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- let input = $('#txt_number')
- function validateNumberKey(e) { //keydown
- let newVal = this.value + e.key
- return e.keyCode == 36 || // e.key=Home
- e.keyCode == 8 || // e.key=Backspace
- e.keyCode == 37 || // e.key=ArrowLeft
- e.keyCode == 39 || // e.key=ArrowRight
- $.isNumeric(newVal)
- }
- input.on('keydown', validateNumberKey)
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