查看“模板:MONTHNUMBER”的源代码

<includeonly>{{#if:{{{1|}}}|{{#vardefine:month_num|{{#if:{{#switch: {{Str_rightc|{{{1}}}|1}} |.|月 = true }}|{{Str_crop|{{{1}}}|1}} |{{{1}}} }}
}}{{#switch:{{lc:{{#var:month_num}}}}|january|一|jan=1|february|二|feb=2|march|三|mar=3|apr|四|april=4|五|may=5|june|六|jun=6|july|七|jul=7|august|八|aug=8|september|九|sep=9|october|十|oct=10|november|十一|nov=11|december|十二|dec=12|{{#ifexpr:{{#var:month_num}}<0|{{#ifexpr:(({{#var:month_num}})round 0)!=({{#var:month_num}})|{{#expr:12-(((0.5-({{#var:month_num}}))round 0)mod 12)}}|{{#expr:12-(((11.5-({{#var:month_num}}))round 0)mod 12)}}}}|{{#expr:(((10.5+{{#var:month_num}})round 0)mod 12)+1}}}}}}|缺少参数 1=''month''!}}</includeonly><noinclude>{{doc}}[[分类:计算模板]]</noinclude>