Function setPaperFormat

setPaperFormat(format): void
JMap.Application.Print.setPaperFormat

Sets the paper format of the print layout.

Technical method, you should not use it.
Parameters
- format: string | JAppPaperFormat
  the paper format object or a JAPP_PRINT_PAPER_SIZES
Returns void
Throws
if format is incorrect

Example
```
// set the letter paper format
JMap.Application.Print.setPaperFormat("letter")
```