public function locateAll($command)
    {
        return array_values(array_filter($this->_pathBuilder->getPermutations($command), $this->_executableTester));
    }
public function locateAll($command)
    {
        return array_values(array_filter($this->_pathBuilder->getPermutations($command), $this->_executableTester));
    }
public function locateAll ( $ command ) { return array_values ( array_filter ( $ this -> _pathBuilder -> getPermutations ( $ command ) , $ this -> _executableTester ) ) ; }
Locates all versions of the given command in the user's path.

@api
@param string $command The command to locate.
@return array The locations where the command exists.
Locates all versions of the given command in the user s path .