Ò׽ؽØÍ¼Èí¼þ¡¢µ¥Îļþ¡¢Ãâ°²×°¡¢´¿ÂÌÉ«¡¢½ö160KB

JavaScript¶¯Ì¬Ìí¼ÓDOMÔªËØ×ܽá

ÕâÁ½Ì쿪ʼд¹Å´úµØÍ¼µÄGISÍøÕ¾£¬Ëµ°×Á˾ÍÊÇÓùŴúµØÍ¼µÄÄÚÈÝЧ·ÂɽկһÏÂ¹È¸èµØÍ¼¡£
JSÕâ¶«Î÷ºÜ¾ÃûдÁË£¬ÓÐЩ¸ÅÄîÒ²ºÜÄ£ºý£¬µ¼ÖÂÍê³É·Ö¿éÍ϶¯¼ÓÔØµÄ¹¦Äܾͻ¨Á˺öàʱ¼ä¡£
Ö÷ÒªÎÊÌâÊdzöÔÚÍ϶¯Ê±¶ÔÔªËØÄÚÈݵĶ¯Ì¬ÐÞ¸ÄÉÏ£¬×ܽáÏ¡£
ͨ¹ýJS½Å±¾¶¯Ì¬ÐÞ¸ÄDOMÔªËØÄÚÈÝͨ³£ÓÐÁ½ÖÖ·½·¨£º
1. ͨ¹ýDOM±ê×¼½Ó¿Ú´´½¨ÔªËØ
var newNode = document.createElement("div");
mapDiv.insertBefore(newNode, mapDiv.getElementsByTagName("div")[0]); 
2. ͨ¹ýÐÞ¸ÄÔªËØµÄinnerHTMLÊôÐÔÀ´¸Ä±äÄÚÈÝ
mapDiv.innerHtml += "<div class='piece' style='top:"+(i*256+parseInt(blockArray[0][0].style.top))+"px; left:"+(parseInt(blockArray[0][0].style.left)-256)+"px; background-image:url(\"assets/full_map/x="+x+"&y="+(y+i>15?y+i-16:y+i)+"&z=4.png\")'></div>";
 
Á½ÖÖ·½·¨¶¼¿ÉÒԸıäÔªËØµÄÄÚÈÝ£¬µ«ÊÇÂÔÓв»Í¬¡£
ÐÞ¸ÄinnerHTMLÊôÐԵϰ£¬ÏµÍ³»á¶ÔÄÚÈݽøÐÐÖØ¹¹£¬ÖØÐÂÉú³ÉDOMÔªËØ£¨ÐµĵØÖ·£©£¬¼´Ê¹Ö»ÊÇÔÚ×îºó×·¼ÓÁËÒ»¸öÔªËØ£¬¶øDOM API²Ù×÷Ôò²»»á¡£
¾Ù¸öÀý×Ó£¬ÓÃÊý×é±£´æDIV1ÖеÄËùÓÐÔªËØ(subDiv1, subDiv2, subDiv3.......)µ±ÐÞ¸ÄinnerHTML×·¼ÓÒ»¸ösubDivnµÄʱºò£¬×·¼ÓÍêµÄDOMÔªËØÓëÊý×éÖеIJ»ÔÙ¶ÔÓ¦ÁË£¬ÒòÎªÖØÐ»æÖÆÁË£¬ÔªËØÓÐÁËеĵØÖ·£¨Êý×é´æµÄ½ö½öÊǵØÖ·£©¡£¶øDiv1.appendChild(subDivn)Ö®ºó£¬Êý×éÓëÄÚ²¿ÔªËØÈÔÈ»±£³Ö¶ÔÓ¦¹ØÏµ¡£
ËÙ¶ÈÉÏÀ´ËµµÄ»°DOM½Ó¿ÚµÄËÙ¶È»áÏà¶Ô½ÏÂý£¬¶øÐÞ¸ÄinnerHTML»òÕßÊÇwrite()·½·¨»áÃ÷ÏԽϿ졣


Ïà¹ØÎĵµ£º

ת JavaScriptµ÷ÓÃWebServices(ʹÓÃWebService.htc)

.XML Web services ÐÐΪʹ¿Í»§¶Ë½Å±¾Äܹ»µ÷ÓÃÓÉ Microsoft .NET XML Web services »òÆäËûÖ§³Ö¼òµ¥¶ÔÏó·ÃÎÊЭÒé (SOAP) µÄ Web ·þÎñÆ÷¹«¿ªµÄÔ¶³Ì·½·¨¡£
Ä¿µÄ£ºÌṩһÖÖ¼òµ¥µÄ·½·¨Ê¹ÓúÍÀûÓà SOAP£¬¶ø²»Ðè¾ßÓÐ SOAP ʵÏÖµÄרҵ֪ʶ¡£
²½Ö裺
1.ÏÂÔØWebservice.htc,Ðí¶àÍøÉϵÄÎÄÕ½éÉܸÃÎļþ¿ÉÒÔÔÚ΢ÈíµÄÍøÕ¾ÉÏÕÒµ½£¬µ«ÎÒ°´ ......

