lodash utility methods

lodash.helper.js

_.mixin({
    'findByValues': function(collection, property, values) {
        return _.filter(collection, function(item) {
            return _.contains(values, item[property]);
        });
    },
    'sformat': function(format) {
        var args = Array.prototype.slice.call(arguments, 1);
        return format.replace(/{(\d+)}/g, function(match, number) {
            return typeof args[number] != 'undefined' ? args[number] : match;
        });
    }
});

Usage.js

Usage : 
    var collections = [
        {id: 1, name: 'xyz'}, 
        {id: 2,  name: 'ds'},
        {id: 3,  name: 'rtrt'},
        {id: 4,  name: 'nhf'},
        {id: 5,  name: 'qwe'}
    ];

    var filtered = _.findByValues(collections, "id", [1,3,4]);


_.sformat('I"m learning {0} but working in {1} {0}','ng','React');