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
}

Revision as of 10:28, 3 September 2022 (edit) Cry (talk \| contribs) ← Older edit		Latest revision as of 10:28, 3 September 2022 (edit) (undo) Cry (talk \| contribs)
Line 1:		Line 1:

−	<nowiki~~><code~~>[[ -z $1 ]] && { [[usage]]; }~~</code>~~</nowiki>	+	<nowiki>[[ -z $1 ]] && { [[usage]]; }</nowiki>
	<code>[ -z $1 ] && { [[usage]]; }</code>		<code>[ -z $1 ] && { [[usage]]; }</code>