/Shell/Bash/Bash combine Exit command and exit codes to build quick logic

Bash combine Exit command and exit codes to build quick logic

$ my_command && echo "Done" || echo "Failed"
$ /usr/bin/rsnapshot daily && echo "Backup successful" || echo "Backup failed. Alerting OPS team..."
$ mkdir /opt/kernel && cd $_ && echo "Directory created and you are in $PWD"

Source: bash.cyberciti.biz

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