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Bash (Unix shell): Difference between revisions
→Basic If Statements
| Line 40: | Line 40: | ||
# String has length non-zero | # String has length non-zero | ||
[ -n $STR ] | [ -n $STR ] | ||
</syntaxhighlight> | |||
<syntaxhighlight lang="bash"> | |||
# Check if user is root (https://stackoverflow.com/questions/18215973/how-to-check-if-running-as-root-in-a-bash-script) | |||
if [ "$EUID" -ne 0 ] | |||
then echo "Please run as root" | |||
exit | |||
fi | |||
</syntaxhighlight> | </syntaxhighlight> | ||