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To: "MicroWorlds Forum" <mwforum@xxxxxxxxxxxxxxxxxxxxxxxxxxxx>
Subject: Re: checking if there are turtles in the page
From: "Daniel Ajoy" <da.ajoy@xxxxxxxxx>
Date: Sun, 15 Aug 2010 19:15:55 -0500

On Sun, 15 Aug 2010 08:37:26 -0500, zehava wizman <zehavawi1@xxxxxxxxx> wrote:

> Hello forum!
> I want to use the instruction " everyone [remove who]"  in startup. The 
> problem is that when no turtle found, there is an error message:"No turtle 
> found for everyone in startup".
> I search for an instruction that will check if there is any turtle ' remove 
> it' if not - do nothing!
> How could I do it?


if not empty? get "page1 "turtles [everyone [remove who]]

Daniel
OpenWorld Learning




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