The mode() method of collect.js is used to return the mode of the given key. The mode is the value that occurs most frequently in a set of observations.
Syntax:
collect(array).mode(key)
Parameters: The collect() method takes one argument that is converted into the collection and then mode() method is applied to it. The mode() method holds the key as a parameter.
Return Value: This method returns the mode of the given key from the collection.
Below example illustrate the mode() method in collect.js:
Example 1:
Javascript
const collect = require('collect.js'); Â Â let arr = [1, 1, 3, 3, 3, 5, 5, 6]; Â Â const collection = collect(arr); Â Â const mode_val = collection.mode(); Â Â console.log(mode_val); |
Output:
3
Example 2:
Javascript
const collect = require('collect.js'); Â Â let obj = [ Â Â Â Â { Â Â Â Â Â Â Â Â name: 'Rahul', Â Â Â Â Â Â Â Â dob: '25-10-96', Â Â Â Â Â Â Â Â section: 'A', Â Â Â Â Â Â Â Â score: 98, Â Â Â Â }, Â Â Â Â { Â Â Â Â Â Â Â Â name: 'Aditya', Â Â Â Â Â Â Â Â dob: '25-10-96', Â Â Â Â Â Â Â Â section: 'B', Â Â Â Â Â Â Â Â score: 96, Â Â Â Â }, Â Â Â Â { Â Â Â Â Â Â Â Â name: 'Abhishek', Â Â Â Â Â Â Â Â dob: '16-08-94', Â Â Â Â Â Â Â Â section: 'A', Â Â Â Â Â Â Â Â score: 98 Â Â Â Â } ]; Â Â const collection = collect(obj); Â Â const mode_val = collection.mode('score'); Â Â console.log(mode_val); |
Output:
98
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