public function removeOperation($operation)
    {
        if (in_array($operation, $this->operations, true)) {
            $key = array_search($operation, $this->operations, true);
            unset($this->operations[$key]);
        }
    }
public function removeOperation($operation)
    {
        if (in_array($operation, $this->operations, true)) {
            $key = array_search($operation, $this->operations, true);
            unset($this->operations[$key]);
        }
    }
public function removeOperation ( $ operation ) { if ( in_array ( $ operation , $ this -> operations , true ) ) { $ key = array_search ( $ operation , $ this -> operations , true ) ; unset ( $ this -> operations [ $ key ] ) ; } }
Removes an operation from the list supported.

@param string $operation name of operation to remove
Removes an operation from the list supported .