C++: std::vector: remove multiple element

gistfile1.cpp

std::vector<Enemy*>::iterator itEnemy;
for ( itEnemy = v.begin(); itEnemy != v.end(); )
{
    if ( (*itEnemy)->GetLife() <= 0 )
    {
        delete *itEnemy;
        itEnemy = v.erase( itEnemy );
    }
    else
    {
        ++itEnemy;
    }
}