Underscore.js _.isOdd() Method

The _.isOdd() method checks whether the given value is Odd or not, correspondingly returning a boolean value.

Syntax:

_.isOdd( value );

Parameters:

• value: Given value to be checked for odd value.

Return Value: This method returns a Boolean value(Returns true if the given value is odd, else false).

Note: This will not work in normal JavaScript because it requires the underscore.js contrib library to be installed. Underscore.js contrib library can be installed using npm install underscore-contrib

Example 1:

Javascript

// Defining underscore contrib variable
var _ = require('underscore-contrib');

// Checking
console.log("The Value is Odd : " + _.isOdd(41));

Output:

The Value is Odd : true

Example 2:

Javascript

// Defining underscore contrib variable
var _ = require('underscore-contrib');

// Checking
console.log("The Value is Odd : " + _.isOdd(42));

Output:

The Value is Odd : false

Example 3: For value: 0, this method returns false.

Javascript

// Defining underscore contrib variable
var _ = require('underscore-contrib');

// Checking
console.log("The Value is Odd : " + _.isOdd(0));

Output:

The Value is Odd : false

Example 4: For non-integer values, this method returns false.

Javascript

// Defining underscore contrib variable
var _ = require('underscore-contrib');

// Checking
console.log("The Value is Odd : " + _.isOdd("GFG"));

Output:

The Value is Odd : false