This little function does great for passwords, usernames, files, and anything else you need a random string for.

This php script provides a unique random key with 32 characters and can be used to avoid the system to pass some primary keys across the url, by example.

Strip HTML Tags From a String

Is String Numeric

This multiple-use PHP script will randomly generate content based on a randomly generated number.

Parsing a String for Numbe

Random Numbe

Is String Empty

This is a quick and easy method to generate a somewhat random password. This simply generates the MD5 hash for the integer returned by the time() function and then truncates it to the specific length.