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Formatting some sample code (#529)
* Update 01.2.md 删除: - 不支持断言 * Formatting 问题5.1 code * Formatting 问题5.3 code * Correct the translation - correct `令 v := map1[key1] 可以将 key1 对应的值赋值为 v` to `令 v := map1[key1] 可以将 key1 对应的值赋值给 v`
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@@ -171,15 +171,26 @@ switch 语句还可以被用于 type-switch(详见第 11.4 节)来判断某
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请说出下面代码片段输出的结果:
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```go
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k := 6
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switch k {
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case 4: fmt.Println("was <= 4"); fallthrough;
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case 5: fmt.Println("was <= 5"); fallthrough;
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case 6: fmt.Println("was <= 6"); fallthrough;
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case 7: fmt.Println("was <= 7"); fallthrough;
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case 8: fmt.Println("was <= 8"); fallthrough;
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default: fmt.Println("default case")
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}
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k := 6
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switch k {
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case 4:
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fmt.Println("was <= 4")
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fallthrough
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case 5:
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fmt.Println("was <= 5")
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fallthrough
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case 6:
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fmt.Println("was <= 6")
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fallthrough
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case 7:
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fmt.Println("was <= 7")
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fallthrough
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case 8:
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fmt.Println("was <= 8")
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fallthrough
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default:
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fmt.Println("default case")
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}
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```
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**练习 5.2:** [season.go](exercises/chapter_5/season.go):
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