typed.go
func (t Typed) FloatMust(key string) float64 {
	f, exists := t.FloatIf(key)
	if exists == false {
		panic("expected float value for " + key)
	}
	return f
}
func (t Typed) FloatMust(key string) float64 {
	f, exists := t.FloatIf(key)
	if exists == false {
		panic("expected float value for " + key)
	}
	return f
}
func ( t Typed ) FloatMust ( key string ) float64 { f , exists := t . FloatIf ( key ) if exists == false { panic ( " " + key ) } return f }
// Returns an float or panics
Returns an float or panics