Validate text field with regex
Validate text field only namber
HTML
<input id="width" maxlength="5" type="text" />
<input id="height" maxlength="10" type="text" />
JavaScript
$("#width,#height").on("keyup", function () {
var valid = /^\d{0,10}(\.\d{0,2})?$/.test(this.value),
val = this.value;
if (!valid) {
console.log("Invalid input!");
this.value = val.substring(0, val.length - 1);
}
});