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キーワードのハイライト

/ Published in: PHP
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キーワードをハイライトするようにHTMLでおきかえる。

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  1. function highlight($sString, $aWords) {
  2. 	if (!is_array ($aWords) || empty ($aWords) || !is_string ($sString)) {
  3. 		return false;
  4. 	}
  5.  
  6. 	$sWords = implode ('|', $aWords);
  7. 	return preg_replace ('@\b('.$sWords.')\b@si', '<strong style="background-color:yellow">$1</strong>', $sString);
  8. }

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