ดูต้นฉบับสำหรับ แม่แบบ:LangSwitch

{{{ 
  {{#switch: {{{ {{Uselang|lang={{{lang|}}}}} |}}} 
  | ~ = empty
  |   = {{#switch: {{{ {{GetFallback| {{Uselang|lang={{{lang|}}}}} |default=default}} |}}}
    | ~ = empty
    |   = {{#switch: {{{ {{GetFallback2| {{Uselang|lang={{{lang|}}}}} |default=default}} |}}}
      | ~        = empty
      |          = {{#if: {{{default|}}} | default | en }}
      | #default = {{GetFallback2| {{Uselang|lang={{{lang|}}}}} |default=default}}
      }}
    | #default = {{GetFallback| {{Uselang|lang={{{lang|}}}}} |default=default}}
    }}
  | #default = {{Uselang|lang={{{lang|}}}}}
  }} 
|}}}<noinclude>
{{Documentation}}
</noinclude>