🎉 initial commit

classes/Application/Helper/NumberHash.php

@@ -0,0 +1,28 @@
+<?php
+
+namespace Application\Helper;
+
+class NumberHash
+{
+    /**
+     * Return a number only hash
+     *
+     * @see https://stackoverflow.com/a/23679870/175071
+     *
+     * @param string   $string string to hash
+     * @param null|int $length optional specific length
+     *
+     * @return int
+     */
+    public static function numHash(string $string, ?int $length = null): int
+    {
+        $stringHash = md5($string, true);
+        $numberHash = unpack('N2', $stringHash);
+        $hash       = $numberHash[1] . $numberHash[2];
+        if ($length) {
+            $hash = substr($hash, 0, $length);
+        }
+
+        return (int)$hash;
+    }
+}