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Lodash _.isArray() Method

  • Last Updated : 29 Jul, 2020

The Lodash _.isArray() method checks if the given value can be classified as an Array Value or not.

Syntax:

_.isArray( value )

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

  • value: This parameter holds the value that needs to be Checked for an Array.

Return Value: This method returns a Boolean value.

Example 1: When this method returns true.



Javascript




// Defining Lodash variable
const _ = require('lodash'); 
     
var val = [1, 2, 3]
  
// Checking for an Array
console.log("The Value is Array : "
    +_.isArray(val));

Output:

The Value is Array : true

Example 2: When this method returns false for strings.

Javascript




// Defining Lodash variable
const _ = require('lodash'); 
     
var val = "GeeksforGeeks"
  
// Checking for an Array
console.log("The Value is Array : "
    +_.isArray(val));

Output:

The Value is Array : false

Example 3:

Javascript




// Defining Lodash variable
const _ = require('lodash'); 
     
var val = { 1:1 }
  
// Checking for an Array
console.log("The Value is Array : "
    +_.isArray(val));

Output:

The Value is Array : false

Note: This will not work in normal JavaScript because it requires the lodash library to be installed.




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