Node.js prompt.get() Method
Last Updated :
15 Oct, 2020
The prompt.get() method is an asynchronous function. This method takes strings representing property names in addition to objects for complex property validation (and more). This function is used for I/O operations.
Syntax:
prompt.get([object]/[properties name], callbackfunction)
Parameters: This method takes two parameters as shown below:
- [object]/[properties name]: This parameter holds the property of the input value or predefined object.
- callbackfunction: This parameter holds the callback function to make this function an asynchronous function.
Installation Module:
-
You can visit the link to Install this module. You can install this package by using this command.
npm install prompt
-
After that, you can just create a folder and add a file for example, index.js. To run this file you need to run the following command.
node index.js
Filename: Index.js
var prompt = require( 'prompt' );
prompt.start();
prompt.get([ 'Name' , 'class' ], function (err, result) {
console.log( 'Command-line input received:' );
console.log( 'Name: ' + result.name);
console.log( 'class: ' + result.class);
})
|
Project Structure:
Run the index.js file using the following command:
node index.js
Output:
prompt: name: some-user
prompt: class: 12th
Command-line input received:
name: some-user
class: 12th
Like Article
Suggest improvement
Share your thoughts in the comments
Please Login to comment...