"number validation for textbox" Code Answer's
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number validation for textbox
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Use this function onkeypress event of the textbox
function isNumber(e)
{
var specialKeys = new Array();
specialKeys.push(8); //Backspace
var keyCode = e.which ? e.which : e.keyCode
var ret = ((keyCode >= 48 && keyCode <= 57) || specialKeys.indexOf(keyCode) != -1);
return ret;
}
<input class="input--style-3" asp-for="@Model.PhoneNumber"
onkeypress='return isNumber(event)' placeholder="Phone number">
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