ASP去除img标签style属性只保留src
'功能:将IMG代码格式化为<img src="XXX" />格式,只保留SRC属性，去掉IMG标签的其他属性。
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Function FixImg(sString) Dim sReallyDo, regEx, iReallyDo Dim oMatches, cMatch Dim tStartTime, tEndTime If IsNull(sString) Then FixImg = "" Exit Function End If sReallyDo = sString On Error Resume Next sReallyDo = Replace(sReallyDo, vbCr, " ") sReallyDo = Replace(sReallyDo, vbLf, " ") sReallyDo = Replace(sReallyDo, vbTab, " ") sReallyDo = Replace(sReallyDo, "<img ", vbCrLf & "<img ", 1, -1, 1) sReallyDo = Replace(sReallyDo, "/>", " />", 1, -1, 1) sReallyDo = ReplaceAll(sReallyDo, "= ", "=", True) sReallyDo = ReplaceAll(sReallyDo, "> ", ">", True) sReallyDo = Replace(sReallyDo, "><", ">" & vbCrLf & "<") sReallyDo = Trim(sReallyDo) On Error GoTo 0 Set regEx = New RegExp regEx.IgnoreCase = True regEx.Global = True '//去除onclick,onload等脚本 regEx.Pattern = "\s[on].+?=([\""|\'])(.*?)\1" sReallyDo = regEx.Replace(sReallyDo, "") '//将SRC不带引号的图片地址加上引号 regEx.Pattern = "<img.*?\ssrc=([^\""\'\s][^\""\'\s>]*).*?>" sReallyDo = regEx.Replace(sReallyDo, "<img src=""$1"" />") '//正则匹配图片SRC地址 regEx.Pattern = "<img.*?\ssrc=([\""\'])([^\""\']+?)\1.*?>" sReallyDo = regEx.Replace(sReallyDo, "<img src=""$2"" />") FixImg = sReallyDoEnd Function |
上面的代码确实写得不错，原理也可以参考下面的代码
js过滤img里style属性
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var str = "<img style='ddddddddd'>"str = str.replace(/<img[^>]*>/gi, function (match, capture) {return match.replace(/style\s*?=\s*?([‘"])[\s\S]*?\1/ig, '')}))console.log(str) |
不是替换直接通过js设置
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var is=document.images;for(var i=0,len=is.length;i<len;i++){is[i].style.cssText=""} |
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