Collect.js | count() Function
The count() function is used to count the number of collections in the element. In JavaScript, the array is first converted to a collection and then the function is applied to the collection.
Syntax:
data.count()
Parameters: This function does not accept any parameter
Return Value: Returns the count of the element in that collection.
Below examples illustrate the count() function in collect.js
Example 1:
Javascript
// It is used to import collect.js library const collect = require('collect.js'); const num = [0 , 1 , 2 , 3 , 4, 5 , 6, 7, 8, 9]; const data = collect(num); const total = data.count(); console.log('Total number of elements are:', {total}); |
Output:
Total number of elements are: { total: 10 }
Example 2:
Javascript
// It is used to import collect.js library const collect = require('collect.js'); const collection = collect([1, 2, 3, 4]); const x = collection.count(); console.log(`Total number of elements are : ${x}`); |
Output:
Total number of elements are : 4
Reference: https://collect.js.org/api/count.html