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<?php function cast(&$val, $key) { if (is_numeric($val)) { //return $val + 0; $val += 0 } //return 0; //return $val; } $arr = ['stri33ng123', 84, 76.7, '45.6', '67.5e45', '56,9']; var_dump($arr); array_walk($arr , 'cast'); var_dump($arr);
Output for 5.3.0 - 5.4.22
Parse error: syntax error, unexpected '}' in /in/fOTcg on line 8
Process exited with code 255.