JS method to implement clicking the color block to switch the background color of the specified area_javascript skills

The example in this article describes the JS method of switching the background color of a specified area by clicking on the color block. Share it with everyone for your reference. The specific implementation method is as follows:

Copy code The code is as follows:

适时切换网页指定区域背景颜色

请选择背景：

希望本文所述对大家的javascript程序设计有所帮助。