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This article introduces the relevant knowledge of "how to set the text box in javascript can not enter numbers". In the operation of actual cases, many people will encounter such a dilemma, so let the editor lead you to learn how to deal with these situations. I hope you can read it carefully and be able to achieve something!

In JavaScript, you can use the if statement and keycode to set that the text box cannot enter numbers. The keycode values from 0 to 9 are 48 to 57. As long as the keycode value in the control text box is not in this range, the syntax is "if (charCode > 46&&charCode").

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