Changes
includeonly & code arrangement; no real change
<includeonly>{{#ifexpr:{{{1|0}}}=0<!-- -->|0<!-- -->|{{order of magnitude/x<!-- -->|{{{1}}}<!-- -->|{{#expr:floor(ln(abs({{{1}}}))/ln10)}}<!-- -->}}<!-- -->}}</includeonly><noinclude>
{{documentation}}
</noinclude>