Difference between revisions of "-z"

Latest revision as of 10:28, 3 September 2022

[[ -z $1 ]] && { [[usage]]; }
[ -z $1 ] && { usage; }

function usage() {
    echo "Usage: $(basename $0) Explain options here"
    exit 0
}

@@ Line 1: / Line 1: @@
-  <code>[[ -z $1 ]] && { [[usage]]; }</code>
+  <nowiki>[[ -z $1 ]] && { [[usage]]; }</nowiki>
   <code>[ -z $1 ] && { [[usage]]; }</code>