Revision: 62115
Initial Code
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at February 2, 2013 02:49 by jprochazka
Initial Code
<html>
<head>
<script type="text/javascript">
function checkIt(evt) {
evt = (evt) ? evt : window.event
var charCode = (evt.which) ? evt.which : evt.keyCode
if (charCode > 31 && (charCode < 48 || charCode > 57)) {
document.getElementById("errorMessage").innerHTML = "This field accepts numbers only."
return false
}
document.getElementById("errorMessage").innerHTML = ""
return true
}
</script>
</head>
<body>
<input id="numbersOnly" type="text" onKeyPress="return checkIt(event)" />
<span id="errorMessage"></span>
</body>
</html>
Initial URL
Initial Description
The following code allows only numeric characters to be entered.
Initial Title
Allow only numberic key presses.
Initial Tags
validation
Initial Language
JavaScript