Thanks! It works using one field but I have multiple.
I have tried this but it does not strip special characters when I am trying to use it for multiple fields. Any advice.
<script>
function check()
{
var x = document.getElementById("EditRecordPHONE_NUMBER").value;
document.getElementById("EditRecordPHONE_NUMBER").value=x.replace(/[^0-9 ]/g, "");
}
document.getElementById("caspioform").onsubmit = check;
function checkB()
{
var y = document.getElementById("EditRecordMOBILE_NUMBER").value;
document.getElementById("EditRecordMOBILE_NUMBER").value=z.replace(/[^0-9 ]/g, "");
}
document.getElementById("caspioform").onsubmit = check;
</script>