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Js determines whether the suffix of the uploaded file is valid.

Source: Internet
Author: User
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Js determines whether the suffix of the uploaded file is valid.

This article introduces the detailed code for js to determine whether the suffix of the uploaded file is legal. It will be shared with you for your reference. The details are as follows:

:

Select File

Select a 1.jpg File

Uploaded successfully legal

All operations except the image file format are invalid.

Code:

<Html> 

I hope this article will help you learn about javascript programming.

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