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Javascript system.js:4在plunker中编写ES6代码时发生未捕获(承诺中)错误_Javascript_Plunker - Fatal编程技术网

Javascript system.js:4在plunker中编写ES6代码时发生未捕获(承诺中)错误

Javascript system.js:4在plunker中编写ES6代码时发生未捕获(承诺中)错误,javascript,plunker,Javascript,Plunker,我的脚被ES6弄湿了。我在用plunker。我已经加载了traceur和systemjs。但我得到了以下错误: GET https://traceur-compiler.googlecode.com/git/bin/traceur.js 404 () VM490 system.js:4 GET https://run.plnkr.co/nouZKWksqlQWsCPz/traceur 404 ()G @ VM490 system.js:4(anonymous function) @ VM490

我的脚被ES6弄湿了。我在用plunker。我已经加载了traceur和systemjs。但我得到了以下错误:

GET https://traceur-compiler.googlecode.com/git/bin/traceur.js 404 ()
VM490 system.js:4 GET https://run.plnkr.co/nouZKWksqlQWsCPz/traceur 404 ()G @ VM490 system.js:4(anonymous function) @ VM490 system.js:4(anonymous function) @ VM490 system.js:4(anonymous function) @ VM490 system.js:5(anonymous function) @ VM490 system.js:5(anonymous function) @ VM490 system.js:5(anonymous function) @ VM490 system.js:5(anonymous function) @ VM490 system.js:5(anonymous function) @ VM490 system.js:5(anonymous function) @ VM490 system.js:4
system.js:4 Uncaught (in promise) Error: (SystemJS) XHR error (404) loading https://run.plnkr.co/nouZKWksqlQWsCPz/traceur(…)
以下是plunker:

你能帮我找出我在这里遗漏了什么吗


谢谢

我遇到了同样的问题,但我通过向plunk中添加traceur运行时和traceur编译器解决了这个问题

以下是工作程序:

[http://plnkr.co/edit/P0QV925JtInZYIqRXiW3][1]

无法找到文件
traceur.js
,因此出现了
404
状态代码。检查url。我得到了正确的url,但它不起作用: