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<?php $tag = '[person name="Jackson" family="Smith"]'; var_export(preg_match_all('~(?:\G|\[\w+) (\w+)="(\w+)"~', $tag, $out) ? array_combine($out[1], $out[2]) : []);
Output for 7.1.25 - 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 - 8.1.33, 8.2.0 - 8.2.29, 8.3.0 - 8.3.26, 8.4.1 - 8.4.13
array ( 'name' => 'Jackson', 'family' => 'Smith', )

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