Mercurial > repos > other > SevenLanguagesInSevenWeeks
view 2-Io/day1.io @ 29:9c7af76fdbd0
Print isn't PrinLn, so add some \n characters to the output
author | IBBoard <dev@ibboard.co.uk> |
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date | Wed, 06 Sep 2017 18:36:02 +0100 |
parents | 25e66d77e1fe |
children | d43f60e98f39 |
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# Calling "functions" is sending a "message" (right) to an object (left) # ↓ object ↓ message "Hi ho, Io\n" print # Object creation is by cloning and modifying root "Object" object # Convention appears to be that classes start with capitals Vehicle := Object clone # ":=" creates a "slot" (which can be a value or a function?), whereas "=" assigns to existing ones Vehicle description := "A description of our vehicle" # So this would fail because the slot doesn't exist - we'll repeat it at the end to stop it crashing our program too early! # Vehicle another_field = "This won't work" # Fetching values is just calling the function # (but we need to skip ahead of what's in the book and chain an extra "print" to print to stdout) Vehicle description print "\n" print # In addition to the slot we created, there is a default slot called "type" # (and presumably some default messages, because slotNames apparently isn't a slot!) Vehicle slotNames print "\n" print Vehicle type print "\n" print Object type print "\n" print Vehicle another_field = "This won't work"