00010 REM &REM&
00020 PRINT 'CS'
00030 INPUT @(0,5),"ENTER #FORMAT- ",FMT$! Enter format name include #
00040 IF FMT$(1,1)<>"#" GOTO 30 ! If 1st char not # renenter
00050 FORMAT INCLUDE #FMT$,OPT="NONE",ERR=200 ! Include format, if not, quit
00060 ELEMS=NUM(ATR(FMT$,0,0)) ! Get number of datanames in format
00070 KL=0 ! Set Key length to 0
00080 FOR E=1 TO ELEMS ! Loop thru format datanames
00090 IF ATR(FMT$,E,17)="1" ! If dataname a key
KL=KL+NUM(ATR(FMT$,E,1)) ! Add length to key length
00100 NEXT E
00110 PRINT "KEY LENGTH=",KL ! Print key length
00120 GOTO 999
00200 PRINT "Error ",ERR," occured
while including format ",FMT$