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Alphanumeric Laravel Validation | Guide

Did you know that alphanumeric validation helps ensure a given input contains only letters and numbers and no special characters or symbols in Laravel?

Additionally, it is often used to validate user input like usernames, passwords, etc.

Laravel offers different built-in validation rules to carry out alphanumeric validation. Furthermore, the primary rule is the alpha_num rule.

If you need to validate alphanumeric value we can use:

Now, let’s take a look at a quick example of how to use the alpha_num validation rule in Laravel:

Here, we have a simple data array with a username and password field. Then, the validation rules array specifies that we require both and they must contain only letters and numbers.

If the validation passes, we can proceed with your application logic. Otherwise, if the validation fails, we will retrieve the validation error messages using $validator->errors()->all() and handle them accordingly.

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Conclusion

In brief, our Support Techs demonstrated how to use Alphanumeric Laravel Validation.