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<?php $str = '{xxx} some text 1{*|, some text 2 {xxx}}{*|, some text 3 {xxx}}{*|, 1 {xxx} some text 4}{*|, 1 {xxx} some text 5}'; $values = explode('{*|,', $str); $newArray = []; for ($i = 1; $i < count($values); $i++) { $newArray[$values[0]][$i - 1] = $values[$i]; } var_export($newArray);
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 - 8.1.28, 8.2.0 - 8.2.19, 8.3.0 - 8.3.7
array ( '{xxx} some text 1' => array ( 0 => ' some text 2 {xxx}}', 1 => ' some text 3 {xxx}}', 2 => ' 1 {xxx} some text 4}', 3 => ' 1 {xxx} some text 5}', ), )

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