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modified: eBook/18.2.md
modified: eBook/18.3.md modified: eBook/18.4.md modified: eBook/directory.md
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@@ -1,6 +1,7 @@
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# 18.2 数组和切片
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创建:
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`arr1 := new([len]type)`
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`slice1 := make([]type, len)`
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}
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```
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(2)如何在一个映射中检测键key1是否存在:
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(2)如何在一个映射中检测键`key1`是否存在:
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`val1, isPresent = map1[key1]`
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@@ -10,7 +10,7 @@ type struct1 struct {
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ms := new(struct1)
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```
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初始化:
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初始化:
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```go
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ms := &struct1{10, 15.5, "Chris"}
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```
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@@ -151,17 +151,6 @@
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- 第16章:常见的陷阱与错误
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- 第17章:模式
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- 第18章:[出于性能考虑的实用代码片段](18.0.md)
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-18.1
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-18.2
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-18.3
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-18.4
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-18.5
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-18.6
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-18.7
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-18.8
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-18.9
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-18.10
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-18.11
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- 第19章:构建一个完整的应用程序
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- 第20章:Go 语言在 Google App Engine 的使用
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- 第21章:实际部署案例
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