How to introduce external JS files and CSS style files into web pages

In a web page, you can use the "3f1c4e4b6b16bbbd69b2ee476dc4f83a" tag and use the src attribute of the tag to introduce external js files. You can use the "2cdf5bf648cf2f33323966d7f58a7f3f" tag in the head tag of a web page to introduce an external css style sheet file; or use "@import url("file path");" to introduce an external css style sheet file.

The operating environment of this tutorial: windows7 system, JavaScript1.8.5&&css3 version, Dell G3 computer. This method is suitable for all brands of computers.

Recommended: javascript video tutorial, css video tutorial

Methods to introduce external JS files into web pages

You can introduce external js files through the src attribute of the 3f1c4e4b6b16bbbd69b2ee476dc4f83a tag.

Although the 3f1c4e4b6b16bbbd69b2ee476dc4f83a tag has many other attributes, these attributes are not commonly used, or they all have default values, and these default values ​​usually do not need to be changed, so the src attribute may be the only one you need to know. properties.

This way the server will send the JavaScript file to the browser with the MIME type application/x-javascript.

Methods to introduce external CSS files into web pages

1. Introduce external css files through 2cdf5bf648cf2f33323966d7f58a7f3f

In the

The2cdf5bf648cf2f33323966d7f58a7f3f tag defines the relationship between the document and external resources. The most common use of the 2cdf5bf648cf2f33323966d7f58a7f3f tag is to link style sheets.

Syntax:

2. Import css external files through import

CSS @import rules are used to import style rules from other style sheets. These rules must precede all other types of rules, and @import cannot be used in rules of a conditional group.

@import Rule Grammar

@import url("文件路径");

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