Code666 (代码贴、代码片段)

[JavaScript] JavaScript通过try...catch捕捉错误信息代码演示 →→→→→进入此内容的聊天室

来自 , 2021-04-29, 写在 JavaScript, 查看 182 次.
URL http://www.code666.cn/view/db5f9f42
  1. <!DOCTYPE html>
  2. <html>
  3. <head>
  4. <script>
  5. var txt="";
  6. function message()
  7. {
  8. try
  9.   {
  10.   adddlert("Welcome guest!");
  11.   }
  12. catch(err)
  13.   {
  14.   txt="There was an error on this page.\n\n";
  15.   txt+="Error description: " + err.message + "\n\n";
  16.   txt+="Click OK to continue.\n\n";
  17.   alert(txt);
  18.   }
  19. }
  20. </script>
  21. </head>
  22.  
  23. <body>
  24. <input type="button" value="View message" onclick="message()" />
  25. </body>
  26.  
  27. </html>
  28.  
  29. //javascript/7843

回复 "JavaScript通过try...catch捕捉错误信息代码演示"

这儿你可以回复上面这条便签

captcha

贴代码片段 - Code666