The difference between the ready function of jquery and the onload of JS

Source: Internet
Author: User

The difference between the ready function of jquery and the onload of JS:
1. Execution time
Window.onload must wait until all the elements of the page that include the picture have been loaded before they can be executed.
$ (document). Ready () is executed when the DOM structure is drawn and does not have to wait for the load to complete.


2. Different writing numbers
Window.onload cannot write multiple at the same time, if there are multiple window.onload methods, only one
$ (document). Ready () can be written multiple at the same time and can be executed


3. Simplified notation
Window.onload No simplified notation
$ (document). Ready (function () {}) can be simply written as $ (function () {});

The difference between the ready function of jquery and the onload of JS

Contact Us

The content source of this page is from Internet, which doesn't represent Alibaba Cloud's opinion; products and services mentioned on that page don't have any relationship with Alibaba Cloud. If the content of the page makes you feel confusing, please write us an email, we will handle the problem within 5 days after receiving your email.

If you find any instances of plagiarism from the community, please send an email to: info-contact@alibabacloud.com and provide relevant evidence. A staff member will contact you within 5 working days.

A Free Trial That Lets You Build Big!

Start building with 50+ products and up to 12 months usage for Elastic Compute Service

  • Sales Support

    1 on 1 presale consultation

  • After-Sales Support

    24/7 Technical Support 6 Free Tickets per Quarter Faster Response

  • Alibaba Cloud offers highly flexible support services tailored to meet your exact needs.