sed使用(zl)

本文介绍了如何使用awk和sed命令处理文本文件,针对奇数行和偶数行分别添加字符串aaa和bbb,具体操作步骤清晰明了。

我有一下这个文件 file1:

US
CN
RA
JP
SG
KR

我想实现,对奇数行的末尾添加字符串 aaa ,偶数行的末尾添加字符串 bbb,即

US aaa
CN bbb 
RA aaa
JP bbb
SG aaa
KR bbb

中间是空格隔开来的
请问怎么实现
谢谢

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用awk吧
awk '{if(NR%2==1) print $0,"aaa"; else print $0, "bbb"}' file1 > file1.new

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thank you for your info
finally i came up with a possible solution like this:
sed '1~2 s/$/ aaa/'
sed '2~2 s/$/ bbb/'

--------------------------------------------------------------------------------------------------

学习了,貌似在AIX环境中不能识别
可以写在一行中
sed -e '1~2 s/$/ aaa/' -e '2~2 s/$/ bbb/'

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现在是知道这里的1~2
应该是每2行中的第二行

我修改了编译指令使其报错更详细,请重新分析 make -C /home/lgb/sharedfile/nvmp/develop_accesscontrol/nvmp/build_dir/target-aarch64-ca53-linux-gnueabihf-accesscontrol/linux-nvt9853x_generic/linux-5.10.168 ARCH=arm64 CFLAGS_ssl_port.o="-I/home/lgb/sharedfile/nvmp/develop_accesscontrol/nvmp/staging_dir/target-aarch64-ca53-linux-gnueabihf-accesscontrol/usr/include" CC="aarch64-ca53-linux-gnu-gcc" M=/home/lgb/sharedfile/nvmp/develop_accesscontrol/nvmp/build_dir/target-aarch64-ca53-linux-gnueabihf-accesscontrol/cap/modules/codec_zl38063/platform/nvmp/driver/ssl V=1 make[8]: Entering directory '/home/lgb/sharedfile/nvmp/develop_accesscontrol/nvmp/build_dir/target-aarch64-ca53-linux-gnueabihf-accesscontrol/linux-nvt9853x_generic/linux-5.10.168' test -e include/generated/autoconf.h -a -e include/config/auto.conf || ( \ echo >&2; \ echo >&2 " ERROR: Kernel configuration is invalid."; \ echo >&2 " include/generated/autoconf.h or include/config/auto.conf are missing.";\ echo >&2 " Run 'make oldconfig && make prepare' on kernel src to fix it."; \ echo >&2 ; \ /bin/false) MYKERNEL_PATH=/home/lgb/sharedfile/nvmp/develop_accesscontrol/nvmp/build_dir/target-aarch64-ca53-linux-gnueabihf-accesscontrol/linux-nvt9853x_generic/linux-5.10.168; if [ -d /source/pcie ]; then yes | rm -f $MYKERNEL_PATH/drivers/pci/nvt-pcie-dev-drv; ln -fsn /source/pcie $MYKERNEL_PATH/drivers/pci/nvt-pcie-dev-drv; fi; make -f ./scripts/Makefile.build obj=/home/lgb/sharedfile/nvmp/develop_accesscontrol/nvmp/build_dir/target-aarch64-ca53-linux-gnueabihf-accesscontrol/cap/modules/codec_zl38063/platform/nvmp/driver/ssl \ single-build= \ need-builtin=1 need-modorder=1 { :; } | awk '!x[$0]++' - > /home/lgb/sharedfile/nvmp/develop_accesscontrol/nvmp/build_dir/target-aarch64-ca53-linux-gnueabihf-accesscontrol/cap/modules/codec_zl38063/platform/nvmp/driver/ssl/modules.order make -f ./scripts/Makefile.modpost sed 's/ko$/o/' /home/lgb/sharedfile/nvmp/develop_accesscontrol/nvmp/build_dir/target-aarch64-ca53-linux-gnueabihf-accesscontrol/cap/modules/codec_zl38063/platform/nvmp/driver/ssl/modules.order | scripts/mod/modpost -o /home/lgb/sharedfile/nvmp/develop_accesscontrol/nvmp/build_dir/target-aarch64-ca53-linux-gnueabihf-accesscontrol/cap/modules/codec_zl38063/platform/nvmp/driver/ssl/Module.symvers -e -i Module.symvers -T - make -f ./scripts/Makefile.modfinal make[8]: Leaving directory '/home/lgb/sharedfile/nvmp/develop_accesscontrol/nvmp/build_dir/target-aarch64-ca53-linux-gnueabihf-accesscontrol/linux-nvt9853x_generic/linux-5.10.168' mv ssl_port.o /home/lgb/sharedfile/nvmp/develop_accesscontrol/nvmp/build_dir/target-aarch64-ca53-linux-gnueabihf-accesscontrol/cap/modules/codec_zl38063/../../libraries/ssl_port.o mv: cannot stat 'ssl_port.o': No such file or directory Makefile:14: recipe for target 'all' failed
10-14
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