Lodash _.isBoolean() Method
Lodash _.isBoolean() method checks if the given value can be classified as a Boolean value or not.
Syntax:
_.isBoolean(value);
Parameters:
- value: This parameter holds the value that needs to be Checked for Boolean.
Return Value:
This method returns a Boolean value(Returns true if the given value is a boolean, else false).
Example 1: In this example, the _.isBoolean() method returns true when the value is a boolean(true or false).
Javascript
// Defining Lodash variable const _ = require( 'lodash' ); let val = true ; // Checking for Boolean console.log( "The Value is Boolean : " + _.isBoolean(val)); let val1 = false ; // Checking for Boolean console.log( "The Value is Boolean : " + _.isBoolean(val1)); |
Output:
The Value is Boolean : true
The Value is Boolean : true
Example 2: In this example, the _.isBoolean() method returns false when the value is a null value.
Javascript
// Defining Lodash variable const _ = require( 'lodash' ); let val = null ; // Checking for Boolean console.log( "The Value is Boolean : " + _.isBoolean(val)); |
Output:
The Value is Boolean : false
Note: This will not work in normal JavaScript because it requires the lodash library to be installed.
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