mic*_*nez 5 sed shell-script text-processing macos
我正在尝试使用命令行将内部版本号增加 1。
这是我的测试文件的内容:
SOME_DUMMY_VALUE = -1;
CURRENT_PROJECT_VERSION = 4;
SOME_SECOND_DUMMY_VALUE = -1;
CURRENT_PROJECT_VERSION = 4;
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我想获得的结果如下:
SOME_DUMMY_VALUE = -1;
CURRENT_PROJECT_VERSION = 5;
SOME_SECOND_DUMMY_VALUE = -1;
CURRENT_PROJECT_VERSION = 5;
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我正在尝试使用类似的东西:
sed -i -E "s/CURRENT_PROJECT_VERSION = (\d+);/CURRENT_PROJECT_VERSION = \1~;/" test.txt
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我在 bash 脚本方面没有经验,我不知道如何将数字加一。(我使用的是 MacOS,但 sed 命令与 Linux 上的几乎相同)
awk -F '= ' '/CURRENT_PROJECT_VERSION/{$2=$2+1";"}1' OFS='= ' input > output
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测试
cat file
SOME_DUMMY_VALUE = -1;
CURRENT_PROJECT_VERSION = 4;
SOME_SECOND_DUMMY_VALUE = -1;
CURRENT_PROJECT_VERSION = 4;
awk -F '= ' '/CURRENT_PROJECT_VERSION/{$2=$2+1";"}1' OFS='= ' file
SOME_DUMMY_VALUE = -1;
CURRENT_PROJECT_VERSION = 5;
SOME_SECOND_DUMMY_VALUE = -1;
CURRENT_PROJECT_VERSION = 5;
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