- Specify the column used for symbol codes
Specify the column in the data file from which the symbol codes
are to be read.
This command is a synonym for SETGLOBAL PONGO_SYMCOL.
SYMCOL = _CHAR (Read and Write)
The column number (counting from 1), or the symbolic name of a
column, from which the PGPLOT symbol code for each data point
is read by the READF command. The value "0" means "do not read
these data".