javascript µÄ scope myhere

// JavaScript ½Å±¾£¬½âÎöÐÍÓïÑÔ
//
var ABCD = function(){
var pub = {};
var pri = {};
pri.name = "myhere";
pri.age = 23;
//var ABCDE;
pub.setName = function( newName){
pri.name = newName;
};
// ÕâÀï pub.getName ±»¸³ÖµÎªÒ»¸öº¯Êý£¬¾ÍÊǶ¨ÒåÒ»¸öº¯Êý
// Õâ¸öº¯Êý²¢Ã»ÓÐÔËÐУ¬Õâ¸öº¯Êý ......

JavaScript¼üÅÌ

JavaScript¼üÅÌʼþÕìÌý
ÔÚʹÓÃJavaScript×öWEB¼üÅÌʼþÕìÌý²¶»ñʱ£¬Ö÷Òª²ÉÓÃonkeypress¡¢onkeydown¡¢onkeyupÈý¸öʼþ½øÐгöÀ´¡£¸ÃÈý¸öʼþµÄÖ´ÐÐ˳ÐòÈçÏ£ºonkeydown -> onkeypress ->onkeyup¡£ÔÚÒ»°ãÇé¿öÏ£¬²ÉÓÃÈýÖÖ¼üÅÌʼþ¾ù¿É¶Ô¼üÅÌÊäÈë½øÐÐÓÐЧµÄÏìÓ¦¡£µ±ÔÚʵ¼ÊʹÓÃÖУ¬»á·¢ÏÖÕ⼸ÕßÓÐЩ²»Í¬µÄ²î±ð¡£
  ......

JavaScript¼òµ¥³£ÓôúÂë

ÓÐЩʱºòÄ㾫ͨһÃÅÓïÑÔ£¬µ«ÊǻᷢÏÖÄãÆäʵÕûÌìÔÚºÍÆäËüÓïÑÔ´ò½»µÀ£¬Ò²ÐíÄãÒÔΪÕâЩ΢²»×ãµÀ£¬²»ÖÁÓÚÓ°ÏìÄãµÄ¿ª·¢½ø¶È£¬µ«Ç¡Ç¡ÊÇÕâЩÄã²»ÖØÊӵĶ«Î÷
»áÀË·ÑÄãºÜ¶àʱ¼ä£¬ÎÒÒ»Ö±ÒÔΪÎÒÔçÔÚ¼¸Äêǰ¾ÍÒѾ­¾«Í¨JavaScriptÁË£¬Ö±µ½Ä¿Ç°£¬ÎÒ²ÅÔ½À´Ô½¾õµÃJavaScriptÔ¶±ÈÎÒÏëÏóµÄ¸´ÔÓºÍÇ¿´ó£¬ÎÒ
¿ªÊ¼³ç°ÝËü£¬
³Ã׎ÚÈյĿÕ϶£¬°ÑÓÐ ......

Javascriptº¯ÊýÀàÐÍÅжÏÍêÃÀ½â¾ö·½°¸


Javascriptº¯ÊýÀàÐÍÅжÏÍêÃÀ½â¾ö·½°¸
ÔÚÅжϺ¯ÊýÀàÐÍʱ£¬ÎÒÃÇͨ³£Ê¹ÓÃtypeof·½·¨£¬Ò»°ãÇé¿öÏ£¬Ëü»áµÃµ½ÎÒÃÇËùÔ¤ÏëµÄЧ¹û¡£µ«ÊÇ£¬ÓÐһЩϸ½Ú²¢²»ÎªÎÒÃÇËùÊìÖª¡£John Resig ÔÚ·ÖÎöÁËÕâЩϸ½ÚÖ®ºó£¬ÎªÎÒÃÇÌṩÁËÒ»¸öÍêÃÀµÄ½â¾ö·½°¸£¬±¾ÎĽ«×÷Ïêϸ½éÉÜ£º
Ò»¡¢´«Í³·½·¨²»ÎªÈËËùÖªµÄϸ½Ú
ºÁÎÞÒÉÎÊ£¬ÔÚÅжϺ¯ÊýÀàÐÍʱ£¬ÎÒÃÇÊ ......
© 2009 ej38.com All Rights Reserved. ¹ØÓÚE½¡ÍøÁªÏµÎÒÃÇ | Õ¾µãµØÍ¼ | ¸ÓICP±¸09004571ºÅ