func (i *Item) Val() string {
	val, ok := allvalues[i.Name]
	if ok {
		return val
	} else {
		allvalues[i.Name] = i.value
		return i.value
	}
}
// get the item value from default or from the runtime cache
get the item value from default or from the runtime cache
// get the item value from default or from the runtime cache
func (i *Item) Val() string {
	val, ok := allvalues[i.Name]
	if ok {
		return val
	} else {
		allvalues[i.Name] = i.value
		return i.value
	}
}
func ( i * Item ) Val ( ) string { val , ok := allvalues [ i . Name ] if ok { return val } else { allvalues [ i . Name ] = i . value return i . value } }
get the item value from default or from the runtime cache
get the item value from default or from the runtime cache