« »

This free HTML JavaScript tutorial provides 45+ JavaScript/jQuery tips and tricks that help you work in JavaScript tasks better, through live HTML JavaScript example codes. List of some JavaScript tips and tricks:

- Refreshing the src of an image with jQuery?
- Check if an image is loaded or not with jQuery
- Remove selected text after mouse double click JavaScript event
- Validate an email address
- Check if an HTML control element exists
- Cancel an AJAX request
- Select all HTML checkboxes
- Selecting root element of a certain level in the document
- Searching a string in jQuery

Please go to the full post page for full detailed tips and HTML JavaScript example codes, then try some JavaScript tutorials:

- 10 Small Javascript Tricks You Should Master
- Some Basic Tips and Tricks for Speeding Up JavaScript
- 10 jQuery and JavaScript Tips and Tricks to Improve Your Code
- 5 Good and Small JavaScript Tips and Tricks

Label: JavaScript event, HTML control, HTML JavaScript example code, 45

Report to us error of this JavaScript

Demo
Enlarge
Reload
New window

Free iPage Web Hosting for First Year NOW

If you're still looking for a reliable web host provider with affordable rates, why you don't take a little of time to try iPage, only with $1.89/month, included $500+ Free Extra Credits for the payment of 24 months ($45)?

Over 1,000,000+ existisng customers can not be wrong, definitely you're not, too! More important, when you register the web hosting at iPage through our link, we're going to be happy for resending a full refund to you. That's awesome! You should try iPage web hosting for FREE now! And contact us for anything you need to know about iPage. Try iPage for FREE First Year NOW

Select all elements except the ones with a given class

1.$('* :not(.someclass)')

Add a row to a table

1.$('#myTable tr:last').after('<tr>...</tr>');

How to convert decimal to hexadecimal?

num = num.toString(16);
reverse process:
num = parseInt(num, 16);

Filtering By More Than One Attribute in JQuery

1.var elements = $('#someid input[type=sometype][value=somevalue]').get();

How to expire a cookie in x minutes

var date = new Date();
date.setTime(date.getTime() + (x * 60 * 1000));
$.cookie('example', 'foo', { expires: date });

Selecting the first x items with jQuery

example: first 10 anchors
$('a').slice(0,10);
//or
$('a:lt(10)');

Working with a select element

//Get the value of a selected option
$('selectElement').val();
 
//Get the text of a selected option
$('#selectElementId :selected').text();
 
//Remove an option (e.g. id=1)
$("#selectElementId option[value='1']").remove();

How to get client ip address with jQuery

$.getJSON("http://jsonip.appspot.com?callback=?",function(data){
    alert( "Your ip: " + data.ip);
});

How to parse XML with jQuery

file.xml:

<?xml version="1.0" ?>
<result>
    <item>
        <id>1</id>
        <title>title1</title>
        <description>desc1</description>
    </item>
    <item>
        <id>2</id>
        <title>title2</title>
        <description>desc2</description>
    </item>
    <!-- ... -->
</result>

$.get('file.xml',{},function(data){
    $('item',data).each(function(){
        var $this       = $(this);
        var id             = $this.find('id').text();
        var title         = $this.find('title').text();
        var description = $this.find('description').text();
        //do something ...
    });
});

How to get the number in the ids

<div id="sites">
    <a id="site_1" href="http://siteA.com">siteA</a>
    <a id="site_2" href="http://siteB.com">siteB</a>
    <a id="site_3" href="http://siteB.com">siteC</a>
    ...
</div>

you need to get 1 from site_1, 2 from site_2 ...

$("#sites a").click(function(){
    var $this     = $(this);
    var nmb     = $this.attr('id').match(/site_(\d+)/)[1];
    ...
});

1.. 2 3 4 5

« previous next »

Code
Print

Comment (1)
Write

by mua sam vui, 05/05/2011 07:05 PM
Jquery is great Reply

so great , jquery is the big library javascript for all people to apply !
Thanks CaoPhong ...

by Preview

Cancel reply

Write your comment

Comments of Guest will be previwed before published
Give your real email to get notifying replies, or comment will be deleted

Your name *
Your email^g *
~~Your site~~

Comment's title

I assure 100% I am real human
I repeat I am not bot

Sent (0)
New

BBCode
HTML
URL
JID

AIVideo-App.com
Generate your business videos by AI with voice or just text

chatGPTaz.com
Talk to ChatGPT by your mother language

AppAIVideo
Your first FREE AI Video App

Deepfake Video
Deepfake AI Video Maker

Deepfake
Deepfake AI Video Maker

AI Deep Fake
Deepfake AI Video Maker

AIvidio
AI Video Mobile Solutions

AIvideos
AI Video Platform & Solutions

AIvedio
AI Video App Maker

Artificial General Intelligence
Ai and higher level Artificial General Intelligence (AGI)

Artificial General Intelligence
Ai and higher level Artificial General Intelligence (AGI)

Faceswap AI Online
Swap Faces Video, Photo & GIFs Instantly with Powerful AI Tools - Faceswap AI Online FREE

Faceswap AI Online
Swap Faces Video, Photo & GIFs Instantly with Powerful AI Tools - Faceswap AI Online FREE

Faceswap AI Online
Swap Faces Video, Photo & GIFs Instantly with Powerful AI Tools - Faceswap AI Online FREE

Powerful AI Presentation PPT Maker for FREE
Build an impressive presentation with our free online AI presentation app

Your next top AI Assistant
Claude AI, developed by Anthropic

Your next top AI Assistant
Claude AI, developed by Anthropic

Temu Free $500 for New Users
Claim Free Temu $500 Credit via Affiliate & Influencer Program

Free TikTok Ads Credit
Master TikTok Ads for Your Business Marketing

Dall-E-OpenAI.com
Generate creative images automatically with AI

chatGPT4.win
Talk to ChatGPT by your mother language

First AI Product from Elon Musk - Grok/UN.com
Speak to Grok AI Chatbot with Your Language

Tooly.win
Open tool hub for free to use by any one for every one with hundreds of tools

GateIO.gomymobi.com
Free Airdrops to Claim, Share Up to $150,000 per Project

iPhoneKer.com
Save up to 630$ when buy new iPhone 16

Buy Tesla Optimus Robot
Order Your Tesla Bot: Optimus Gen 2 Robot Today for less than $20k

Cool Domains for Sale!

index.services chatGPT4.win javascriptON.com CTRCoin.com MetaTru.com eChainBank.com ChatTotal.com lend.services ZWVQ.com system.money war.money gomymobi.com Card.rip hearf.com Dall-E-OpenAI.com ChainTutor.com chatGPTaz.com CreditCard.rip JavaScriptBank.com gomy.mobi XMQV.com gomymobi.com AIvideo-app.com CryptoKD.com gomy.mobi AI-Trading-Bot.com GrokUN.com ApexBTC.com ABP3.com chatGPT2.fun pornID.net

Submit day:
Author:
Previews:
Comment:
Votes:
Sent:
Size:
Rank:

11/10/2010
Cody [more]
105,571
1
0
0
117.25 KBytes

Efficient and Helpful JavaScript/jQuery Tips and Tricks - Page 4/en//vi//en//vi/

0/5 0 votes / 105,571 previews / 1 comment 11/10/2010 This free HTML JavaScript tutorial provides 45+ JavaScript/jQuery tips and tricks that help you work in JavaScript tasks...Efficient and Helpful JavaScript/jQuery Tips and Tricks - Efficient and Helpful JavaScript/jQuery Tips and Tricks

writer Cao Phong nguyencat

Let's be first member to do this