on method in jquery code example

Example 1: on click jquery

$( "#target" ).click(function() {
  alert( "Handler for .click() called." );
});

Example 2: jquery $(document.on click

$(document).on("click","#test-element",function() {});

Example 3: /on in jquery

$( "#dataTable tbody tr" ).on( "click", function() {
  console.log( $( this ).text() );
});