ECMAScript 2016(ES7) 知多少

ECMAScript 2016(ES7) 知多少

1. 数组方法

Array.prototype.includes(value : any) : boolean

2. 幂运算符

x ** y

扩展阅读

Array.prototype.includes (Domenic Denicola, Rick Waldron)
Exponentiation Operator (Rick Waldron)