Created
March 4, 2020 12:03
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Markdium-用 Substrate Front-end Template 轻松打造你的 React 应用
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| let unsubscribe; | |
| api.query.templateModule.something(function(val) { | |
| // 回调函数 | |
| // 在这里设置 UI 里使用的变量。 | |
| }).then(unsub => { | |
| //取消订阅函数 | |
| unsubscribe = unsub; | |
| }) |
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