Rename to remove abbreviation

src/Curl/StringUtil.php

@@ -0,0 +1,20 @@
+<?php
+
+namespace Curl;
+
+class StringUtil
+{
+    /**
+     * Return true when $haystack starts with $needle.
+     *
+     * @access public
+     * @param  $haystack
+     * @param  $needle
+     *
+     * @return bool
+     */
+    public static function startsWith($haystack, $needle)
+    {
+        return \mb_substr($haystack, 0, \mb_strlen($needle)) === $needle;
+    }
+}