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签到天数: 15 天 [LV.4]偶尔看看III
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在网上找了很多iframe的高度自适应,发现很多兼容性都不是很好,于是自己总结了一下。
页面HTML节点上要有下面红色部分,不然ie浏览器会无限递增
<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
- <iframe id="mainFrame" name="mainFrame" scrolling="no" src="Index.aspx"
- frameborder="0" style="padding: 0px; width: 100%; height: 1000px;"></iframe>
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- 调用
- <script type="text/javascript">
- startInit("mainFrame", 560);
- </script>
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- var browserVersion = window.navigator.userAgent.toUpperCase();
- var isOpera = browserVersion.indexOf("OPERA") > -1 ? true : false;
- var isFireFox = browserVersion.indexOf("FIREFOX") > -1 ? true : false;
- var isChrome = browserVersion.indexOf("CHROME") > -1 ? true : false;
- var isSafari = browserVersion.indexOf("SAFARI") > -1 ? true : false;
- var isIE = (!!window.ActiveXObject || "ActiveXObject" in window);
- var isIE9More = (! -[1, ] == false);
- function reinitIframe(iframeId, minHeight) {
- try {
- var iframe = document.getElementById(iframeId);
- var bHeight = 0;
- if (isChrome == false && isSafari == false)
- bHeight = iframe.contentWindow.document.body.scrollHeight;
- var dHeight = 0;
- if (isFireFox == true)
- dHeight = iframe.contentWindow.document.documentElement.offsetHeight + 2;
- else if (isIE == false && isOpera == false)
- dHeight = iframe.contentWindow.document.documentElement.scrollHeight;
- else if (isIE == true && isIE9More) {//ie9+
- var heightDeviation = bHeight - eval("window.IE9MoreRealHeight" + iframeId);
- if (heightDeviation == 0) {
- bHeight += 3;
- } else if (heightDeviation != 3) {
- eval("window.IE9MoreRealHeight" + iframeId + "=" + bHeight);
- bHeight += 3;
- }
- }
- else//ie[6-8]、OPERA
- bHeight += 3;
- var height = Math.max(bHeight, dHeight);
- if (height < minHeight) height = minHeight;
- iframe.style.height = height + "px";
- } catch (ex) { }
- }
- function startInit(iframeId, minHeight) {
- eval("window.IE9MoreRealHeight" + iframeId + "=0");
- window.setInterval("reinitIframe("" + iframeId + ""," + minHeight + ")", 100);
- }
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测试发现兼容浏览器ie6-11、chrome、firefox、opera、Safari、傲游云浏览器、360浏览器,兼容性更好,其他未测试,如发现高度不能自适应,请留言给我。
参考http://www.kuqin.com/webpagedesign/20080516/8536.html
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