Libraries tagged by enpress

Parsing and evaluating mathematical formulas given as strings.

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StringCalc is a PHP calculator library for mathematical terms (expressions) passed as strings.

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PHP wrapper for PayPal APIs

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Ultra lightweight Cron Expression parser for PHP

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Laminas module that integrates with various queue management systems

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A simple PHP class for accessing the Instagram Basic Display API

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Lexical analyzer with individual token definition with regular expressions

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Library that generates regular expressions that match a list of strings.

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Standard (V7) compliant crontab expression parser/validator with support for time zones

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

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Laravel Cashier provides an expressive, fluent interface to Mollie's subscription billing services.

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✖️➕➖➗ `math_eval` safely evaluates mathematical 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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A package to help you write expressive defensive code in a functional manner

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Math.js is an extensive math library for JavaScript and Node.js. It features a flexible expression parser with support for symbolic computation, comes with a large set of built-in functions and constants, and offers an integrated solution to work with different data types like numbers, big numbers, complex numbers, fractions, units, and matrices.

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