How to disable cut, copy, paste on a textbox using jquery

First declare a textbox & then applying the following jquery method like this:

  <input type="text" name="txtName" id="txtName" />

<script type="text/javascript">

    $(document).ready(function () {

        $('#txtName').bind('cut copy paste', function (e) {

            // prevent the default operation

            e.preventDefault();

            // warn the user

            alert("Paste disabled in this textbox");

        });

    });

</script>

How to make a textbox numeric only using jquery

Firstly declare a input textbox & then applying the following regex on the keyup event of textbox like this:

<input type="text" name="txtSalary" id="txtSalary" />

 $('#txtSalary').keyup(function (e) {

        if (/\D/g.test(this.value)) {

            // Filter non-digits from input value.

            this.value = this.value.replace(/\D/g, '');

        }

    });