How to set html input to only enter numbers

html How to set input only to input numbers: first open the corresponding HTML file; then pass statements such as "

The operating environment of this article: Windows 7 system, HTML5 version, DELL G3 computer

html input How to set up to only enter numbers?

The code that restricts HTML input to only numbers is:

Extended information:

HTML tag is used to collect user information. According to different type attribute values, input fields have many forms. Input fields can be text fields, check boxes, masked text controls, Radio buttons, buttons, etc. And in HTML, the tag has no closing tag. In XHTML, the tag must be closed correctly.

Recommended learning: " HTML video tutorial》

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