By now you've seen quite a bit of MSW Logo. It's time to go off Logo Sports. You've already been introduced to Logo Football and . commands. Did you ever. Where to get MSWlogo: The Turtle: Why a "Turtle"? - The original idea behind Logo was that a small robot device would be. LOGO is a programming language, pure and simple. . program that includes a "bye" command, MSWLogo will run that program and exit.
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There is way more to it than I can show you or tell you, even if we took an entire semester.
Logo PROGRAMMING WITH MSW Logo
I will be happy to help you, and you can get much more help by helping yourself: Contents Programming fundamentals 1: Decision-making 9 Strings 11 Recursive procedures 12 Turtle geometry 13 Color in Logo 14 Using code from other people's programs 17 Saving your pictures and programs 18 References 20 3 page 1 Logo programming If Logo is not already on your msw logo commands download.pdf, you can get it for free from its makers at The installation process puts a Logo icon as on the cover of this document on your computer desktop.
Here's the MSW Logo screen in two parts: Press Enter or click Execute to run command written there. It's OK to write and run more than one command on msw logo commands download.pdf at a time. Command history appears in gray box.
Logo PROGRAMMING WITH MSW Logo - PDF
Click a line in the history to make it jump to the command line, then make changes or not then press Enter or click Execute.
Sequence You have already experienced this one: Computers do commands in sequence.
When you're designing a Logo drawing, think of the steps in the order that the computer should do them. Try to map out all the steps in advance, then enter them at the command line.
Find out msw logo commands download.pdf accurate your thinking is! The computer is your faithful servant: And that's all it will do.
Can you draw these? Repetition You already have experience with this one, too: We often repeat a sequence of commands.
Many of the things that computer programs do, they do over and over. Just about every programming system has a way of doing this repetition, or iteration, as computer scientists call it.
We tell Logo, for example: The general form is: Often we have repeat within repeat.
This is called nesting. What does this do?
Think about it, then try it: How is it different? The burst shape at the center used the penup and pown commands.
In between the drawings, I picked up the pen and moved the turtle. Subprograms For convenience and concision, we can add a new command to Logo's language.
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A subprogram is a named sequence of steps for another program to execute. Other names for subprograms are procedures msw logo commands download.pdf functions. In Logo, you tell the computer how to do something for example, to square repeat 4 [fd rt 90] Once you have described your procedure to Logo, you can enter its name on the command line just as you would any of the built-in things Logo knows how to do.
In this case, you would say on the command line, square and Logo looks up your commands for doing a square.