A script that is executed when exporting projects. Virtual method to be overridden by the user. It is called when the export starts and provides all information about the export. Virtual method to be overridden by the user. Called when the export is finished. Adds a dynamic library (*.dylib, *.framework) to Linking Phase in iOS's Xcode project and embeds it into resulting binary. [b]Note:[/b] For static libraries (*.a) works in same way as [method add_ios_framework]. This method should not be used for System libraries as they are already present on the device. Adds a static library (*.a) or dynamic library (*.dylib, *.framework) to Linking Phase in iOS's Xcode project.