Web Reference: In this lecture, we are going to learn how to create custom validators and use them on the schema for model validation....more Description Provides directives for form validation (template or model driven) for many validation needs. Supports Angular 16 and higher. This package follows semantic versioning. See changelog here. Originally forked from ng2-validation. A classic need that express-validator can't fulfill for you, and that you might run into,is validating whether an e-mail address is in use or not when a user signing up. It's possible to do this in express-validator by implementing a custom validator. Custom validators are simple functions that receive the field value and some information about it,...
YouTube Excerpt: In the last lecture, we learned about mongoose built-in
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89 Data Validators Custom Validators Net Worth 2026: Salary, Income & Wealth Net Worth & Biography
Estimated Worth: $29M - $52M
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Last Updated: April 12, 2026
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