From 7077c942d02aa54639938e051041ca956224be12 Mon Sep 17 00:00:00 2001
From: andi <andi@splitbrain.org>
Date: Sun, 23 Jan 2005 17:33:44 +0100
Subject: [PATCH] utf8 substr replacement
darcs-hash:20050123163344-9977f-38c3f78a3b76ab0e7f181698cb79711b5d3469c1.gz
---
inc/utf8.php | 15 +++++++++++++++
1 file changed, 15 insertions(+)
diff --git a/inc/utf8.php b/inc/utf8.php
index 6e015177b..3e5f5decd 100644
--- a/inc/utf8.php
+++ b/inc/utf8.php
@@ -69,6 +69,21 @@ function utf8_strlen($string){
return count($uni);
}
+/**
+ * This is a unicode aware replacement for substr()
+ *
+ * Uses mb_string extension if available
+ *
+ * @author Andreas Gohr <andi@splitbrain.org>
+ * @see substr()
+ */
+function utf8_substr($str, $start, $length=null){
+ if(!defined('UTF8_NOMBSTRING') && function_exists('mb_substr'))
+ return mb_substr($str,$start,$length,'utf-8');
+
+ $uni = utf8_to_unicode($str);
+ return unicode_to_utf8(array_slice($uni,$start,$length));
+}
/**
* This is a unicode aware replacement for strtolower()
--
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