文件操作 - daytimeclient.awk
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文件: /usr/share/doc/gawk/examples/network/daytimeclient.awk
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BEGIN { daytime_server = "time-a-g.nist.gov" daytime_connection = "/inet/tcp/0/" daytime_server "/daytime" daytime_connection |& getline print $0 daytime_connection |& getline print $0 close(daytime_connection) }
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