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....= null )) { var newText = "Changed text" ; control . getProperties...因此有时可以保持图像不变。 var image = java . newInstanceSync ( "java.awt.image.BufferedImage"...