Collect.js isEmpty() Method

The isEmpty() method is used to check the given collection is empty or not and returns the corresponding boolean value.

Syntax:

collect(array).isEmpty()

Parameters: The collect() method takes one argument that is converted into the collection and then isEmpty() method is applied on it.

Return Value: This method checks the given collection is empty or not and returns the corresponding boolean value.

Below example illustrate the isEmpty() method in collect.js:

Example 1:

const collect = require('collect.js');

let arr = [];

const collection = collect(arr);

const isemp = collection.isEmpty();

console.log(isemp);

Output:

true

Example 2:

const collect = require('collect.js');

const collection = collect({});

const isemp1 = collection.isEmpty();

console.log(isemp1);

const collection1 = collect([10, 20, 30]);

const isemp2 = collection1.isEmpty();

console.log(isemp2);

Output:

true
false