<per>

The <per> tag supplies the denominator unit in a <quantity>, as in meters per second. It works with <mag> and <unit> to build compound units cleanly.

Use one <per> for each unit that belongs in the denominator.

Syntax

Attributes

Attributes for <per>
AttributeRequired?Values
base = "…"requiredstring
exp = "…"optionalstring
prefix = "…"optionalstring

Children

This tag must be empty (i.e., no children or text allowed).

Parents

This element may appear as an immediate child of the following elements: <quantity>

Examples