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<?php preg_match_all('/\s*"?([^><,"]+)"?\s*((?:<[^><,]+>)?)\s*/', "Karolis Sinas <karolissinas@mediaventures.be>, ", $matches, PREG_SET_ORDER) > 0; var_dump($matches);
Output for 4.3.0 - 4.3.11, 4.4.0 - 4.4.9, 5.0.0 - 5.0.5, 5.1.0 - 5.1.6, 5.2.0 - 5.2.17, 5.3.0 - 5.3.29, 5.4.0 - 5.4.45, 5.5.0 - 5.5.38, 5.6.0 - 5.6.28, 7.0.0 - 7.0.20, 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 - 8.1.31, 8.2.0 - 8.2.26, 8.3.0 - 8.3.14, 8.4.1
array(2) { [0]=> array(3) { [0]=> string(45) "Karolis Sinas <karolissinas@mediaventures.be>" [1]=> string(14) "Karolis Sinas " [2]=> string(31) "<karolissinas@mediaventures.be>" } [1]=> array(3) { [0]=> string(1) " " [1]=> string(1) " " [2]=> string(0) "" } }

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