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                            # 概念
* clone自己，生成一個新對象
* java默認有clone接口，不用自己實現
* JS中應用：Object.create
```
let proto = {
    getName: function(){return this.first + ' ' + this.last}
}
var a = Object.create(proto)
var b = Object.create(proto)

a.__proto__ === b.__proto__ // true
```
                    
                
        
                
            
        
                
    
                
    
                
        
                
    
                

                







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