Does JavaScript code have to be written in the head tag?

JavaScript code does not have to be written in the head tag; JavaScript code can theoretically be written anywhere, and can be written in the script tag. The script tag is used to define client scripts, and the head tag is used to define The head of the document is the container for all head elements.

The operating environment of this tutorial: Windows 10 system, JavaScript version 1.8.5, Dell G3 computer.

Does JavaScript code have to be written in the head tag?

Theoretically, it can be written anywhere, including outside the tag.

Usually, functions can be written between

. For direct operation, it can be placed at HEAD or along with HTML tags. Sometimes, the directly run code needs to access subsequent elements. In this case, it can be placed after

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