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PHP programming examples, tutorials and online help


» Examples in this category:

How to get all the POST method variables are available?
How to use the parse_url function to parse an URL?
How to define variable-level constants?
How to check if a function has already been defined?
How to get the list of available databases on your MySQL server?
How to get the length of a string in PHP?
Can I access Microsoft Access databases?
How to access information in the request header directly?
How to create a simple WAP page using PHP?
How to open a zip file and read its contents?
How do I create arrays in a HTML <form>?
Do the FTP extension for PHP comes as standard with all versions of PHP?
How to define an own error handling function for PHP to use instead of its default?
How to access Microsoft SQL Server from PHP?
PHP vs. Cold Fusion?
PHP vs. Perl?
Example of calling variable functions
How can I pick one or several random values contained in a PHP array?
How to automatically detect the links in a text with PHP regular expression?
How to change the root directory?
How to check for special symbols in the user input?
How to check if a particular value exist in a specified array?
How to check if a specified filename is a directory?
How to check in PHP if a variable is a database result?
How to connect to MS SQL Server with PHP and execute sql queries?
How to count all the values of an array using the array_count_values PHP function?
How to create a SESSION variable?
How to delete an entire MySQL database?
How to destroy the current session and any variables associated with it?
How to destroy the variables associated with a session in 4.0.6 and below?
How to disable error reporting on a single expression?
How to display the date in an appropriate format using PHP?
How to dump information for a PHP variable?
How to ensure that a PHP file can not be executed directly but just included?
How to force the execution of PHP scripts in HTML files?
How to get a line from file pointer and strip the HTML tags in single instruction?
How to get all the keys of an PHP array?
How to get information about the installed modules on your machine?
How to get the content of a web page into a single string?
How to get the IP address of the visitor with PHP?
How to get the number of affected rows in previous MySQL operation?
How to get the number of fields in a MySQL result?
How to know from where the visitor came to your web site?
How to know when the data in MySQL table was last updated?
How to list all available server variables with PHP?
How to make PHP cookies independant of the users clocks set right?
How to pass an argument to a function by reference in PHP?
How to read a folder content?
How to remove symbols which are not digits from a string?
How to remove the duplicate values from a PHP array?
How to remove the file extension from a file name using PHP?
How to set explicitly the type of a PHP variable?
How to set up a function which will be called at the end of the execution of the PHP script?
How to strip the PHP and HTML tags from a string?
How to unset a global variable inside of a PHP function?
How to wrap a string to a given number of characters?
How to write a function which ckecks if a specified file exists?
How to write a regular expression which validates an email address?
How to write to a file using PHP?
How to use call_user_func in PHP to call a function?
Is it possible in PHP to preserve the object methods when serializing the object?
How to calculate the similarity between two texts in percents?
How to count the number of substring occurencies?
How to make the first character in a string uppercase?
How to reverse a string?
How to strip the whitespaces at the beginning and the end of a string?
How to tokenize a string?
How to translate certain characters in a string to other specified characters?
PHP free example: How to pad a string with another string?
What is a variable variable in PHP?