This should help...
<includeonly>{{ {{{|safesubst:}}}#if:1|{{{1|}}}}}</includeonly>Template to remove leading and trailing white-spaces. Mainly for of un-named template parameters.
{|class="terraria"
|See [[Wikipedia:Template:Trim]] for documentation
|}
{|class="terraria"
|See [[Wikipedia:Template:Trim]] for documentation
|}