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Javascript 在coffeescript中检查ajax请求失败_Javascript_Jquery_Ajax_Coffeescript - Fatal编程技术网

Javascript 在coffeescript中检查ajax请求失败

Javascript 在coffeescript中检查ajax请求失败,javascript,jquery,ajax,coffeescript,Javascript,Jquery,Ajax,Coffeescript,我想使用coffeescript语法中的.post jquery方法发出post请求。coffeescript文档提供了添加成功回调的示例,但没有提供添加错误回调的语法。我该怎么做 $.post '/', userName: 'John Doe' favoriteFlavor: 'Mint' (data) -> $('body').append "Successfully posted to the page." # Callback for error c

我想使用coffeescript语法中的.post jquery方法发出post请求。coffeescript文档提供了添加成功回调的示例,但没有提供添加错误回调的语法。我该怎么做

$.post '/',
    userName: 'John Doe'
    favoriteFlavor: 'Mint'
    (data) -> $('body').append "Successfully posted to the page."
    # Callback for error case?
或者,在方法选项中定义这两个回调会给您带来什么

$.post('/',
  userName: 'John Doe'
  favoriteFlavor: 'Mint'
  (data) -> $('body').append "Successfully posted to the page."
).fail((data) -> "Error handler")