Libraries tagged by data validator

A validator to check for compromised data, through the https://haveibeenpwned.com/ API

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The Validator component provides tools to validate data.

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Validation classes for data validation, and the ability to link validators to create complex validation chains

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Set of validators for the package spatie/data-transfer-object

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DateTime Constraints Library. Use this to add constraints to a validator and verify DateTime objects pass those constraints.

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Validate Sri Lanka business data: NIC, BR numbers, phone numbers, postal codes, VAT/TIN, and more.

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Create validation profiles and work with the data and errors afterwards.

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Advanced validation library with multiple API styles including JSON templates, inline rules, builder pattern, and functional composition. Features 50+ built-in validators, dot notation for nested objects, field reference resolution, and internationalization support. Zero dependencies, fully synchronous, and designed for maximum developer experience with extensible custom rule system.

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Provide a base class to validate user data sent in a GraphQL mutation and return validations errors. (Symfony 3)

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Add a unique code to a specific field in a Data Object.

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Adds a daterange validator that allows to validate if a model attribute is a valid date range format. Specially usefull if you want to use a DateRangePicker widget and you want to filter by from/until values

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Describe rules of your data and then parse input data using described rules

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Validate any php variable using a very simple sintax.

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A Symfony Validator wrapper that enables fluent-style validation for raw values, offering an easy-to-use and intuitive API to validate user input or other data in a concise and readable manner.

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Professional South African RSA ID Number Validation Library with Luhn algorithm, date validation, and component extraction

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