How to convert set to array in javascript

Javascript method to convert set to array: 1. Use the spread operator "...", the syntax "array = [...setObject];"; 2. Use "Array.from()" Method, syntax "Array.from(setObject)".

The operating environment of this tutorial: windows7 system, javascript version 1.8.5, Dell G3 computer.

Javascript method to convert set (collection) into an array:

Method 1: Use the spread operator " ...”

Syntax: var variablename = [...value];

Example:

const set =  new Set(['hello', 'world', '!']); 
console.log(set);
const array = [...set]; 
console.log(array);

Method 2: Use the Array.from() method

The Array.from() method retrieves data from an object or iterable object (such as Map, Set etc.) returns a new array.

Syntax: Array.from(arrayLike object);

Example:

const set =  new Set(['welcome',  'you','!']); 
console.log(set);
console.log(Array.from(set))

[Recommended learning: javascript advanced tutorial】

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