Libraries tagged by string validation

A state-machine-driven parser and validator for SQL-like strings.

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Validate that a certain value is a valid CSS color string in Laravel 5 and above

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This package contains typical validators to be used in your application. A validator is a class that decides whether a string is valid or not. For instance, you could use an EmailValidator to validate that a string is a mail, etc...

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Check if a given HTML doctype string is valid

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A collection of useful classes like Ary, Str and Validator

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JSON Lint for PHP checks a string for invalid or malformed JSON, control character error, incorrect encoding or just plain old syntax errors. It returns comprehensive feedback in a one-line error message (one-line message especially meant for REST APIs) about the first error that occurred in the (JSON) string. It supports both RFC 4627 and (its superseding) RFC 7159.

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This module provides a unified API for storing, formatting, and validating addresses.

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Date Validator: is a library that allows any development to validate if a string is a datetime, date or time format or validate custom format

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Validate that a certain value is a valid CSS color string in Laravel 5

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A collection of common PHP 7 libraries

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This Magento 2 Module add a new cron backend validator

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Strict string validator for Symfony 1.x

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This Magento 2 Module add a new cron backend validator

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Yii 2 Validator that validates string contents for count, blacklist and whitelist.

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