Libraries tagged by conditional validation

User Defined Custom Fields for Laravel Filament

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Nested validation, Checkers, Conditional Validation

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Define Laravel forms in PHP and render them with Inertia.js in Vue, React, or Svelte. Validation, conditional visibility, authorization, and model binding included.

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Nested validation, Checkers, Conditional Validation

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Symfony validator for conditional validations based on object properties

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Modern constraint library with PHP 8.1+ type safety

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Conditional caching for Laravel: only cache a value when it passes validation (Cache::rememberWhen and friends).

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Composable, traceable and declarative Flow Pipelines for Laravel. A modern alternative to Laravel's Pipeline, with support for conditional steps, nested flows, tracing, validation, and more.

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Additional rules for conditional equals validation

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If-then validation rules for Yii2 Framework

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Sulu admin forms: mandatory fields and block entries are only checked where their visibleCondition shows them

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Executes a validation after other validation rules have been successfully passed

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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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A modern, extensible PHP library for validating primitive data types, files, nested objects, and arrays of objects with reusable and centralized validation rules.

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User Defined Custom Fields for Laravel Filament

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