Delay loading of JavaScript code to speed up _ javascript skills

This article describes how to increase the speed of loading JavaScript code in a delayed manner. For more information, see Delay loading of js Code improves the speed. The specific content is as follows:

If there is a large amount of javascript code in the webpage, it will greatly affect the webpage access speed. The following describes how to solve this problem.

1. Delayed loading of js files:

You can use the timer function setTimeout () to delay loading of external js files. For example: