The system function SysLib.writeStderr() writes a text string to the stderr destination.
SysLib.writeStderr(textString STRING in)
SysLib.writeStderr() is used mostly for debugging. The comparable ConsoleLib.displayLineMode() is not supported in page handler programs, while SysLib.writeStderr() is.
SysLib.writeStderr("Opened database");
Related concepts
Syntax diagram for EGL functions
Related reference
EGL library SysLib
writeStdout()