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      教程列表

      抓包专区
      测试专区

      JS 非标准功能

      Expression closures

      Obsolete since Gecko 60

      The expression closure syntax is a shorthand for writing simple function.

      Legacy generator function

      Obsolete since Gecko 58

      The function keyword can be used to define a legacy generator function inside an expression. To make the function a legacy generator, the function body should contains at least one yield expression.

      [for (x of y) x]

      Obsolete since Gecko 58

      Array comprehensions.

      (for (x of y) y)

      Obsolete since Gecko 58

      Generator comprehensions.

      closures 表达式闭包 legacy_generator_function 旧式生成器函数 array 数组推导语法 generator 生成器推导语法

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