filter.spl.js

const GF = require('../index');

const users = [
    { user: 'barney', age: 36, active: true, heigh: 10 },
    { user: 'barney', age: 36, active: true, heigh: 12 },
    { user: 'fred', age: 40, active: false, heigh: 11 },
    { user: 'barney', age: 40, active: true, heigh: 12 }
];

console.log('original arrays', users);
console.log('filterBy function', users.filterBy(({active})=>active));

//when filter by 1 key the value of key is convert to [true, false]
console.log('filterBy 1 key', users.filterBy('active'));

console.log('filterBy 1 key and value', users.filterBy({age:36}));

console.log('filterBy multi-keys and values', users.filterBy({age:36, heigh:10}));