檔案提取器在線

File Viewer Lite is a universal file opener that allows you to open any file on your Windows PC. Simply drag and drop any file or folder onto the application icon or program window. It can open PDFs, word processing documents, spreadsheets, and many other

Archive Extractor 是一款簡單的線上工具，可解壓超過 70 種壓縮檔格式，例如 7z, zipx, rar, tar, exe, dmg 等。 或將檔案拖曳至此處...

View and convert files online securely with our Online File Viewer. Content is displayed in a secure sandbox in your browser. Share previews and convert files easily.

或者可以直接透過左上角的副檔名搜尋（File Extension Search）功能來找出某個檔案格式。 例如我輸入 7Z ，就會找出 7-Zip 壓縮檔格式的完整資訊，包含熱門程度、分類、格式簡介，下方還有支援的軟體一覽。

FileHelper.com can identify over 15,000 file formats. It also displays a list of file properties and metadata for each file. View over 150 file types in your web browser. Open Microsoft Office documents, images, and more. No download required — just

Free online viewer to open any files like as PDF, Word, HTML, CSV, JPG, 3D, ODS, BMP, PNG, SVG, TIFF, XPS and more. Immediate openner, 100% Free Online.

Python open () 方法用于打开一个文件，并返回文件对象，在对文件进行处理过程都需要使用到这个函数，如果该文件无法被打开，会抛出 OSError。