How to Validate Data in Golang?

In the Go language, data validation is common and necessary, as the language encourages explicit error checking.

While Go is simple and efficient, several libraries make data validation even easier.

Advantages of Libraries:

• Extensibility
• Custom validations
• Ease of use
• Performance
• Tag support

Most Known Libraries:

• go-playground/validator: https://github.com/go-playground/validator
• ozzo-validation: https://github.com/go-ozzo/ozzo-validation
• govalidator: https://github.com/asaskevich/govalidator
• validate: https://github.com/gookit/color

Example

• Problem: Creation of employees
• Library: Go Playground
• Features: Tags, struct validation and message customization.

Source Code:

• https://github.com/ortizdavid/golang-modular-software

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