findAll

Find values passing a test.

Alternatives: find, findAll.
Similar: find, search, searchValue.

function findAll(x, ft)
// x:  ilists
// ft: test function (v, k, x)

const xilists = require('extra-ilists');

var x = [['a', 'b', 'c', 'd'], [1, 2, 3,  4]];
[...xilists.findAll(x, v => v % 2 === 0)];
// → [ 2, 4 ]                      ^                   ^

[...xilists.findAll(x, v => v % 8 === 0)];
// → []

References

• Data.List.find: Haskell
• List-Extra.find: elm
• Array.find: sugarjs