See also errbarmult . If specified, error bars will be drawn to n times the distance given in the data. Useful for drawing error bars showing 2 x standard error. Typcially used with error bars. Tails of a default length are automatically rendered if errbarfields is used.
Length is set by attribute ticlen , which sets the tick length to h absolute units .
This attribute specifies a field in the data that will control the color of the bar being drawn. Beforehand, proc legendentry must be invoked to set up one or more legend entries. A tag must be supplied with each. These tags correspond to the contents of the color lookup field. It can operate in one of two ways.