Entity/File.php
public function removeGroup(Group $group)
    {
        foreach ($this->groups as $index => $existingGroup) {
            if ($existingGroup === $group) {
                unset($this->groups[$index]);

                return;
            }
        }
    }
public function removeGroup(Group $group)
    {
        foreach ($this->groups as $index => $existingGroup) {
            if ($existingGroup === $group) {
                unset($this->groups[$index]);

                return;
            }
        }
    }
public function removeGroup ( Group $ group ) { foreach ( $ this -> groups as $ index => $ existingGroup ) { if ( $ existingGroup === $ group ) { unset ( $ this -> groups [ $ index ] ) ; return ; } } }
Remove Group

@param \Orkestra\Bundle\ApplicationBundle\Entity\Group $group
Remove Group