Text File Format

Text data file is the rectangular table of fields separated by either space or tab. It contains one header line (required) and one or more series points lines. Every line must have the same number of tokens.

Header

Header line is the list of string column names ( > 1) and looks like

First column is treated as abscissa.

Data Points

Series points line is the list of series values and looks like

Each column values must be convertible to the same base type. Base type is determined by the first series line in the following manner:

1. If the token can be converted to double, the base type is double.
2. If the token can be converted to DateTime, the base type is DateTime.
3. Otherwise the base type is string.