查看“︁Template:Track head”︁的源代码

<includeonly>{| class="tracklist"
! colspan="3" style="text-align:left;" | Disc {{#varexists:discnum|{{#var:discnum}}{{#vardefine:discnum|{{#expr:{{#var:discnum}}+1}}}}|1{{#vardefine:discnum|2}}}} {{#if:{{{1|}}}|[{{{1|}}}]}}{{#vardefine:trnum|1}}{{#vardefine:totallength|0}}</includeonly>