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Lodash _.ary() Method

  • Last Updated : 14 Sep, 2020

The Lodash _.ary() method is used to create a function that invokes the given function, up to n arguments, ignoring any additional arguments.

Syntax:

_.ary( func, n )

Parameters: This method accepts two parameters as mentioned above and described below:

  • func: This parameter holds the function which will cap arguments for.
  • n: This parameter holds the number n which element will be capped.

Return Value: This method returns the new capped function.

Note: If you use 0 it will cap each element.



The below example illustrates the Lodash _.ary() method:

Example 1:

Javascript




// Requiring the lodash library  
const _ = require("lodash");
  
// Applying _.ary() method
var gfg =_.map(['6', '8', '10'],
        _.ary(parseInt, 2));
  
console.log(gfg);

Output:

[ 6, NaN, 2 ]

Example 2:

Javascript




// Requiring the lodash library  
const _ = require("lodash");
  
// Applying _.ary() method
var gfg =_.map(['6', '8', '10'], 
        _.ary(parseInt, 1));
  
console.log(gfg);

Output:

[ 6, 8, 10 ]

Reference: https://docs-lodash.com/v4/ary/

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