first commit

libraries/phputf8/substr_replace.php

@@ -0,0 +1,24 @@
+<?php
+/**
+* @version $Id$
+* @package utf8
+* @subpackage strings
+*/
+
+//---------------------------------------------------------------
+/**
+* UTF-8 aware substr_replace.
+* Note: requires utf8_substr to be loaded
+* @see http://www.php.net/substr_replace
+* @see utf8_strlen
+* @see utf8_substr
+*/
+function utf8_substr_replace($str, $repl, $start , $length = NULL ) {
+    preg_match_all('/./us', $str, $ar);
+    preg_match_all('/./us', $repl, $rar);
+    if( $length === NULL ) {
+        $length = utf8_strlen($str);
+    }
+    array_splice( $ar[0], $start, $length, $rar[0] );
+    return join('',$ar[0]);
+}