Chapter 4-8: Runtime Subroutine's and Predefined Processes

.ENV GET SCREEN SIZE

This subroutine returns the size of the Appx screen in rows and columns.

Usage:

Description:

This subroutine returns the size of the Appx screen in rows and columns. All parameters are required, if any are missing the subroutine will CANCEL.

<rows> returns current setting for the numbers of rows, (Required). This must be PASSed with Share "Y" to return the value.

<cols> returns the current setting for the number of columns (Required). This must be PASSed with Share "Y" to return the value.

Note that if either receiving field is too small to contain the numeric value returned, an Overflow runtime error will occur.

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