点击更改图片路径属性 文本方式为innerHTML
<!DOCTYPE html> <html lang="en"> <head> <meta charset="UTF-8"> <title>单击切换图片</title> </head> <body> <img id="num01" src="../image/1.jpg"> <script> var A = document.getElementById("num01"); var flag =true A.onclick= fun function fun (){ if(flag){ A.src= "../image/2..jpg"; flag = false; }else { A.src="../image/1.jpg" flag = true; } } </script> </body> </html>