Class Libraries & REST APIs for the developers to manipulate & process Files from Word, Excel, PowerPoint, Visio, PDF, CAD & several other categories in Web, Desktop or Mobile apps. Develop & deploy on Windows, Linux, MacOS & Android platforms.... getProtection() 属性实际上是 Protection 类的对象,封装了几个布尔属性,用于禁用或启用限制。...getProtection() 属性时,请勿调用 Worksheet 类的 protect(ProtectionType) 方法。此外,应将文件...