查看“Template:Namespace detect”的源代码

{{#switch:
  {{lc:               <!--Lower case the result-->
    <!--If no or empty "demospace" parameter then detect namespace-->
    {{#if:{{{demospace|}}} 
    | {{{demospace}}}
    | {{#ifeq:{{NAMESPACE}}|{{ns:0}}
      | main
      | {{#ifeq:{{NAMESPACE}}|{{TALKSPACE}}
        | talk
        | {{NAMESPACE}} 
        }}
      }} 
    }}
  }}
| main      = {{{main| {{{other|}}} }}}
| talk      = {{{talk| {{{other|}}} }}}
| user      = {{{user| {{{other|}}} }}}
| wikipedia = {{{wikipedia| {{{other|}}} }}}
| image     = {{{image| {{{other|}}} }}}
| mediawiki = {{{mediawiki| {{{other|}}} }}}
| template  = {{{template| {{{other|}}} }}}
| help      = {{{help| {{{other|}}} }}}
| category  = {{{category| {{{other|}}} }}}
| portal    = {{{portal| {{{other|}}} }}}
| other
| #default  = {{{other|}}}

}}<!--End switch--><noinclude>
{{Documentation}}
</noinclude>