Plot a number of TCL variables
plot plotname [-title title string] x y1 [y2...]
The arguments can be TCL variable names, and the names are used as labels in the graph. If you just supply numerical values, then the variables will be just names arbitrarily x, y1, y2 etc. plotname labels the particular widget, so multiple plots can be performed simultaneously.
The plot can be zoomed by selecting a rectangular region using the left mouse button. The right mouse button reverts to the original scale.
plot supports the following methods: