From ada3beb0a6c649bd9bfc6a87b2fe69ee8ae563f7 Mon Sep 17 00:00:00 2001
From: Andreas Baumann <mail@andreasbaumann.cc>
Date: Sat, 1 Feb 2020 08:57:06 +0100
Subject: initial checkin

---
 include/utf8/str_split.php | 33 +++++++++++++++++++++++++++++++++
 1 file changed, 33 insertions(+)
 create mode 100644 include/utf8/str_split.php

(limited to 'include/utf8/str_split.php')

diff --git a/include/utf8/str_split.php b/include/utf8/str_split.php
new file mode 100644
index 0000000..15bc215
--- /dev/null
+++ b/include/utf8/str_split.php
@@ -0,0 +1,33 @@
+<?php
+
+/**
+* @version $Id: str_split.php,v 1.1 2006/02/25 13:50:17 harryf Exp $
+* @package utf8
+* @subpackage strings
+*/
+
+/**
+* UTF-8 aware alternative to str_split
+* Convert a string to an array
+* Note: requires utf8_strlen to be loaded
+* @param string UTF-8 encoded
+* @param int number to characters to split string by
+* @return string characters in string reverses
+* @see http://www.php.net/str_split
+* @see utf8_strlen
+* @package utf8
+* @subpackage strings
+*/
+function utf8_str_split($str, $split_len=1)
+{
+	if (!preg_match('/^[0-9]+$/',$split_len) || $split_len < 1)
+		return false;
+
+	$len = utf8_strlen($str);
+	if ($len <= $split_len)
+		return array($str);
+
+	preg_match_all('/.{'.$split_len.'}|[^\x00]{1,'.$split_len.'}$/us', $str, $ar);
+
+	return $ar[0];
+}
-- 
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