any body help me to convert php multi dimensional array to php multi dimensional array
format

$data = array( array( "emp_name" => "ramu", 
                      "department_name" => "cse",
                      "Number" => 15 
                    ),
               array( "emp_name" => "ramesh", 
                      "department_name" => "eee",
                      "Number" => "56",
                    ),
               array( "emp_name" => "ravi", 
                      "department_name" => "it",
                      "Number" => 7 
                    )
             );

             convert to 



[["ramu","cse",15],["ramesh","eee",56]]

any body help to get this format