JS: Set.prototype.delete

By Xah Lee. Date: 2017-02-17. Last updated: 2022-10-13.

New in JS2015.

setObj.delete(value)

Delete value in the set setObj. Return true if found, else false.

const xx = new Set([4, 5, 6]);

// delete a value. return true if found
console.log(xx.delete(5) === true);

console.log(xx.delete(99) === false);