Re: error: set: unknown line property xtick

[Ben Abbott]

> On Mar 25, 2016, at 5:23 AM, JulesVerne <address@hidden> wrote:
> 
> I cant change the tick distance. I use octave for with Windows, tryed 4.0.0
> and 4.0.1. I also tryed to use other graphic toolkits, same problem.
> 
> 
>>> gca=plot(1);
>>> set(gca,'xtick',[0 1 2 3])
> error: set: unknown line property xtick
>>> get(gca)
> ans =
> 
>  scalar structure containing the fields:
> 
>    beingdeleted = off
>    busyaction = queue
>    buttondownfcn = [](0x0)
>    children = [](0x1)
>    clipping = on
>    createfcn = [](0x0)
>    deletefcn = [](0x0)
>    handlevisibility = on
>    hittest = on
>    interruptible = on
>    parent = -23.204
>    selected = off
>    selectionhighlight = on
>    tag =
>    type = line
>    uicontextmenu = [](0x0)
>    userdata = [](0x0)
>    visible = on
>    __modified__ = on
>    color =
> 
>       0   0   1
> 
>    displayname =
>    erasemode = normal
>    interpreter = tex
>    linestyle = -
>           linewidth =  0.50000
>    marker = .
>    markeredgecolor = auto
>    markerfacecolor = none
>    markersize =  6
>    xdata =  1
>    xdatasource =
>    ydata =  1
>    ydatasource =
>    zdata = [](0x0)
>    zdatasource =

I see that “type” indiicates the object is a line.

The command “gca = plot (1)” has over-ridden the gca() function and replaced it 
with a line object variable.

Try …

clear all
h=plot(1);
set(gca,'xtick',[0 1 2 3])
xlim ([0 3])

Ben