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重複的關鍵字只替換一次
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<?php | |
// 重複的關鍵字只替換一次 | |
$str = "http://www.school.com/asdf2m/asdf/dd1234acfgesger/asdf/asdf/屁屁"; | |
$a = array('/(AC)/i','/(ac)/i','/(dd1234)/i','/(dd12)/i','/(er)/i','/(屁屁)/i'); | |
echo my_replace($a, $str); | |
function my_replace($aKeyword, $sString){ | |
$aTmp = preg_replace($aKeyword, "[indent]$1[/indent]" , $sString); | |
return parseTagsRec($aTmp); | |
} | |
function parseTagsRec($input) { | |
$regex = '#\[indent]((?:[^[]|\[(?!/?indent])|(?R))+)\[/indent]#'; | |
if (is_array($input)) { | |
$input = "<span style=\"background:#fff203;\"><b>".$input[1]."</b></span>"; | |
} | |
return preg_replace_callback($regex, 'parseTagsRec', $input); | |
} | |
?> |
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