LXer: What is Exit Status Code ($?) of Last Command in Linux
by LXer from LinuxQuestions.org on (#6J41Y)
Published at LXer:
The i$?i is a built-in variable that your shell uses to store the exit status code of the last executed command in integer format and remains unchanged unless the next command is executed.
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The i$?i is a built-in variable that your shell uses to store the exit status code of the last executed command in integer format and remains unchanged unless the next command is executed.
Read More...