In all real time application we need to use validation so that proper data is been entered by user. Lets see how we can do it in Node.js:
Node.js provides ‘validator‘ library to do validation. To install validator do following:
npm install validator
This package covers most of the string sanitization and validation.
For example, isEmail(), isURL(), isIP(), etc.
On server side you need to check validation as shown below:
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