Uncaught ReferenceError: cancel is not defined

时间 2019-11-20

标签 uncaught referenceerror cancel defined 繁體版

原文原文链接

确认写法没出错后，基本是由于引用js的顺序出啦问题参考写法html

<!DOCTYPE html>jquery

<html lang="en"> <head> <meta charset="UTF-8"> <title>Title</title>  <script src="jquery-1.12.4.min.js"></script> </head> <body> <div> <input type="button" onclick="mao()" value="全选"> <table border="1">code

<thead>
       <tr><th>选项</th><th>ip</th><th>端口</th></tr>
      </thead>
      <tbody>
      <tr><td>  <input type="checkbox"> </td><td>1.1.1.1 </td><td>67</td></tr>
      <tr><td>  <input type="checkbox"></td><td>1.1.1.1 </td><td>67</td></tr>
      <tr><td>  <input type="checkbox"></td><td>1.1.1.1 </td><td>67</td></tr>
      </tbody>
  </table>

</div> <script> function mao() {htm

$(":checkbox").prop('checked',true)
 }
 </script>

</body> </html>ip