Generate Random String PHP Source Code can be very useful in lot of situations. You will generate random passwords, a approval requirements and so on. The details in Generate Random String PHP Source Code are the followings:

  • Define the legitimate characters can be used in the string
  • Define the duration of the string
  • Generating a random number

Generate Random String PHP Source Code

function getRandomString($length = 6) {
$validCharacters = “abcdefghijklmnopqrstuxyvwzABCDEFGHIJKLMNOPQRSTUXYVWZ+-*#&@!?”;

$validCharNumber = strlen($validCharacters);

$result = “”;

for ($i = 0; $i < $length; $i++) {
$index = mt_rand(0, $validCharNumber – 1);
$result .= $validCharacters[$index];
}

return $result;

}

echo getRandomString();