function setHashKey(obj, h) {
	if (h) {
		obj.$$hashKey = h;
	} else {
		delete obj.$$hashKey;
	}
}
The software constructs all or part of a command, data structure, or record using externally-influenced input from an upstream component, but it does not neutralize or incorrectly neutralizes special elements that could modify how it is parsed or interpreted when it is sent to a downstream component.