Delete a group layer and all it's descendants. Note that the 'model' layer cannot be deleted.

l_layer_expunge(widget, layer)

Arguments

widget

widget path or layer object of class 'l_layer'

layer

layer id. If the widget argument is of class 'l_layer' then the layer argument is not used

Value

0 if success otherwise the function throws an error

See also

Examples

if(interactive()){ p <- l_plot() g <- l_layer_group(p) l1 <- l_layer_rectangle(p, x=0:1, y=0:1, parent=g, color="", linecolor="orange", linewidth=2) l2 <- l_layer_line(p, x=c(0,.5,1), y=c(0,1,0), parent=g, color="blue") l_layer_expunge(p, g) # or l_layer_expunge(g) }