README.md

Description

Generate a random string of caracters to use for identifying your users on your web site. Can also be used to generate passwords.

More Info

nSize , number of caracters for the string default =24

Uses PHP.

A string with the random caracters in it.

Submitted On
By	Benoit Gauthier
Level	Beginner
User Rating	4.8 (24 globes from 5 users)
Compatibility	PHP 3.0, PHP 4.0
Category	Strings
World	PHP
Archive File

API Declarations

No Copyrights, use as is.

Source Code

<?
	//----------------------------------------------------
	// Function GetSID()
	//
	// Parameters : $nSize number of caracters, default 24
	// Return value : 24 caracters string
	//
	// Description : This function returns a random string
	// of 24 caracters that can be used to identify users
	// on your web site in a more secure way. You can also
	// use this function to generate passwords.
	//----------------------------------------------------
	function GetSID ($nSize=24) {
		// Randomize
		mt_srand ((double) microtime() * 1000000);
		for ($i=1; $i<=$nSize; $i++) {
			// if you wish to add numbers in your string,
			// uncomment the two lines that are commented
			// in the if statement
			$nRandom = mt_rand(1,30);
			if ($nRandom <= 10) {
				// Uppercase letters
				$sessionID .= chr(mt_rand(65,90));
		//	} elseif ($nRandom <= 20) {
		//		$sessionID .= mt_rand(0,9);
			} else {
				// Lowercase letters
				$sessionID .= chr(mt_rand(97,122));
			}
		}
		return $sessionID;
	}
	// Test the function
	echo GetSID(16);
?>