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24 lines
574 B
PHP
24 lines
574 B
PHP
<?php
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/*
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* Smarty plugin
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* -------------------------------------------------------------
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* Type: modifier
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* Name: count_words
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* Purpose: count the number of words in a text
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* -------------------------------------------------------------
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*/
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function smarty_modifier_count_words($string)
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{
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// split text by ' ',\r,\n,\f,\t
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$split_array = preg_split('/\s+/',$string);
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// count matches that contain alphanumerics
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$word_count = preg_grep('/[a-zA-Z0-9\\x80-\\xff]/', $split_array);
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return count($word_count);
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}
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/* vim: set expandtab: */
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?>
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