Pen Variable Watchers

[dardoro]

But "script builder library" is almost pure JS. So why not

[warped_wart_wars]

(a really long time later)

@joecooldoo

@warped_wart_wars

I don't want to use JS.

Now that Snap! 7 has come, I've edited my project to use the Create Variables library.

[joecooldoo]

I tried this but it gave me an error

[ego-lay_atman-bay]

You need to ask a sprite for it to work.

[joecooldoo]

also errored

[ego-lay_atman-bay]

Remove the call block, and unringify the join block

[joecooldoo]

Woah thats odd

[ego-lay_atman-bay]

With the call block, it doesn't put the variable into context, but when you ask a sprite for it, it puts it into context. I don't like it either, but it's just how it works. Here's a better explanation

Calling a var from my blocks results in an error

a symbol needs to be put into a context to be be associated with a meaning. At the syntax-analysis level blocks are just that - symbols. You can take them apart and reassemble them. Then you put them into a context. Some blocks don't require an explicit context, e.g. the math operators, because they don't have side effects. Variables require an environment. There is no such thing as a "global" or "local" variable symbol, because variables are dynamically resolved at runtime. You don't want to as…

(More info can be found by readingthrough that topic)