February 2012
Intermediate to advanced
540 pages
11h 39m
Chinese
Content preview from 深入淺出 jQuery
Become an O’Reilly member and get unlimited access to this title plus top books and audiobooks from O’Reilly and nearly 200 top publishers, thousands of courses curated by job role, 150+ live events each month,
O’Reilly covers everything we've got, with content to help us build a world-class technology community, upgrade the capabilities and competencies of our teams, and improve overall team performance as well as their engagement.I wanted to learn C and C++, but it didn't click for me until I picked up an O'Reilly book. When I went on the O’Reilly platform, I was astonished to find all the books there, plus live events and sandboxes so you could play around with the technology.I’ve been on the O’Reilly platform for more than eight years. I use a couple of learning platforms, but I'm on O'Reilly more than anybody else. When you're there, you start learning. I'm never disappointed.I'm always learning. So when I got on to O'Reilly, I was like a kid in a candy store. There are playlists. There are answers. There's on-demand training. It's worth its weight in gold, in terms of what it allows me to do.
目前位置 4 321
jQuery 與 Ajax
建立名為 repeat 的全域變數，預設值為 true。建立會隨著新按鈕（令其 ID 為 btnStop）的點
擊而改變 repeat 變數的函式。將 ID 為 freq 的 span 元素的 html 指定為 "Updates paused"。另外，
建立名為 btnStart 的按鈕，那會將 repeat 全域變數設定成 true，且若 repeat 變數為 true，便
呼叫 startAJAXcalls 與 setTimeout 兩個函式。最後，將新按鈕增加到頁面的頁尾區域。
$(document).ready(function(){
var FREQ = 10000;
function startAJAXcalls(){
setTimeout( function() {
getXMLRacers();
startAJAXcalls();
},
FREQ
);
.
.
$("#btnStop").click(function(){
$("#freq").html( );
});
function(){
startAJAXcalls();
});
<footer>
<h4>Congratulations to all our finishers!</h4>
<br>
<span id="freq"></span> <br><br>
index.html ...
Become an O’Reilly member and get unlimited access to this title plus top books and audiobooks from O’Reilly and nearly 200 top publishers, thousands of courses curated by job role, 150+ live events each month,
and much more.
Read now
Unlock full access
More than 5,000 organizations count on O’Reilly
O’Reilly covers everything we've got, with content to help us build a world-class technology community, upgrade the capabilities and competencies of our teams, and improve overall team performance as well as their engagement.Julian F.
I wanted to learn C and C++, but it didn't click for me until I picked up an O'Reilly book. When I went on the O’Reilly platform, I was astonished to find all the books there, plus live events and sandboxes so you could play around with the technology.Addison B.
I’ve been on the O’Reilly platform for more than eight years. I use a couple of learning platforms, but I'm on O'Reilly more than anybody else. When you're there, you start learning. I'm never disappointed.Amir M.
I'm always learning. So when I got on to O'Reilly, I was like a kid in a candy store. There are playlists. There are answers. There's on-demand training. It's worth its weight in gold, in terms of what it allows me to do.