Creates a screen print of the active page, or calls the function defined for page print.
Note: The print function is defined by the
variableA read-only variable associated with a particular
page When you make the association, you name the variable, and
assign it a value. When the page is opened during runtime, creates
the variable. Its value can then be read. When the page is closed,
the environment variable memory is freed (discarded).
"PrintPage" if it exists, otherwise by the parameter
[Navigation] PrintPage. To specify a function
prefix the function name with "?". If no function has been defined,
a screen print will be performed.