HTML DOM contentDocument ÊôÐÔ
¶¨ÒåºÍÓ÷¨
contentDocument ÊôÐÔÒÔ HTML ¶ÔÏ󷵻ؿò¼ÜÈÝÄɵÄÎĵµ¡£
¿ÉÒÔͨ¹ýËùÓбê×¼µÄ DOM ·½·¨À´´¦Àí±»·µ»ØµÄ¶ÔÏó¡£
Óï·¨
frameObject.contentDocument
ʵÀý
ÔÚÎÒÃǵÄÀý×ÓÖУ¬Ê×ÏȽ«´´½¨°üº¬´øÓÐÁ½¸öÁеĿò¼Ü¼¯µÄ HTML Îĵµ¡£Ã¿ÁÐÉèÖÃΪä¯ÀÀÆ÷´°¿ÚµÄ 50%£º
<html> <frameset cols="50%,50%"> <frame id="leftFrame" src="frame_cdoc.htm"> <frame id="rightFrame" src="frame_a.htm"> </frameset> </html>
HTML Îĵµ "frame_cdoc.htm" ±»·ÅÈëµÚÒ»ÁУ¬¶ø HTML Îĵµ "frame_a.htm" ±»·ÅÈëµÚ¶þÁС£
ÏÂÃæÊÇ "frame_cdoc.htm" µÄÔ´´úÂ룺
<html>
<head>
<script type="text/javascript">
function showCDoc()
{
var x=parent.document.getElementById("leftFrame")
alert(x.contentDocument.documentElement.tagName
)
}
</script>
</head>
<body>
<input type="button" onclick="showCDoc()"
value="Show content-document's first tag" />
</body>
</html>