How to set HTML input can only enter numbers

This article mainly introduces the relevant knowledge of "how to set HTML input can only input numbers". The editor shows you the operation process through an actual case. The operation method is simple and fast, and it is practical. I hope this article "how to set HTML input can only input numbers" can help you solve the problem.

Method 1:

You can only enter numbers by setting the type attribute in the tag directly to number. However, this method has a disadvantage, it can only be used on the web side, in the mobile phone input, you can still enter Chinese characters or English.

Method 2:

The same is set on the tag, and the code is as follows:

This type of alphabetic Chinese characters can be entered in the input box but will be deleted automatically, leaving only numbers.

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