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How use the pattern attribute to validate forms using Regular Expressions in HTML5

09-12-2025 - Andrés Cruz

How use the pattern attribute to validate forms using Regular Expressions in HTML5

Validaciones With the pattern attribute we can perform validations without using JavaScript libraries and without using external libraries, specifically regular expressions as we will see below; We will see how to validate, telephone numbers, ips, emails, texts, numbers,

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What are they, and how to create a form with Django 6?

05-12-2025 - Andrés Cruz

What are they, and how to create a form with Django 6?

Validaciones Learn how to create and manage forms in Django step by step. We cover everything from the Form and ModelForm classes to data validation and CSRF protection.

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Custom validations in CodeIgniter 4

25-04-2023 - Andrés Cruz

Custom validations in CodeIgniter 4

Validaciones Learn how to create custom validations for your forms in CodeIgniter 4

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Form validation rules in CodeIgniter 4

20-04-2023 - Andrés Cruz

Form validation rules in CodeIgniter 4

Validaciones We are going to learn how to validate forms in CodeIgniter, create custom rules, messages in translation files, in the controller and display form errors.

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Validations and print errors of forms in CodeIgniter 4 with Bootstrap 5 style

17-04-2023 - Andrés Cruz

Validations and print errors of forms in CodeIgniter 4 with Bootstrap 5 style

Validaciones We're going to learn how to handle form validation errors in CodeIgniter 4; as well as create the rules, define a style for errors using Bootstrap 4 or 5 and much more.

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Creating and consuming our first POST route form in Laravel

10-11-2025 - Andrés Cruz

Creating and consuming our first POST route form in Laravel

Validaciones We are going to learn how to process a form in Laravel in a basic way, submit it, consume the data from a function and display a response page.

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