Libraries tagged by expressions

A pretty version of php var_dump. This class displays structured information about one or more expressions that includes its type and value.

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A lexer and parser for mathematical expressions.

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Rules evaluator based on Symfony Expression Language Component.

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Convert Regular Expressions into text

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🐘 php library to check cron expressions

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Yii2 helper class, used to generate query expressions for JSON columns.

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PHP supports expression casting to primitive type (like int) by using “( type ) expression”, but it currently doesn't allow to use a nullable type as introduced by PHP 7.1 (e.g. ?int). This library provide functions that extend native php casting, adding nullable casting.

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A simple and lightweight cron expression to human readable translator

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CRON for PHP: Validate CRON expression, Calculate run date, determine if a CRON expression is due

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Generate MySQL and Sqlite3 expressions on the fly based on the active database

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PHP library to validate regular expressions

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Validates popular debit and credit cards numbers against regular expressions and Luhn algorithm. Also validates the CVC and the expiration date

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Convert Regular Expressions into text, for testing

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The Embedded Expression Language (Eel) is a building block for creating Domain Specific Languages

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Expression executor, which allow to implement domain-specific language

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