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20 lines
430 B
20 lines
430 B
// 返回值类型：只关注返回值类型本身
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// 返回值类型是原始类型：
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type F5 = () => string
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type F6 = () => string
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let f5: F5
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let f6: F6
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// 返回值类型一样，f5 和 f6 可以相互赋值。 例： f6 = f5 f5 = f6
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// 返回值类型是对象类型：
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type F7 = () => { name: string }
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type F8 = () => { name: string; age: number }
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let f7: F7
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let f8: F8
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// 成员多的赋值给成员少的 f7 = f8
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