Input Only Digit Script

Script

$(document).ready(function (){
//called when key is pressed in textbox
$(“#FieldID”).keypress(function (e) {
//if the letter is not digit then display error and don’t type anything
if (e.which != 8 && e.which != 0 && (e.which < 48 || e.which > 57)) {
//display error message
$(“#errmsgID”).html(“Digits Only”).show().fadeOut(“slow”);
return false;
}
});

});

Css 

.errmsg{color: red;}

Html Code

<div class=”form-group”>
<label class=”control-label col-sm-3″ id=”routingNumberlabel”>Routing Number *</label>
<div class=”col-sm-2″>
<input class=”form-control echeckInput” type=”text” id=”FieldID” name=”x_routingNumber” size=”9″ maxlength=”9″ />
</div>
&nbsp;<span class=”errmsg” id=”errmsgID”></span>
</div>

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