If you give someone a program , you will frustrate them for a day; if you teach them how to program, you will frustrate them for a lifetime.IT 這段話的意思是，如果你交給某人一隻程式，你將折磨他一整天;如果你教會某人如何寫程式，你將折磨他一輩子。

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Dec 13 Wed 2017 05:14
JS模式-基本的單例模式 - diligenceday

文章出處

//singleton
var SingletonTester = (function(){
    function Singleton(options){
        options = options || {};
        this.name = "SingletonTester";
        this.pointX = options.pointX || 6;
        this.pointY = options.pointY || 10;
    };
    
    var instance;
    var _static = {
        name : "SingletonTester",
        getInstance : function(options){
            if(instance === undefined){
                instance = new Singleton(options)
            };
            return instance;
        }
    };
    return _static;
})();