18 lines
530 B
Markdown
18 lines
530 B
Markdown
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- bash -x 脚本执行过程
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```
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me@me-EQ59:~/shell_demo/scripts/shell01$ bash -x ./first_shell.sh
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+ echo 'hello world'
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hello world
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+ echo 'hello world'
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hello world
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+ echo 'hello world'
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hello world
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me@me-EQ59:~/shell_demo/scripts/shell01$
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```
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- bash -n 脚本语法syntax 检测
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```
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me@me-EQ59:~/shell_demo/scripts/shell01$ bash -n first_shell.sh
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first_shell.sh: 行 6: 寻找匹配的 `"' 时遇到了未预期的 EOF
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first_shell.sh: 行 7: 语法错误：未预期的文件结束符
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me@me-EQ59:~/shell_demo/scripts/shell01$
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```
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