src/Jackiedo/DotenvEditor/DotenvEditor.php
public function restore($filePath = null)
    {
        if (is_null($filePath)) {
            $latestBackup = $this->getLatestBackup();
            if (is_null($latestBackup)) {
                throw new NoBackupAvailableException("There are no available backups!");
            }
            $filePath = $latestBackup['filepath'];
        }

        if (!is_file($filePath)) {
            throw new FileNotFoundException("File does not exist at path {$filePath}");
        }

        copy($filePath, $this->filePath);
        $this->writer->setBuffer($this->getContent());

        return $this;
    }
public function restore($filePath = null)
    {
        if (is_null($filePath)) {
            $latestBackup = $this->getLatestBackup();
            if (is_null($latestBackup)) {
                throw new NoBackupAvailableException("There are no available backups!");
            }
            $filePath = $latestBackup['filepath'];
        }

        if (!is_file($filePath)) {
            throw new FileNotFoundException("File does not exist at path {$filePath}");
        }

        copy($filePath, $this->filePath);
        $this->writer->setBuffer($this->getContent());

        return $this;
    }
Restore the loaded file from latest backup file or from special file.

@param  string|null  $filePath

@return DotenvEditor