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<?php $search_term = 'cloudhearts24@hotmail.com'; preg_match_all('/"(?:\\\\.|[^\\\\"])*"|\S+|\\\\@|\-+/', $search_term, $matches); print_r($matches);
Output for 5.6.0 - 5.6.40, 7.0.0 - 7.0.33, 7.1.0 - 7.1.33, 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 - 8.2.19, 8.3.0 - 8.3.7
Array ( [0] => Array ( [0] => cloudhearts24@hotmail.com ) )
preferences:
256.15 ms | 404 KiB | 293 Q