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<?php echo 'Hello World'; $sql = [1 => ["id" => 1, "num" => "123"], 2 => ["id" => 2, "num" => "456"]]; $mongo = ["id" => 1, "num" => "123"]; array_diff_ukey ($mongo, $sql, function($item) {return $item['num'];} ); var_dump($a);
Output for git.master, git.master_jit, rfc.property-hooks
Hello World Fatal error: Uncaught TypeError: Cannot access offset of type string on string in /in/LC5tZ:6 Stack trace: #0 [internal function]: {closure}('id', 'num') #1 /in/LC5tZ(6): array_diff_ukey(Array, Array, Object(Closure)) #2 {main} thrown in /in/LC5tZ on line 6
Process exited with code 255.

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