First way:
$(document).ready(function(){
$("#clickme").click(function(){
alert("Hello World click");
});
The second way:
$('#clickmebind').bind("click", function(){
alert("Hello World bind");
});
The third way:
$('#clickmeon').on('click', function(){
alert("Hello World on");
});
});
Note: The third method is only applicable to jquery 1.7 or above
The source code is as follows:
![[Web front-end] Node.js quick start](https://img.php.cn/upload/course/000/000/067/662b5d34ba7c0227.png)
