What it does
XmlError takes no arguments, and answers a string.
Syntax
XmlError() → stringParameters
No parameters.
Every form returns
string
Example · generated
DO Print(XmlError()) Sync()LOOPXmlError is called and its answer is printed every frame. The DO … LOOP is not decoration: a classic BASIC program ends the moment it runs out of lines, and Sync() is what draws the frame.