Template which rounds it's argument the closest even integer.
{{RoundToEven|0.4}}
: 0
{{RoundToEven|0.4}}
: 0
{{RoundToEven|0.4}}
: 1
{{RoundToEven|1}}
: 1
{{RoundToEven|1.4}}
: 1
{{RoundToEven|1.5}}
: 2
{{RoundToEven|1.6}}
: 2
{{RoundToEven|2}}
: 2
{{RoundToEven|2.4}}
: 2
{{RoundToEven|2.5}}
: 2
{{RoundToEven|2.6}}
: 3
{{RoundToEven|3}}
: 3
{{RoundToEven|3.4}}
: 3
{{RoundToEven|3.5}}
: 4
{{RoundToEven|3.6}}
: 4
{{RoundToEven|4}}
: 4