Introduced in the 1995 ANSI M[UMPS] Windowing Application Programmer's Interface standard.
This function returns a value that indicates how much space it takes to reproduce a string in a specific font.
SET TXT="This text needs to be printed."
This means that it will take a space of 196 points to display the string that is stored in TXT.
This document is © Ed de Moel, 1995-2005.
It is part of a book by Ed de Moel that is published under the title "M[UMPS] by Example" (ISBN 0-918118-42-5).
Printed copies of the book are no longer available.