PHP Cheat Sheet

Here is a pretty good PHP Cheat Sheet at addedbytes.com. This PHP Cheat Sheet is a quick guide and reference to the functions used in PHP for file manipulation, regular expression handling and last but not the least, date handling and formatting. (pdf format)


Function List:

Lists PHP’s array functions, string functions, file system functions, regular expression functions and datetime functions. These functions are essential for every PHP developer for quick reference and usage.


fopen() Modes:

The fopen() modes are used for file manipulation. This section details out the different modes to create, read and write files and what modes these files should be opened with. File handling modes are of paramount importance while handling scripts in PHP.


Regular Expression Syntax:

Regular expressions are commonly used in most programming and scripting languages. The first step to learning them is to understand the regular expression syntax and their meaning in PHP. This section of the pdf is a quick reference to regular expressions.


PCRE Modifiers:

While on the topic of Regular Expressions, it is important to note that PHP uses Perl Compatible Regular Expressions, or PRCE functions to split and replace expressions. This section helps explain PRCE better, giving an insight into its intricacies.


Date Formatting:

All programming and scripting languages deal with date formatting at some point or the other. This section deals with a whole range of date formatting options in PHP.

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