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hero
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tool/binary_conversion/binary.go

Lines changed: 6 additions & 2 deletions
Original file line numberDiff line numberDiff line change
@@ -7,7 +7,11 @@ func main() {
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fmt.Printf("%064b\n", switchs)
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switchs = 1<<63 | 1<<2 | 1<<3 //直接替换
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fmt.Printf("%064b\n", switchs)
10-
switchs += 1<<4 | 1<<5 | 1<<6 //修改某一些的东西
10+
switchs = 1<<62 | 1<<61 | 1<<60 //修改某一些的东西
1111
fmt.Printf("%064b\n", switchs)
12-
fmt.Println(1 << 10 & switchs) //判断第二位是不是0
12+
fmt.Println(switchs)
13+
fmt.Printf("%064b\n", 1 << 62)
14+
fmt.Printf("%064b\n", switchs)
15+
fmt.Println(1 << 2 & 8070450532247928832) //判断第二位是不是0
16+
fmt.Println(1 << 62 & 8070450532247928832) //判断第二位是不是0
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}

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