# set terminal svg size 600,400 dynamic enhanced fname 'arial'  fsize 10 mousing name "stringvar_7" butt solid 
# set output 'stringvar.7.svg'
set xdata time
set key inside left top vertical Right noreverse enhanced autotitles nobox
file(i) = sprintf("%1d.dat",i)
read_time(fmt, c) = strptime(fmt, stringcolumn(c).' '.stringcolumn(c+1))
beg = 2
end = 4
foo = "                                       1                                        2                                        3                                        4                                        5                                        6"
ERRNO = 0
haystack = "Sun Feb 12 21:04:10 PST 2012"
needle = ":"
S = 14
N = 2
M = 3
GPFUN_file = "file(i) = sprintf(\"%1d.dat\",i)"
fmt = "%d/%m/%y\t%H%M"
time_str = "2005-05-09 19:44:12"
seconds = 168983052.0
time_str2 = "2005-05-09 19:44:22"
GPFUN_read_time = "read_time(fmt, c) = strptime(fmt, stringcolumn(c).' '.stringcolumn(c+1))"
plot 'timedat.dat' using (read_time(fmt,1)):3 with histeps,      'timedat.dat' using (read_time(fmt,1)):($3-0.01):2 with labels title ''