This command saves the entire graphics and text memories to diskette. "integer" specifies one of 2,3,6,7 stream numbers. The file must be OPENed before using this command.
Program Example.
00100 REM Graphics save
00110 HIRES
00120 PLOT 0,0 TO 0,255 TO 511,255 TO 511,0 TO 0,0
00130 OPEN "a",6,"graphic"
00140 GRSAVE 6
00150 CLOSE 6
00160 CLS
00170 OPEN "i",6,"graphic"
00180 GRLOAD 6
00190 CLOSE 6
00200 END