s***e 发帖数: 28 | 1 我在宣告group的时候发生一个问题...
1. 这是合法的
2. 这不合法的
< | b***k 发帖数: 77 | 2 There is ambiguity in the invalid content model.
It's like this, for a model like "A|A|A"
when you try to match a A with this model,
you cannot determian which A in the model
you will match the A in your data.
【在 s***e 的大作中提到】 : 我在宣告group的时候发生一个问题... : 1. 这是合法的 : : : : : : : :
| s***e 发帖数: 28 | 3 但是这在1 and 3不都也会出现ambiguity吗??....I don't understand...
【在 b***k 的大作中提到】 : There is ambiguity in the invalid content model. : It's like this, for a model like "A|A|A" : when you try to match a A with this model, : you cannot determian which A in the model : you will match the A in your data.
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