Edit in JSFiddle

$("#btnClick").on( "click", function(e) {
alert( "This alert will be displayed only once." );
$(this).val("No use of clicking now!");
$(this).off(e);
});

$("#btnClickOne").one( "click", function(e) {
alert( "This alert will be displayed only once." );
$(this).val("No use of clicking now!");
});

<input type="button" value="Click Me(using on/off)" id="btnClick" />

<input type="button" value="Click Me(using one())" id="btnClickOne" />