Libraries tagged by expression

Lightweight purely functional scripting runtime with static typing and type inference.

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A multi-framework Composer library installer

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Math expressions: parser and evaluator.

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PHP 版本的正则表达式管理库，内置 100+ 精选正则，支持团队标准化

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A small expression language for business rules: one rule gives the same answer in Python, JavaScript, PHP, C++23, Common Lisp, Rust and Go, or in your database as SQL. Exact decimal arithmetic, no floating point, no truthiness.

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Symfony bundle for mobile phone number and msisdn validation based on country

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A PHP class for extracting the URLs of RSS (1.0 and 2.0) and ATOM feeds associated to a page, as well as OPML outline documents.

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A fluent api that simplifies writing regular expressions

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PHP bindings for datalogic-rs — a JSONLogic (json-logic) rules engine with a native Rust core via PHP FFI. Identical semantics across PHP, Node.js, WASM, Python, Go, Java, .NET, and Rust.

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Integration layer allowing use of the Laravel database library in CodeIgniter applications

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Helpful helpers to make testing ExpressionEngine add-ons easier

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The Extensible Macros Library for PHP

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Laravel package for symfony expression language component

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Text field with validate input with regular expression (regex) to a form in Contao.

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expression parser

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