Libraries tagged by polyfill.io

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Symfony polyfill for xml's utf8_encode and utf8_decode functions

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A php implementation of string functions introduced in php8 and above

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A trivial but working polyfill for PHP 7.3 is_countable function. Supports PHP versions >= 5.3

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PHP: Provides a user-land polyfill for `array_find`, `array_find_key`, `array_any` and `array_all` functions added in PHP 8.4.

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A set of rulesets for PHP_CodeSniffer to check for PHP cross-version compatibility issues and opportunities to modernize code in PHP projects.

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Locutus other languages' standard libraries to JavaScript for fun and educational purposes

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ext-msgpack polyfill using rybakit/msgpack

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The most accurate sticky polyfill out in the wild for Magento 2

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A ruleset for PHP_CodeSniffer to check for PHP cross-version compatibility issues in projects, while accounting for polyfills provided by Joomla.

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Polyfill for mb_ereg(), mb_eregi(), mb_ereg_match(), and mb_ereg_replace*() functions; primary use case is for mbstring on Windows 7.4+

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Symfony polyfill for the Time API added to PHP 8.6

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Use Laravel's pre-5.8 env() function in your non-Laravel projects.

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A php implementation of the levenshtein distance without length limitation

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