PseudoRandomStringGeneratorTrait.php

Go to the documentation of this file.

<?php
namespace Facebook\PseudoRandomString;
 
trait PseudoRandomStringGeneratorTrait
{
    public function validateLength($length)
    {
        if (!is_int($length)) {
            throw new \InvalidArgumentException('getPseudoRandomString() expects an integer for the string length');
        }
 
        if ($length < 1) {
            throw new \InvalidArgumentException('getPseudoRandomString() expects a length greater than 1');
        }
    }
 
    public function binToHex($binaryData, $length)
    {
        return \substr(\bin2hex($binaryData), 0, $length);
    }
}