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NodeJS Lodash

Filter a collection


The code snippet below shows the various ways you can filter on an array of objects using lodash.

let lodash = require('lodash');
var countries = [
 {"key": "DE", "name": "Deutschland", "active": false},
 {"key": "ZA", "name": "South Africa", "active": true}
];
var filteredByFunction = lodash.filter(countries, function (country) {
 return country.key === "DE";
});
// => [{"key": "DE", "name": "Deutschland"}];
var filteredByObjectProperties = lodash.filter(countries, { "key": "DE" });
// => [{"key": "DE", "name": "Deutschland"}];
var filteredByProperties = lodash.filter(countries, ["key", "ZA"]);
// => [{"key": "ZA", "name": "South Africa"}];
var filteredByProperty = lodash.filter(countries, "active");
// => [{"key": "ZA", "name": "South Africa"}];


Conclusion

In this page (written and validated by ) you learned about NodeJS Lodash . What's Next? If you are interested in completing NodeJS tutorial, your next topic will be learning about: NodeJS csv parser.



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