accept only numbers in textbox
<input type="text" onkeypress="return isNumberKey(event)" placeholder="Phone Number">
//this will accept only numbers from 0 to 9
<script>
function isNumberKey(evt)
{
var charCode = (evt.which) ? evt.which : event.keyCode
if (charCode > 31 && (charCode < 48 || charCode > 57))
return false;
return true;
}
</script>input positive numbers only
<input type="text" onkeypress="return (event.charCode == 8 || event.charCode == 0 || event.charCode == 13) ? null : event.charCode >= 48 && event.charCode <= 57" name="itemConsumption" />
^------------....
//copy the onkeypress function :DCopyright © 2021 Codeinu
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