@extra-array/head

Gets first value.

Similar: head, tail, init, last.

This is part of package extra-array.

array.head(x, [vd]);
// x:  an array
// vd: default value

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

array.head([1, 2, 3]);
// 1

array.head([], -1);
// -1

References

• Data.List.head: Haskell
• _.head: lodash
• Array.first: sugarjs