<?php
/**
* gTemplate Plugins
*
* @package gTemplate
* @subpackage Plugins
*/
/**
* gTemplate count_words modifier plugin
*
* Type: modifier<br>
* Name: count_words<br>
* Purpose: count the number of words in a text
*
* @version 1.0
* @author Tamas David (G-Lex) <glex at mittudomain.info>
* @link https://github.com/glex86/g-template-php G-Template Engine on Github
*
* @internal Some source codes are taken from Smarty
* @internal author Monte Ohrt <monte at ohrt dot com>
* @internal link http://smarty.net Smarty
*/
function tpl_modifier_count_words($string)
{
// split text by ' ',\r,\n,\f,\t
$split_array = preg_split('/\s+/',$string);
// count matches that contain alphanumerics
$word_count = preg_grep('/[a-zA-Z0-9\\x80-\\xff]/', $split_array);
return count($word_count);
}
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