sed替换 - 含反斜杠(/)和Shell变量

本文详细介绍如何使用sed命令进行文本替换,特别是当需要替换的文本中包含特殊字符如反斜杠(/)和Shell变量时的处理方法。通过实例演示了如何设置分隔符,并正确引用变量。

sed替换 - 含反斜杠(/)和Shell变量

摘自: https://blog.youkuaiyun.com/zhenyongyuan123/article/details/6616263

2011年07月19日 10:57:37  zhenyongyuan123  阅读数 17103
版权声明:本文为博主原创文章,未经博主允许不得转载。 https://blog.youkuaiyun.com/zhenyongyuan123/article/details/6616263

sed替换 - 含反斜杠(/)和Shell变量

test-sed.txt中的内容如下:

aaa/bbb/ccc/ddd/eee
fff/ggg/ss

我要将其中的“ccc/ddd”替换为“CCC/DDD”。那么Shell(Bash)脚本应该为:

NEW_STRING="CCC/DDD"
sed -i "s:ccc/ddd:${NEW_STRING}:" test-sed.txt

其中:
1、s后的冒号(:)是分隔符,而不是使用默认的反斜杠(/)。
2、替换字符串是变量时,需要使用双引号。

转载于:https://www.cnblogs.com/LiuYanYGZ/p/11017829.html

输入这个指令 git checkout -- $(find . -name "Makefile")后也是满屏幕的报错: package/Makefile:66: *** missing separator. Stop. ERROR: please fix package/uboot/Makefile - see logs/package/uboot/dump.txt for details ERROR: please fix package/qca/art2/Makefile - see logs/package/qca/art2/dump.txt for details ERROR: please fix package/qca/qca-nss-crypto/Makefile - see logs/package/qca/qca-nss-crypto/dump.txt for details ERROR: please fix package/qca/qca-nss-ecm/Makefile - see logs/package/qca/qca-nss-ecm/dump.txt for details ERROR: please fix package/qca/qca-nss-gmac/Makefile - see logs/package/qca/qca-nss-gmac/dump.txt for details ERROR: please fix package/qca/qca-nss-clients/Makefile - see logs/package/qca/qca-nss-clients/dump.txt for details ERROR: please fix package/qca/wlan_10_2/qca-wifi/Makefile - see logs/package/qca/wlan_10_2/qca-wifi/dump.txt for details ERROR: please fix package/qca/wlan_10_2/qca-hostap/Makefile - see logs/package/qca/wlan_10_2/qca-hostap/dump.txt for details ERROR: please fix package/qca/qca-nss-cfi/Makefile - see logs/package/qca/qca-nss-cfi/dump.txt for details ERROR: please fix package/network/config/ltq-vdsl-app/Makefile - see logs/package/network/config/ltq-vdsl-app/dump.txt for details ERROR: please fix package/network/config/swconfig/Makefile - see logs/package/network/config/swconfig/dump.txt for details ERROR: please fix package/network/config/ltq-adsl-app/Makefile - see logs/package/network/config/ltq-adsl-app/dump.txt for details ERROR: please fix package/network/ipv6/thc-ipv6/Makefile - see logs/package/network/ipv6/thc-ipv6/dump.txt for details ERROR: please fix package/network/services/frr/Makefile - see logs/package/network/services/frr/dump.txt for details
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