Javascript to create simple and complete examples _ javascript skills

This article mainly introduces how to create a simple callback for js, including implementation ideas and implementation skills for each part of js, css, and html, if you need it, you can refer to the examples in this article to describe how to create a simple callback using js. Share it with you for your reference. The details are as follows:

Today, I learned how to use js to implement pipeline. By the way, I reviewed the usage of this, which is a little different from the production of tabs. I hope I can stick to it, you can also give more advice to the js experts.

InnerHtml usage

Now you can use the top. innerHTML = "......"; Method to write HTML code to the location of this id.

For example, top. innerHTML = ""; you can see a button at the top position!

Program Implementation ideas:

1. Similar tabs, but there is a p at the bottom;

2. Use of innerHTML

3. Use of Arrays

① Definition: arr [,]

② Use: arr [0]

4. String connection

① Function: connect two strings "+"

② Problem: the priority in the connection is solved ().

Source code:

JavaScript:

The Code is as follows: