Node.js console.error() Function

The console.error() function from the console class of Node.js is used to display an error message on the console. It prints to stderr with a newline.

Syntax: 

console.error([data][, ...args])

Parameter: This function can contain multiple parameters. The first parameter is used for the primary message and other parameters are used for substitution values.

Return Value: The function returns an error message.

The below programs demonstrate the working of the console.error() function:

Program 1: 

Output: 

Enter number greater than 100

Program 2: 

Output: 

20 is less than or equal to 50