Template:Sgn

Template documentation

This template evaluates its numeric parameter and returns its mathematical sign. If the parameter is empty or missing, it returns an empty string. Otherwise, the return value is 1 if the parameter is positive, 0 if it is null, -1 if negative.

Syntax:

{{Sgn|value}}

Examples:

• "{{Sgn|100}}" = "1".
• "{{Sgn|0.1}}" = "1".
• "{{Sgn|1-1}}" = "0".
• "{{Sgn|-0.1}}" = "-1".
• "{{Sgn|-100}}" = "-1".