Array and string offset access syntax with curly braces is deprecated in PHP 7.4. Use square brackets instead. Seen for $match[2] {0}

Problem/Motivation

I catched a PHP7.4 notice deprecation
Array and string offset access syntax with curly braces is deprecated in PHP 7.4. Use square brackets instead. Seen for $match[2] {0} in ../apachesolr_views/handlers/apachesolr_views_handler_filter_string.inc 50

See https://wiki.php.net/rfc/deprecate_curly_braces_array_access

Steps to reproduce

Switch to php7.4, check logs

Proposed resolution

I would suggest to apply a patch