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Not all transitions should be taken immediately. Occasionally, we would like to conditionally take a transition. We do this through the use of "guards 阅读全文
posted @ 2020-01-19 22:52
Zhentiw
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Activities are continuous, ongoing side effects that are triggered by entering a particular state, and only stop when that state is exited. In the exa 阅读全文
posted @ 2020-01-19 22:35
Zhentiw
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Consider a text input. It would be impossible for anyone to model every value you could possibly put into it, because the number of possible values is 阅读全文
posted @ 2020-01-19 22:19
Zhentiw
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XState provides the send function to create an action that will send the event passed in to the machine. If we provide the second argument to the send 阅读全文
posted @ 2020-01-19 20:21
Zhentiw
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Transitions come in two varieties: "external" and "internal". By default, a transition is considered external. This means that a transition will exit 阅读全文
posted @ 2020-01-19 20:11
Zhentiw
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For example, we have a interface: We are using it with NestJS backend, in order to validate the request with meanful runtime error message, we can use 阅读全文
posted @ 2020-01-19 17:45
Zhentiw
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只有注册用户登录后才能阅读该文。 阅读全文
posted @ 2020-01-19 04:27
Zhentiw
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只有注册用户登录后才能阅读该文。 阅读全文
posted @ 2020-01-19 03:04
Zhentiw
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只有注册用户登录后才能阅读该文。 阅读全文
posted @ 2020-01-19 02:53
Zhentiw
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