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<?php $text = "text @user text @Губка Боб text @user1 text text @SiteTe.ru text text text @любитель text text @guba bob text text @geb 123"; if (preg_match_all('~(?=(?<!\S)(@.{0,29}))~u', $text, $matches)) { array_shift($matches); print_r($matches[0]); }
Output for 7.2.0 - 7.2.33, 7.3.0 - 7.3.33, 7.4.0 - 7.4.33, 8.0.0 - 8.0.30, 8.1.0 - 8.1.28, 8.2.0 - 8.2.18, 8.3.0 - 8.3.4, 8.3.6
Array ( [0] => @user text @Губка Боб text @us [1] => @Губка Боб text @user1 text te [2] => @user1 text text @SiteTe.ru te [3] => @SiteTe.ru text text text @люб [4] => @любитель text text @guba bob [5] => @guba bob text text @geb 123 [6] => @geb 123 )
Output for 8.3.5
Warning: PHP Startup: Unable to load dynamic library 'sodium.so' (tried: /usr/lib/php/8.3.5/modules/sodium.so (libsodium.so.23: cannot open shared object file: No such file or directory), /usr/lib/php/8.3.5/modules/sodium.so.so (/usr/lib/php/8.3.5/modules/sodium.so.so: cannot open shared object file: No such file or directory)) in Unknown on line 0 Array ( [0] => @user text @Губка Боб text @us [1] => @Губка Боб text @user1 text te [2] => @user1 text text @SiteTe.ru te [3] => @SiteTe.ru text text text @люб [4] => @любитель text text @guba bob [5] => @guba bob text text @geb 123 [6] => @geb 123 )

preferences:
169.16 ms | 402 KiB | 181 Q