<!DOCTYPE html> <html lang="en"> <head> <meta charset="UTF-8"> <meta name="viewport" content="width=device-width, initial-scale=1.0"> <title>Document</title> <script src="./js/jquery.min.js"></script> <style> div { width: 100px; height: 100px; background-color: black; } </style> </head> <body> <script> var myDiv = document.querySelector('div'); //mydiv的dom对象 console.log(myDiv); $('div'); console.log($('div')); </script> <div></div> </body> </html>
运行结果
