现代编程语言最有趣的 10 大特性

[justjavac]

文章：现代编程语言最有趣的 10 大特性

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原文：Ten interesting features from various modern languages

[justjavac]

对于 2 模式匹配 Pattern matching 有一个 js 库：

• https://github.com/z-pattern-matching/z

代码示例：

const { matches } = require('z')

const result = matches(1)(
  (x = 2)      => 'number 2 is the best!!!',
  (x = Number) => `number ${x} is not that good`,
  (x = Date)   => 'blaa.. dates are awful!'
)

console.log(result) // output: number 1 is not that good