<?php error_reporting(E_ALL); ini_set('display_errors', '1'); echo setlocale(LC_ALL, 0)."\n"; // echo setlocale(LC_ALL, "en_GB.UTF-8")."\n"; $terms = array ( //Always matches: "Label Generation", //Doesn't match when using u (PCRE_UTF8) modifier: "Receipt of Prescription and Validation of Patient Information", ); $text = "Some terms to match: ".implode(", ",$terms); $pattern = "/(".implode(")|(", $terms).")/is"; $regexps = array ( "Unicode" => $pattern."u", //Add u (PCRE_UTF8) modifier "Non-unicode" => $pattern ); echo "Text:\n'$text'\n"; foreach($regexps as $type=>$regexp) { $matches = array(); $total = preg_match_all($regexp,$text,$matches); echo "\n\n"; echo "$type regex:\n'$regexp'\n\n"; echo "Total $type matches: "; var_dump($total); echo "\n$type matches: "; var_dump($matches[0]); } ?>
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