What are the differences between $(). Ready () and wonload in jQuery

This article mainly talks about "what is the difference between $(). Ready () and wonload in jQuery". Interested friends may wish to have a look. The method introduced in this paper is simple, fast and practical. Let's let the editor take you to learn the difference between $(). Ready () and wonload in jQuery.

The difference between $(). Ready () and wonload in jQuery

1. Execution time

_ window.onload can't be executed until all the elements on the page, including the image, have been loaded.

$(document) .ready () is executed after the DOM structure is drawn, and you don't have to wait until it is loaded.

2. The number of writers is different.

_ window.onload cannot be written at the same time, and if there are multiple _ window.onload methods, only one will be executed, and the following one will be executed.

$(document). Ready () can be written more than one at the same time, and can be executed.

3. Simplify the method of writing

_ window.onload has no simplified way of writing.

$(document) .ready (function () {}) can be simplified to $(function () {}).

Note: it is best to practice the relationship and difference between _ window.onload and body.onload yourself.

At this point, I believe you have a deeper understanding of the difference between $(). Ready () and wonload in jQuery. You might as well do it in practice. Here is the website, more related content can enter the relevant channels to inquire, follow us, continue to learn!