public function setFilemtime($file, $filemtime)
    {
        $this->readMetadataFile();

        $this->metadata[$file]['mt'] = $filemtime;

        return $this;
    }
public function setFilemtime($file, $filemtime)
    {
        $this->readMetadataFile();

        $this->metadata[$file]['mt'] = $filemtime;

        return $this;
    }
public function setFilemtime ( $ file , $ filemtime ) { $ this -> readMetadataFile ( ) ; $ this -> metadata [ $ file ] [ 'mt' ] = $ filemtime ; return $ this ; }
Sets file modification time in metadata.
@param string  $file      Filepath
@param integer $filemtime Modification time in unix timestamp.
Sets file modification time in metadata .