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jQuery juery? ?? js? ???

?? jquery? ?? ? ?? ?? ??? ???????.

jquery ??? DOM ??

jQuery ??? DOM ??? ????. ?? ?? ???????. ?? ???? ?????

??, js ???? ??? ??? ????.

var div = document.getElementById('dv');
div.innerHTML ="php Chinese website";

? ???? ???? DOM ??? ???? document.getElementById("dv") ???? ?? ?? DOM ??? DOM ????, ???? innerHTML? ?? ?????.

?? jquery ??? ???????

$(function(){

var div = $('#dv');

div. html ("php中文網(wǎng)");

});

$('#dv') ???? ???? $p?? jQuery ??? ?? ? ????. ??? $p? ?? ?? ??. ? ??? DOM ??? ??? ???? ??? ?? ?? ???? ??????. ?? ???? html ? css? ???? ?? ??? ?? JavaScript ?? ??? ?????.

?? JavaScript? ?? DOM ??? jQuyer? ?? DOM ?? ??

1. jQuery ???? ??? ??? ??? ?????. DOM ??? ??? ?? ?? ? ? DOM? ??? ? ??? ????.

2. jQuery? ?? DOM ??? ???? ???? ?? DOM ??? ??? ???? ??? ????? ? ??? ?? ??? ??? ?? ? ??? ?? ???? ?? ??? ? ??? ? ????. ??? ????? ?? jQuery?? ???? API? ?? ????? ??? ?? ??????.


???? ??
||
<!DOCTYPE html> <html> <head> <meta charset="utf-8"> <title>jquery</title> <style type="text/css"> #dv{ width:150px; height:150px; border:1px solid red; } </style> <script src="http://libs.baidu.com/jquery/1.9.1/jquery.min.js"></script> <script type="text/javascript"> // window.onload=function(){ // var div = document.getElementById('dv'); // div.innerHTML="php 中文網(wǎng)"; // } $(function(){ var div = $('#dv'); div.html("php中文網(wǎng)"); }); </script> </head> <body> <div id="dv"></div> </body> </html>