public function read()
    {
        $data = '';
        $fileObj = $this->openFile();
        while (!$fileObj->eof()) {
            $data .= $fileObj->fread(4096);
        }
        $fileObj = null;
        return $data;
    }
public function read()
    {
        $data = '';
        $fileObj = $this->openFile();
        while (!$fileObj->eof()) {
            $data .= $fileObj->fread(4096);
        }
        $fileObj = null;
        return $data;
    }
public function read ( ) { $ data = '' ; $ fileObj = $ this -> openFile ( ) ; while ( ! $ fileObj -> eof ( ) ) { $ data .= $ fileObj -> fread ( 4096 ) ; } $ fileObj = null ; return $ data ; }
Get file content.

@return string|mixed
Get file content .