20 lines
261 B
Go
20 lines
261 B
Go
package main
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import "fmt"
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func main() {
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num := 10
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//&返回变量指针位置
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fmt.Println(&num)
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fmt.Println(num)
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test(&num)
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fmt.Println(num)
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}
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// 参数类型为指针位置
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func test(num1 *int) {
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//对地址相对应的变量做修改
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*num1 = 20
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}
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