Mongoose is a MongoDB object modeling and handling for a node.js environment. The Mongoose SchemaType validators property is used to get the validators applied on a schema path of a mongoose schema.

Syntax:

SchemaType.prototype.validators

Creating node application And Installing Mongoose:

Step 1: Create a node application using the following command:

mkdir folder_name
cd folder_name
npm init -y
touch main.js

Step 2: After completing the Node.js application, Install the required module using the following command:

npm install mongoose

Project Structure: It will look like the following.

 

Example 1: In this example, we will use this method to log the validators applied on the “name” mongoose schema path.

Filename: main.js

Step to Run Application: Run the application using the following command from the root directory of the project:

node main.js

Output:

 

Example 2: In this example, we will use this method to validate a particular age using the validators applied on the “age” mongoose schema path.

Filename: main.js

Step to Run Application: Run the application using the following command from the root directory of the project:

node main.js

Output:

 

Reference: https://mongoosejs.com/docs/api/schematype.html#schematype_SchemaType-validators