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Use of the source command in linux

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Author: User
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Use of the source command in linux-general Linux technology-Linux technology and application information. The following is a detailed description. The source command is also called the "dot command", that is, a dot symbol (.). The source command is usually used to re-execute the modified initialization file to make it take effect immediately without logging out and logging on again.

Usage: source filename or. filename

In addition to the preceding usage, the source command has another usage. When compiling the system core, you often need to enter a long string of commands, such:
QUOTE:

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