PHP

Function to Generate Random String in PHP

A small PHP function to generate random string of desired length

function generateRandomString($len)
{
$charArr=array("a","b","c","d","e","f","g","h","i","j",
"k","l","m","n","o","p","q","r","s","t",
"u","v","w","x","y","z",
"1","2","3","4","5","6","7","8","9","0",
"A","B","C","D","E","F","G","H","I","J",
"K","L","M","N","O","P","Q","R","S","T",
"U","V","W","X","Y","Z"
);
$count=count($charArr)-1;

for($i=0;$i<$len;$i++)
{
$str.=$charArr[mt_rand(0,$count)];
}
return $str;
}

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