Module:Check for unknown parameters: Difference between revisions
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if isnotempty(frame.args['preview']) then | if isnotempty(frame.args['preview']) then | ||
preview = '<div class="hatnote" style="color:red"><strong>Warning:</strong> ' .. frame.args['preview'] .. ' (this message is shown only in preview).</div>' | preview = '<div class="hatnote" style="color:red"><strong>Warning:</strong> ' .. frame.args['preview'] .. ' (this message is shown only in preview).</div>' | ||
elseif frame.args['preview'] then | elseif isnotempty(frame.args['preview']) then | ||
preview = frame.args['preview'] | preview = frame.args['preview'] | ||
else | else | ||