Javascript ˢпò¼Ü¼°Ò³ÃæµÄ·½·¨×ܼ¯
ÏÈÀ´¿´Ò»¸ö¼òµ¥µÄÀý×Ó£º
ÏÂÃæÒÔÈý¸öÒ³Ãæ·Ö±ðÃüÃûΪframe.html¡¢top.html¡¢bottom.htmlΪÀýÀ´¾ßÌå˵Ã÷ÈçºÎ×ö¡£
Java´úÂë
frame.html ÓÉÉÏ(top.html)ÏÂ(bottom.html)Á½¸öÒ³Ãæ×é³É£¬´úÂëÈçÏ£º
<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.0 Transitional//EN">
<HTML>
<HEAD>
<TITLE> frame </TITLE>
</HEAD>
<frameset rows="50%,50%">
<frame name=top src="top.html">
<frame name=button src="bottom.html">
</frameset>
</HTML>
frame.html ÓÉÉÏ(top.html)ÏÂ(bottom.html)Á½¸öÒ³Ãæ×é³É£¬´úÂëÈçÏ£º
<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.0 Transitional//EN">
<HTML>
<HEAD>
<TITLE> frame </TITLE>
</HEAD>
<frameset rows="50%,50%">
<frame name=top src="top.html">
<frame name=button src="bottom.html">
</frameset>
</HTML>
ÏÖÔÚ¼ÙÉètop.html (¼´ÉÏÃæµÄÒ³Ãæ) ÓÐÆß¸öbuttonÀ´ÊµÏÖ¶Ôbottom.html (¼´ÏÂÃæµÄÒ³Ãæ) µÄˢУ¬¿ÉÒÔÓÃÒÔÏÂÆßÖÖÓï¾ä£¬ÄĸöºÃÓÃ×Ô¼º¿´×ŰìÁË¡£
Óï¾ä1. window.parent.frames[1].location.reload();
Óï¾ä2. window.parent.frames.bottom.location.reload();
Óï¾ä3. window.parent.frames["bottom"].location.reload();
Óï¾ä4. window.parent.frames.item(1).location.reload();
Óï¾ä5. window.parent.frames.item('bottom').location.reload();
Óï¾ä6. window.parent.bottom.location.reload();
Óï¾ä7. window.parent['bottom'].location.reload();
top.html Ò³ÃæµÄ´úÂëÈçÏ£º
Java´úÂë
<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.0 Transitional//EN">
<HTML>
<HEAD>
<TITLE> top.html </TITLE>
</HEAD>
<BODY>
<input type=button value="Ë¢ÐÂ1" onclick="wind
Ïà¹ØÎĵµ£º
DOM
½ÚµãÀàÐ͵Ä12¸ö³£Á¿:
Node.ELEMENT_NODE
Node.ATTRIBUTE_NODE
Node.TEXT_NODE
Node.CDATA_SECTION_NODE
Node.ENTITY_REFERENCE_NODE
Node.ENTITY_NODE
Node.PROCESSING_INSTRUCTION_NODE
Node.COMMENT_NODE
Node.DOCUMENT_NODE
Node.DOCUMENT_TYPE_NODE
Node.DOCUMENT_FRAGMENT_NODE
Node.NOTATION_NODE
......
±¾ÎĵÄÁ½¸öÄ¿µÄ£º
£¨1£©½éÉÜjavascriptÖеÄevalº¯ÊýµÄÓ÷¨
£¨2£©ÈçºÎÔÚº¯ÊýÄÚÖ´ÐÐÈ«¾Ö´úÂë
►ÏÈÀ´ËµevalµÄÓ÷¨£¬ÄÚÈݱȽϼòµ¥£¬ÊìϤµÄ¿ÉÒÔÌø¹ý¡£
evalº¯Êý½ÓÊÕÒ»¸ö²ÎÊýs£¬Èç¹ûs²»ÊÇ×Ö·û´®£¬ÔòÖ±½Ó·µ»Øs¡£·ñÔòÖ´ÐÐsÓï¾ä¡£Èç¹ûsÓï¾äÖ´Ðнá¹ûÊÇÒ»¸öÖµ£¬Ôò·µ»Ø´ËÖµ£¬·ñÔò·µ»Øundefined¡£
ÐèÒªÌØ±ð×¢ÒâµÄÊǶÔÏóÉùÃ÷Óï· ......
ÕýÔò±í´ïʽ
RegExp(regexp, option)ÀàʵÏÖ,¿ÉÒÔ¼òд³É/regexp/option
option:
g: global, i: ignore case
·½·¨:string.test(regexp),
string.exec(regexp)[·µ»ØËùÓÐÆ¥ÅäµÄµØ·½], string.serch(regexp)[ÕýÔò°æµÄindexOf()],
string.replace(regexp, str|funtion), string.split(regexp)
¼òµ¥Ä£Ê½
Ôª×Ö·û:( [ {
......