With the help of _.iterators.K() method, we can get the function which when called generate a value from the given value by using this method.

Syntax:

_.iterators.K(value)

Parameter: This method accepts a single parameter as mentioned above and described below:

• value: This parameter holds the given value.

Return:Return a single value at a time when function called.

Note: To execute the below examples, you have to install the underscore-contrib library by using this command prompt we have to execute the following command.

npm install underscore-contrib

Below examples illustrate the Underscore.js _.iterators.K() method in JavaScript:

Example 1: In this example, we can see that by using _.iterators.K() method, we are able to get the function which gives a value which is defined when iterator created by using this method.

Output :

'Geeks for Geeks'

Example 2:

Output :

3.141592653589793