.ready()
Specifies a function to run when the DOM is fully loaded. Shorthand: $(function() { ... }).
Syntax
jquery
$(document).ready(function() { })
$(function() { })Example
jquery
$(document).ready(function() {
console.log("DOM ready!");
$(".btn").on("click", handleClick);
});
// Shorthand (preferred):
$(function() {
initApp();
});