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Showing content from https://github.com/alecrabbit/php-wcwidth below:

alecrabbit/php-wcwidth: Calculate width of unicode strings rendered to a terminal

This is kinda port of python's jquast/wcwidth

🌐 Unicode release files

• Installation
• Quick start
• Usage
• FFI Extension

$ composer require alecrabbit/php-wcwidth

use function AlecRabbit\WcWidth\wcwidth;
use function AlecRabbit\WcWidth\wcswidth;

echo wcwidth('a'); // 1
echo wcwidth('é'); // 1
echo wcwidth('🐘'); // 2
echo wcswidth('🐘🐘🐘'); // 6

echo wcwidth('🐘🐘🐘'); // 2 - only first char is considered

see doc/usage.md for more details.

Note ‼️ Experimental feature.

For improved performance, consider leveraging the Foreign Function Interface (FFI) extension, if available. To enable this feature, set the USE_FFI environment variable to true.

Note When using ffi extension version value is ignored completely.

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