Calendar for any month any year - Simple, nice looking calendar displays any month and year. Call a PHP function when clicking on an HTML button - Use the onclick() event listener i... CAPTCHA w/ GD Image Library - Simple CAPTCHA that uses the GD Image library. Censor Message Text - Fill the "$bw" string with bad words separated by a pipe symbol an... Check if a file exists - Use PHP to check if a file exists or not. Check if an image exists (GD) - Check if an image exists using the GD library. Check if array is associative - The is_assoc_array function checks if given array is ass... Check If Domain Exists - Checks if a domain is reachable on the internet. Check number of characters in a range - This code checks to see if the number of charact... Check syntax of multiple PHP files all at once - To check the syntax of all files ending... Checking Server Status with PHP - A small bit of code to check server status and report ... Collapse multiple spaces or dashes - Collapse multiple space or dash characters into a s... Combining three arrays into one - This code combines three arrays into one multidimensio... Combining two arrays into one - A quick bit of code for combining two arrays into one. Convert 12 to 24 hour time and vice versa - Convert 24-hour format to 12-hour format. Al... Convert BBCode Tags - Compact function that converts BBCode tags to their HTML equivalent. Convert Hours to Minutes - Simple hours to minutes conversion code. Convert HTML to plain text - If you want to extract the text content of a HTML document ... Convert miles to feet, feet to miles, or inches. - Handy function to convert miles to fe... Convert Minutes to Hours - Another "Minutes to Hours" conversion script. Convert minutes to hours #1 - Convert minutes into an HH:mm format. Convert minutes to hours #2 - Convert minutes to a decimal hours and minutes format, i.e... Convert Seconds to Hours:Minutes:Seconds - This function will convert a given number of ... Convert UK Dates To mySQL Format Dates - Handy function that will convert a UK date styl... Cookie Login Code - Shows a basic cookie-based "Remember Me" function. Copy a remote file to your site - Copies any file (image, zip, swf, etc) from a remote s... Copy File From Server - This will retrieve a text file from a remote server and write it... Count capital letters in a string - Two easy ways to find how many capital letters there... Count days between dates - Find how many days there are between two given dates. Count lines in file - Count the number of lines in a text file.