Lodash _.isError() Method

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The Lodash _.isError() Method checks whether the given value is a type of error or not and returns the corresponding boolean value.

Syntax:

_.isError( value )

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

value: This parameter holds the value to be checked for error.

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

Example 1:

Javascript

// Defining Lodash variable  
const _ = require('lodash');  
  
// Checking for Error Value  
console.log("The Value is Error : "
        + _.isError(new Error));

Output:

The Value is Error : true

Example 2:

Javascript

// Defining Lodash variable  
const _ = require('lodash');  
  
// Checking for Error Value  
console.log("The Value is Error : "
        +_.isError("Err"));