Two kinds of font are able to use it in GRPH1. A font number is able to select it by designating inside variable ' IFONT' 1 (Initial value). 2.4.4 section, It reaches and a font table ( 8.1.2 , It is Reference 8.1.3 sections).
The character that is in, a keyboard usually is labeled as it is. Character that absent to a keyboard Or the character that is not expressed correctly even if it is in a keyboard By giving the number (the DCL character number) that has shown it to a font table as Arguments of function subprogram CSGI ( 2.12.1 section Reference) I can paint it. It is Reference a 2.12 section for details.
The effective length of the character string is decided by using function LENC (CHRLIBReference) in MATH1 (a subordinate position basis mathematics processing library). Therefore, The NULL character or null character that are in the rear of the character string where I gave are disregarded.