### ZCOLUMN

Specify the column containing the Z-axis data

#### Description:

Specify the column in the data file from which the Z-axis data are to be read.

This command is a synonym for SETGLOBAL PONGO_ZCOL.

zcolumn zcol

#### Parameters:

##### ZCOL = _CHAR (Read and Write)
The column number (counting from 1), or the symbolic name of a column, from which the Z-axis data are read. The value "0" means "do not read these data". []