# set terminal png transparent nocrop enhanced font arial 8 size 420,320 # set output 'stringvar.1.png' set label 1 "\nExercise substring handling\n\nbeg = 2 end = 4\nfoo = ABCDEF\nfoo[3:5] = CDE\nfoo[1:1] = A\nfoo[5:3] = \nfoo[beg:end] = BCD\nfoo[end:beg] = \nfoo[5:] = EF\nfoo[5:*] = EF\nfoo[:] = ABCDEF\nfoo[*:*] = ABCDEF\nfoo.foo[2:2] = ABCDEFB\n(foo.foo)[2:2]= B\n" at graph 0.1, 0.9, 0 left norotate back nopoint offset character 0, 0, 0 set noxtics set noytics set yrange [ 0.00000 : 1.00000 ] noreverse nowriteback beg = 2 end = 4 foo = "ABCDEF" ERRNO = 0 plot 0