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修改tcp4
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8.1.md

Lines changed: 2 additions & 2 deletions
Original file line numberDiff line numberDiff line change
@@ -160,7 +160,7 @@ Go语言中通过net包中的`DialTCP`函数来建立一个TCP连接,并返回
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func main() {
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service := ":7777"
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tcpAddr, err := net.ResolveTCPAddr("ip4", service)
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tcpAddr, err := net.ResolveTCPAddr("tcp4", service)
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checkError(err)
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listener, err := net.ListenTCP("tcp", tcpAddr)
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checkError(err)
@@ -196,7 +196,7 @@ Go语言中通过net包中的`DialTCP`函数来建立一个TCP连接,并返回
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func main() {
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service := ":1200"
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tcpAddr, err := net.ResolveTCPAddr("ip4", service)
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tcpAddr, err := net.ResolveTCPAddr("tcp4", service)
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checkError(err)
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listener, err := net.ListenTCP("tcp", tcpAddr)
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checkError(err)

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