javascript check click on element does not exist yet code example

Example 1: Adding an event listener to an element that doesn't exist yet

// You need to add the event listener when the element is created.
function createEventListener() {
  	var node = document.createElement('div');
    if (node) {
        node.addEventListener('click', function() {
            console.log('Clicked Node');
        });
    } else {
            console.error('No node');
    }
}

Example 2: jquery for element which doesnt exist on page load

$('body').on('click', '.my_class', function(event) { ...