classes/phing/system/io/PhingFile.php
public function setGroup($group)
    {
        $fs = FileSystem::getFileSystem();

        $fs->chgrp($this->getPath(), $group);
    }
public function setGroup($group)
    {
        $fs = FileSystem::getFileSystem();

        $fs->chgrp($this->getPath(), $group);
    }
public function setGroup ( $ group ) { $ fs = FileSystem :: getFileSystem ( ) ; $ fs -> chgrp ( $ this -> getPath ( ) , $ group ) ; }
Sets the group of the file.

@param string $group

@throws IOException
Sets the group of the file .