
I                    An unsigned integer
l                    A signed long value
L                    An unsigned long value
n                    A short in "network" (big-endianorder
N                    A long in "network" (big-endianorder
p                    A pointer to a null-terminated string
P                    A pointer to a structure (fixed-length string)
q                    A signed 64-bit value
Q                    An unsigned 64-bit value
s                    A signed short value (16-bit)
S                    An unsigned short value (16-bit)
u                    A uuencoded string
v                    A short in "VAX" (little-endianorder
V                    A long in "VAX" (little-endianorder
w                    A BER compressed unsigned integer in base 128, high bit first
x                    A null byte
X                    Back up a byte
@                    Null fill to absolute position

   
    
    
    
    
    
  
Related examples in the same category
1. pack and unpack.
2. Pack to hex string and unpack
3. Combine unpack and pack in one statement
4. Using pack and unpack to convert decimal number to binary number back and forth
www.java2java.com | Contact Us
Copyright 2009 - 12 Demo Source and Support. All rights reserved.
All other trademarks are property of their respective owners.