gwsu2008 · January 3, 2020 06:16
diff --git a/bash-set-cmd.sh b/bash-set-cmd.sh
 set -e causes the shell to exit whenever a pipeline, list, or compound command exits with non-zero status;
 set -u causes the shell to exit whenever it attempts to expand a parameter which isn't defined.
 set -o pipefail If set, the return value of a pipeline is the value of the last (rightmost) command to exit with  a  non-zero  status,  or
       zero if all commands in the pipeline exit successfully.  This option is disabled by default.
	set -e causes the shell to exit whenever a pipeline, list, or compound command exits with non-zero status;
	set -u causes the shell to exit whenever it attempts to expand a parameter which isn't defined.
	set -o pipefail If set, the return value of a pipeline is the value of the last (rightmost) command to exit with a non-zero status, or
	zero if all commands in the pipeline exit successfully. This option is disabled by default.