查看“模板:Significant figures”的源代码

{{#ifeq:{{{1<noinclude>|0</noinclude>}}}|0
 |0
 |{{significant figures/{{#if:{{{2|}}}
   |rnd
   |sum
  }}
  |1={{formatnum:{{{1}}}|R}}
  |2={{{2}}}
  |3={{Order of magnitude|{{formatnum:{{{1}}}|R}}}}
 }}
}}<noinclude>
{{documentation}}
</noinclude>