Error bar series are created by the errorbar function. Each hggroup element contains two line objects representing the data and the errorbars separately. The properties of the error bar series are
colorThe RGB color or color name of the line objects of the error bars. See Colors.
linewidthlinestyleThe line width and style of the line objects of the error bars. See Line Styles.
markermarkeredgecolormarkerfacecolormarkersizeThe line and fill color of the markers on the error bars. See Colors.
xdataydataldataudataxldataxudataThe original x, y, l, u, xl, xu data of the error bars.
xdatasourceydatasourceldatasourceudatasourcexldatasourcexudatasourceData source variables.
© 1996–2018 John W. Eaton
Permission is granted to make and distribute verbatim copies of this manual provided the copyright notice and this permission notice are preserved on all copies.
Permission is granted to copy and distribute modified versions of this manual under the conditions for verbatim copying, provided that the entire resulting derived work is distributed under the terms of a permission notice identical to this one.Permission is granted to copy and distribute translations of this manual into another language, under the above conditions for modified versions.
https://octave.org/doc/interpreter/Error-Bar-Series.html