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 "4b1ceafc5fa08d1087d678de0e688cf7 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 d5fd7aea971a85678ba271703566ebfd tag has no closing tag. In XHTML, the d5fd7aea971a85678ba271703566ebfd tag must be closed correctly.

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