A climb/altitude — canonical metres, shown in feet or metres (a separate type from Distance because elevation reads in ft/m, not mi/km).
Readonly
Display string with unit label, e.g. "1200 ft".
"1200 ft"
Numeric value in the chosen unit (dynamic-unit peer of .feet / .meters).
.feet
.meters
Static
A climb/altitude — canonical metres, shown in feet or metres (a separate type from Distance because elevation reads in ft/m, not mi/km).