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<?php //$regex = '/(?P<function_name>.*?)\s*\((?P<parameters>.*?)\)\s*/i'; $regex = '/(?P<function_name>.+)\s*\((?P<parameters>[^)]+)\s*/i'; //$regex = '/(?P<function_name>.+)\s*\((?P<parameters>.*?)\)\s*/i/'; preg_match($regex, 'HOUR(`date`, \'abc1234\')', $matches); print_r($matches); $params = explode(',', $matches['parameters']); $params2 = array_map('trim', '`', $params); print_r($params2);
Output for 8.0.0 - 8.0.30, 8.1.0 - 8.1.27, 8.2.0 - 8.2.18, 8.3.0 - 8.3.6
Array ( [0] => HOUR(`date`, 'abc1234' [function_name] => HOUR [1] => HOUR [parameters] => `date`, 'abc1234' [2] => `date`, 'abc1234' ) Fatal error: Uncaught TypeError: array_map(): Argument #2 ($array) must be of type array, string given in /in/pEiMq:18 Stack trace: #0 /in/pEiMq(18): array_map('trim', '`', Array) #1 {main} thrown in /in/pEiMq on line 18
Process exited with code 255.
Output for 7.3.0 - 7.3.33, 7.4.0 - 7.4.33
Array ( [0] => HOUR(`date`, 'abc1234' [function_name] => HOUR [1] => HOUR [parameters] => `date`, 'abc1234' [2] => `date`, 'abc1234' ) Warning: array_map(): Expected parameter 2 to be an array, string given in /in/pEiMq on line 18
Output for 4.3.3 - 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
Array ( [0] => HOUR(`date`, 'abc1234' [function_name] => HOUR [1] => HOUR [parameters] => `date`, 'abc1234' [2] => `date`, 'abc1234' ) Warning: array_map(): Argument #2 should be an array in /in/pEiMq on line 18
Output for 4.3.2
Array ( [0] => HOUR(`date`, 'abc1234' [1] => HOUR [2] => `date`, 'abc1234' ) Notice: Undefined index: parameters in /in/pEiMq on line 15 Warning: array_map(): Argument #2 should be an array in /in/pEiMq on line 18
Output for 4.3.0 - 4.3.1
Array ( [0] => HOUR(`date`, 'abc1234' [1] => HOUR [2] => `date`, 'abc1234' ) Notice: Undefined index: parameters in /in/pEiMq on line 15 Warning: array_map() [http://www.php.net/function.array-map]: Argument #2 should be an array in /in/pEiMq on line 18

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