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1.document.formName.item("itemName") ÎÊÌâ
˵Ã÷:IEÏÂ,¿ÉÒÔʹÓÃdocument.formName.item("itemName")»òdocument.formName.elements["elementName"];FirefoxÏÂ,Ö»ÄÜʹÓÃdocument.formName.elements["elementName"].
½â¾ö·½·¨:ͳһʹÓÃdocument.formName.elements["elementName"].
2.¼¯ºÏÀà¶ÔÏóÎÊÌâ
˵Ã÷:IEÏÂ,¿ÉÒÔʹÓÃ()»ò[]»ñÈ¡¼¯ºÏÀà¶ÔÏó;FirefoxÏÂ,Ö»ÄÜʹÓÃ[]»ñÈ¡¼¯ºÏÀà¶ÔÏó.
½â¾ö·½·¨:ͳһʹÓÃ[]»ñÈ¡¼¯ºÏÀà¶ÔÏó.
3.×Ô¶¨ÒåÊôÐÔÎÊÌâ
˵Ã÷:IEÏÂ,¿ÉÒÔʹÓûñÈ¡³£¹æÊôÐԵķ½·¨À´»ñÈ¡×Ô¶¨ÒåÊôÐÔ,Ò²¿ÉÒÔʹÓÃgetAttribute()»ñÈ¡×Ô¶¨ÒåÊôÐÔ;FirefoxÏÂ,Ö»ÄÜʹÓÃgetAttribute()»ñÈ¡×Ô¶¨ÒåÊôÐÔ.
½â¾ö·½·¨:ͳһͨ¹ýgetAttribute()»ñÈ¡×Ô¶¨ÒåÊôÐÔ.
4.eval("idName")ÎÊÌâ
˵Ã÷:IEÏÂ,,¿ÉÒÔʹÓÃeval("idName")»ògetElementById("idName")À´È¡µÃidΪidNameµÄHTML¶ÔÏó;FirefoxÏÂÖ»ÄÜʹÓÃgetElementById("idName")À´È¡µÃidΪidNameµÄHTML¶ÔÏó.
½â¾ö·½·¨:ͳһÓÃgetElementById("idName")À´È¡µÃidΪidNameµÄHTML¶ÔÏó.
5.±äÁ¿ÃûÓëijHTML¶ÔÏóIDÏàͬµÄÎÊÌâ
˵Ã÷:IEÏÂ,HTML¶ÔÏóµÄID¿ÉÒÔ×÷ΪdocumentµÄÏÂÊô¶ÔÏó±äÁ¿ÃûÖ±½ÓʹÓÃ;FirefoxÏÂÔò²»ÄÜ.FirefoxÏÂ,¿ÉÒÔʹÓÃÓëHTML¶ÔÏóIDÏàͬµÄ±äÁ¿Ãû;IEÏÂÔò²»ÄÜ¡£
½â¾ö·½·¨:ʹÓÃdocument.getElementById("idName")´úÌædocument.idName.×îºÃ²»ÒªÈ¡HTML¶ÔÏóIDÏàͬµÄ±äÁ¿Ãû,ÒÔ¼õÉÙ´íÎó;ÔÚÉùÃ÷±äÁ¿Ê±,Ò»ÂɼÓÉÏvar,ÒÔ±ÜÃâÆçÒå.
7.input.typeÊôÐÔÎÊÌâ
˵Ã÷:IEÏÂinput.typeÊôÐÔΪֻ¶Á;µ«ÊÇFirefoxÏÂinput.typeÊôÐÔΪ¶Áд.
9.event.xÓëevent.yÎÊÌâ
˵Ã÷:IEÏÂ,even¶ÔÏóÓÐx,yÊôÐÔ,µ«ÊÇûÓÐpageX,pageYÊôÐÔ;FirefoxÏÂ,even¶ÔÏóÓÐpageX,pageYÊôÐÔ,µ«ÊÇûÓÐx,yÊôÐÔ.
½â¾ö·½·¨:ʹÓÃmX(mX = event.x ? event.x : event.pageX;)À´´úÌæIEϵÄevent.x»òÕßFirefoxϵÄevent.pageX.
10.event.srcElementÎÊÌâ
˵Ã÷:IEÏÂ,event¶ÔÏóÓÐsrcElementÊôÐÔ,µ«ÊÇûÓÐtargetÊôÐÔ;FirefoxÏÂ,event¶ÔÏóÓÐtargetÊôÐÔ,µ«ÊÇûÓÐsrcElementÊôÐÔ.
½â¾ö·½·¨:ʹÓÃobj(obj = event.srcElement ? event.srcElement : event.target;)À´´úÌæIEϵÄevent.srcElement»òÕßFirefoxϵÄevent.target.
13.frameÎÊÌâ
ÒÔÏÂÃæµÄframeΪÀý£º
<frame src="xxx.html" id="frameId" name="frameName" />
(1)·ÃÎÊframe¶ÔÏó:
IE:ʹÓÃwindow.frameId»òÕßwindow.frameNameÀ´·ÃÎÊÕâ¸öframe¶ÔÏó.
Firefox:Ö»ÄÜʹÓÃwindow.frameNa
Ïà¹ØÎĵµ£º
´úÂëʹÓ÷½·¨£º
ÔÚ½éÉÜÕýÔò±í´ïʽÓ﷨֮ǰÏÈѧϰÏÂÃ漸¸ö·½·¨:
ÕýÔò±í´ïʽ·½·¨:test(),exec()
String¶ÔÏó·½·¨:match(),search(),replace(),split()
test()·½·¨:
Ó÷¨:regexp¶ÔÏóʵÀý.test(×Ö·û´®)
·µ»ØÖµ:Èç¹ûÂú×ãregexp¶ÔÏóʵÀýÖж¨µÄÕýÔò¹æÔò,·µ»Øtrue,·ñÔò·µ»Øfalse
exec()·½·¨:
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