Changes
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negative numbers are nightmares for computing ceils and modulos!
<includeonly>{{#if:{{{1|}}}|{{#ifexpr:{{{1|}}}<0|{{#ifexpr:(({{{1|}}})round 0)!=({{{1|}}})|{{#expr: 12-(((0.5-({{{1|}}}))round 0)mod 12)}}|{{#expr: 12-(((11.5-({{{1|}}}))round 0)mod 12)}}}}|{{#expr:(((10.5+{{{1|}}})round 0)mod 12)+1}}}}|Missing required parameter 1=''month''!}}</includeonly><noinclude>{{Template documentation}}
This template returns the cyclic integer month number (between 1 and 12) of the month whose real number is in parameter.
; Syntax<nowiki>:</nowiki>
