false
.
Returns the removed elements....
) and Array.prototype.reverse()
.for...of
loop over Array.prototype.entries()
until the returned value from the function is falsy.Array.prototype.slice()
.fn
, accepts a single argument which is the value of the element.const takeRightWhile = (arr, fn) => { for (const [i, val] of [...arr].reverse().entries()) if (!fn(val)) return i === 0 ? [] : arr.slice(-i); return arr; };
takeRightWhile([1, 2, 3, 4], n => n >= 3); // [3, 4]
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