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js Array.from & shallow-copied & array-like & iterable object All In One

js Array.from & shallow-copied & array-like & iterable object All In One


// array
const arr = [1, 2, 3];
console.log(Array.from(arr));

// equal to
console.log([...arr]);

// array-like
const str = `abc123`;
console.log(Array.from(str));

// equal to
console.log([...str]);


// Set

// Map

// DOM

refs

https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/Array/from



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posted @ 2021-12-24 20:12  xgqfrms  阅读(35)  评论(0编辑  收藏  举报