📅  最后修改于: 2022-03-11 15:02:11.457000             🧑  作者: Mango
var SingletonFactory = (function(){
function SingletonClass() {
//do stuff
}
var instance;
return {
getInstance: function(){
if (instance == null) {
instance = new SingletonClass();
// Hide the constructor so the returned object can't be new'd...
instance.constructor = null;
}
return instance;
}
};
})();