head

Gets first entry. 🏃 📼 📦 🌔 📒

Similar: head, tail.

lists.head(x, [ed]);
// x:  lists
// ed: default entry

const lists = require('extra-lists');

var x = [['a', 'b', 'c'], [1, 2, 3]];
lists.head(x);
// [ 'a', 1 ]

var x = [[], []];
lists.head(x, ['', -1]);
// [ '', -1 ]

references

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