I m trying to make a replica of the drag-and-drop programming interface in Scratch <http://scratch.mit.edu>, but in javascript. I have the building blocks part done, but am specifically interested in how I might go about building the tokenized fields.
Sc有可以进入数字或文本的田地,还有代表变数或操作的标语,反过来又可以接受自己的数字、文字或标语,并且可以确定进一步的变数和行动等等。
Example of Scratch s nested token system in a field:
I m 采用jQuery,同时使用jQuery UI,用于可提取和可兑换。 就如何建立这样一个领域提出建议?
http://waterbearlang.com/“rel=“nofollow” Javascriptplica of Scratch, known Waterbear
审视这些设想的执行情况。
尼斯问题和水耳似乎做得很多,因此,我认为我说,我有两个欧元值得......。
Think of the nested structure as a tree - that s internally how it is recorded. Operators (and, or, + and so on) have two branches which are the two entries. Function calls have as many branches as they have arguments, and some, e.g. "sum" have a varying number.
视觉上,每个目标(经营者等)都需要显示适当的田地数目。 回收算法模拟运行树以进行显示,在投放时,同样的算法可用于更新显示。
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