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alert(arguments instanceof Array);//false
arguments.callee(); //¶Ô×ÔÉíµÄµ÷Ó㬠ÓÃÓڵݹé
var c = arguments.caller; //¶Ôµ÷ÓÃ×ÔÉíº¯ÊýµÄ¸¸º¯Êý, Èç¹ûÊÇ×Ô¼ºÔÚwindow.A()»òÕßA(), ÄÇô¾ÍΪundefined
c = arguments.constructor //Object.prototype¼Ì³Ðº¯Êý
c = arguments.hasOwnProperty //ÅжϲÎÊýÊÇ·ñÊÇarguments¶ÔÏóµÄ±¾µØ·ÇprotorypeÊôÐÔ
c = arguments.isPrototypeOf //ÅжϲÎÊýÊÇ·ñÊÇarguments¶ÔÏóµÄprototype¼Ì³ÐµÄÊôÐÔ
c = arguments.propertyIsEnumerable() //ÓëhasOwnPropertyÀàËƺ¬ÒåµÄ·½·¨£¬±íʾÊÇ·ñÄÜö¾Ù
c = arguments.toLocaleString() //·µ»Ø¶ÔÏó±íʾ±¾µØµÄ×Ô¼ºµÄ×Ö·û´®
c = arguments.toString() //·µ»Ø¶ÔÏó±íʾ±¾µØµÄ×Ô¼ºµÄ×Ö·û´®, µ±ÐèÒª¶ÔÏó ת»¯Îª×Ö·û´®µÄʱºò£¬½âÊÍÆ÷»á×Ô¶¯µ÷Óøú¯Êý¡£Èçalert(arguments)
d = new Date();
c = d.valueOf() //·µ»Ø¶ÔÏóµÄÊýÖµÀàÐÍÖµ£¬Èç new Date() +2»á×Ô¶¯µ÷Óøú¯Êý¶øµÃµ½Ò»¸öÊýÖµÀàÐÍÖµ£¬µ«Object.prototypeÖеÄvalueOfÓëtoStringÀàÐÍ¡£arguments +3 »¹ÊÇÒ»¸ö×Ö·û´®
arguments.length //¸öÊý
c = arguments[0] //½øÐÐÀàÊý×éÈ¡Öµ²Ù×÷
}
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nodeName ÊôÐÔº¬ÓÐij¸ö½ÚµãµÄÃû³Æ:
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ÊôÐÔ½ÚµãµÄ nodeName ÊÇÊôÐÔÃû³Æ
Îı¾½ÚµãµÄ nodeName ÓÀÔ¶ÊÇ #text
Îĵµ½ÚµãµÄ nodeName ÓÀÔ¶ÊÇ #document
×¢ÊÍ£ºnodeName Ëù°üº¬µÄ XML ÔªËصıêÇ©Ãû³ÆÓÀÔ¶ÊÇ´óдµÄ
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var a = [1,2,3,4,5];
var b = a.shift(); //a£º[2,3,4,5]  b£º1
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var a = [1,2,3,4,5];
var b = a.unshift(-2,-1); //a£º[-2,-1,1,2,3,4,5]  b£º7
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