PHP Function Code for Random Number + Character Generator

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admin Staff asked 7 years ago

Need a function that creates a random string with length of $length with characters 0-9a-zA-Z, first digit will not be a number.

Question Tags: code, function, php, random number

1 Answers

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Best Answer

admin Staff answered 7 years ago

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<pre>
function getRandomAndUniqueToken($length) {
$token = "";
$codeAlphabet = "ABCDEFGHIJKLMNOPQRSTUVWXYZ";
$codeAlphabet .= "abcdefghijklmnopqrstuvwxyz";
$max = strlen($codeAlphabet); // edited
for ($i = 0; $i < $length; $i++) {
if ($i == 1) {
$codeAlphabet .= "0123456789";
$max = strlen($codeAlphabet);
}
$token .= $codeAlphabet[rand(0, $max - 1)];
}
return $token;
}
</pre>