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....演示文稿设置默认语言: $loadOptions = new LoadOptions (); $loadOptions -> setDefaultTextLangua...$pres = new Presentation ( $loadOptions ); try { # 添加一个新的矩形形状,并带有文本...