What is the use of JAVASCRIPT?

The functions of JAVASCRIPT are: 1. Embed dynamic text in HTML pages; 2. Respond to browser events; 3. Read and write HTML elements; 4. Verify data before the data is submitted to the server; 5. Detect visitors' browser information; 6. Control cookies, including creation and modification.

The operating environment of this tutorial: windows7 system, javascript version 1.8.5, Dell G3 computer.

JavaScript has the following functions:

1. Embed dynamic text in HTML pages

2. Respond to browser events

3. Read and write HTML Element

4. Validate data before it is submitted to the server

5. Detect visitor’s browser information

6. Control cookies, including creation and modification

【Recommended learning: javascript advanced tutorial】

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