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<?php $str = "var1,'Hello'|var2,'World'|"; preg_match_all('/(?:^|\|)([^,]+),([^\|]+(?=\||$))/', $str, $matches); $new_substr = array_combine($matches[1], $matches[2]); print_r($new_substr);
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 - 8.1.34, 8.2.0 - 8.2.32, 8.3.0 - 8.3.33, 8.4.1 - 8.4.24, 8.5.0 - 8.5.9
Array ( [var1] => 'Hello' [var2] => 'World' )

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81.15 ms | 1564 KiB | 4 Q