[php] PHP正則表達式過濾html

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[php] PHP正則表達式過濾html

房東：張先生

發表時間：2012-10-24

[檢舉]

$contents = preg_replace("/\\s+/", " ", $contents); //過濾多餘回車

    $contents=preg_replace("/<[ ]+/si","<",$contents); //過濾<__("<"號後面帶空格)

$contents=preg_replace("/<\\!--.*?-->/si","",$contents); //註釋

$contents=preg_replace("/<(\\!.*?)>/si","",$contents); //過濾DOCTYPE

$contents=preg_replace("/<(\\/?html.*?)>/si","",$contents); //過濾html標籤

$contents=preg_replace("/<(\\/?meta.*?)>/si","",$contents); //過濾meta標籤

$contents=preg_replace("/<(\\/?body.*?)>/si","",$contents); //過濾body標籤

$contents=preg_replace("/<(\\/?link.*?)>/si","",$contents); //過濾link標籤

$contents=preg_replace("/<(\\/?form.*?)>/si","",$contents); //過濾form標籤

$contents=preg_replace("/cookie/si","COOKIE",$contents); //過濾COOKIE標籤

$contents=preg_replace("/<(applet.*?)>(.*?)<(\\/applet.*?)>/si","",$contents); //過濾applet標籤

$contents=preg_replace("/<(\\/?applet.*?)>/si","",$contents); //過濾applet標籤

$contents=preg_replace("/<(style.*?)>(.*?)<(\\/style.*?)>/si","",$contents); //過濾style標籤

$contents=preg_replace("/<(\\/?style.*?)>/si","",$contents); //過濾style標籤

$contents=preg_replace("/<(title.*?)>(.*?)<(\\/title.*?)>/si","",$contents); //過濾title標籤

$contents=preg_replace("/<(\\/?title.*?)>/si","",$contents); //過濾title標籤

$contents=preg_replace("/<(object.*?)>(.*?)<(\\/object.*?)>/si","",$contents); //過濾object標籤

$contents=preg_replace("/<(\\/?objec.*?)>/si","",$contents); //過濾object標籤

$contents=preg_replace("/<(noframes.*?)>(.*?)<(\\/noframes.*?)>/si","",$contents); //過濾noframes標籤

$contents=preg_replace("/<(\\/?noframes.*?)>/si","",$contents); //過濾noframes標籤

$contents=preg_replace("/<(i?frame.*?)>(.*?)<(\\/i?frame.*?)>/si","",$contents); //過濾frame標籤

$contents=preg_replace("/<(\\/?i?frame.*?)>/si","",$contents); //過濾frame標籤

$contents=preg_replace("/<(script.*?)>(.*?)<(\\/script.*?)>/si","",$contents); //過濾script標籤

$contents=preg_replace("/<(\\/?script.*?)>/si","",$contents); //過濾script標籤

$contents=preg_replace("/javascript/si","Javascript",$contents); //過濾script標籤

$contents=preg_replace("/vbscript/si","Vbscript",$contents); //過濾script標籤

$contents=preg_replace("/on([az]+)\\s*=/si","On\\\\1=",$contents); //過濾script標籤

$contents=preg_replace("/&#/si","&#",$contents); //過濾script標籤，如javAsCript:alert(\'aabb)

$contents=preg_replace("/<(\\/?table.*?)>/si","",$contents); //過濾table標籤

$contents=preg_replace("/<(\\/?tr.*?)>/si","",$contents); //過濾tr標籤

$contents=preg_replace("/<(\\/?tbody.*?)>/si","",$contents); //過濾tbody標籤

$contents=preg_replace("/<(\\/?td.*?)>/si",",",$contents); //過濾td標籤

$contents=preg_replace("/<(\\/?img.*?)>/si","",$contents); //過濾img標籤

$contents=preg_replace("/<(\\/?input.*?)>/si","",$contents); //過濾input標籤

$contents=preg_replace("/<(\\/?font.*?)>/si","",$contents); //過濾font標籤

$contents=preg_replace("/<(\\/?th.*?)>/si","",$contents); //過濾th標籤

$contents=preg_replace("/<(head.*?)>(.*?)<(\\/head.*?)>/si","",$contents); //過濾head標籤

$contents=preg_replace("/<(select.*?)>(.*?)<(\\/select.*?)>/si","",$contents); //過濾select標籤

$contents=preg_replace("/<(strong.*?)>(.*?)<(\\/strong.*?)>/si","",$contents); //過濾strong標籤

$contents=preg_replace("/<(label.*?)>(.*?)<(\\/label.*?)>/si","",$contents); //過濾label標籤

$contents=preg_replace("/<(a.*?)>(.*?)<(\\/a.*?)>/si","",$contents); //過濾a標籤

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1 樓住戶：jack 發表時間：2012-10-24	[檢舉]

$str = "abc <我是誰 > ghi (正則表示式) fffjkl[你是誰] < opq uv";//原文
$pattern = "/<[^>^<]*>/";// 正則表示式格式用於比對
$replacement = ""; // 以此(空)字串來取代 (即刪除)
$newStr = preg_replace($pattern, $replacement, $str);
echo $newStr;

?>


2 樓住戶：jeff 發表時間：2012-10-26	[檢舉]

移除[ ] 主題

$str='[分享] 好租好賣最優值';
$str2='[問題] 誠心指教!';
$str3='[討論]地產會泡沫化?';

echo preg_replace('/\[[^\]]+\]/','',$str);

echo preg_replace('/\[[^\]]+\]/','',$str2);

echo preg_replace('/\[[^\]]+\]/','',$str3);

?>


3 樓住戶：creakj 發表時間：2012-11-02	[檢舉]

移除[] or () 後面文字

$str1 = '打工20歲(40p)回復 1# Soldie';
$str2 = '新竹加油站[30P]........回復 1# g'

echo substr($str1, 0, strrpos($str1, ')') + 1);
echo substr($str2, 0, strrpos($str2, ']') + 1);

　共 3 人回應　　選擇頁數【第1 頁】

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