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.... $doc = new Document ( $dataDir . "input1...alert('文件已过期。您需要一个新的。');" ); $doc -> setOpenAction ( $javascript...