@extra-array/take-while

Keeps values from left, while a test passes. 📦 😺 🏃 📼 🌔 📜 📰 📘

Alternatives: take, takeRight, takeWhile, takeWhileRight.
Similar: take, drop.

This is part of package extra-array.

array.takeWhile(x, ft);
// x:  an array
// ft: test function (v, i, x)

const array = require("extra-array");

var x = [1, 2, 3, 4, 5];
array.takeWhile(x, v => v < 3);
// [ 1, 2 ]

array.takeWhile(x, v => v < 4);
// [ 1, 2, 3 ]

References

• Data.List.takeWhile: Haskell
• Array.prototype.slice: MDN web docs
• _.takeWhile: lodash