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FS in awk specifies delimiters and IGNORECASE ignores case

Shulou Source: shulou.com Published: 2022-06-01 13:40:08 11月15日 Update

[root@www ~] # cat 123.txt

JDBC.URL=jdbc:oracle:thin:@127.0.0.1:1521:orcl

DBC.URL=jdbc:oracle:thin:@127.0.0.1:1521:orcl

DC.URL=jdbc:oracle:thin:@127.0.0.1:1521:orcl

[root@www ~] # echo "`cat 123.txt | grep-I ^ jdbc.url | awk-F" = "'{print $2} '`1234567890"

Jdbc:oracle:thin:@127.0.0.1:1521:orcl1234567890

[root@www ~] # echo "`awk 'BEGIN {FS=" = "} {IGNORECASE=1} / ^ jdbc.url/ {print $2}' 123.txt`1234567890"

Jdbc:oracle:thin:@127.0.0.1:1521:orcl1234567890