@extra-iterable/first v1.1.1

Get first value in iterable, like Array[0].

const first = require('@extra-iterable/first');
// first(<iterable>, [index=0])

first(new Set(['a', 'b', 'c']));
// 'a'
first('abc', 1);
// 'b'
first('abc', 3);
// undefined