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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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    廣利不動產-新板特區指名度最高、值得您信賴的好房仲
    您的托付,廣利用心為您服務

    • 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);


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