Random string generator. Optionally, you can give it a desired string length.
function rnd_string($len = 24) { $str = "0123456789abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ"; $strlen = strlen($str) - 1; $result = ''; for ($i = 0; $i < $len; $i++) $result .= $str[rand(0, $strlen)]; return $result; } echo rnd_string();
Quick extract numbers from a unicode string......
Encrypt function return different value with each execute but decrypt function return input value. for example: first execute: encrypt('hello') => 'axxdfg34', decrypt('axxdfg34') return 'hello'...
If file exists then delete the file. function delFile( $file_name ) { if ( file_exists( $file_name ) ) // Does '$file_name' exist { unlink( $file_name ); return true; } ...
Use this function for change timestamp to custom format......
