method access to public variable getPublicVariable: function() { return this.publicVariable; }, // public method access to private variable getPrivatevariable: function() { return _privateVariable; }, // privateϝϯόΛࢀর͍ͯ͠ΔprivateϝιουΛݺͼग़͢public method getPrivateMethodReferPrivateVariable: function() { return _getPrivateVariable(); }, // publicϝϯόΛࢀর͍ͯ͠ΔprivateϝιουΛݺͼग़͢public method getPrivateMethodReferPublicVariable: function() { // ͜ͷ߹ίϯςΩετΛࢦఆ͠ͳ͍ͱ͍͚ͳ͍… return _getPublicVariable.call(this); }, // privateϝϯόʹΞΫηε͢Δprivate method _getPrivateVariable: function() { return _privateVariable; }, // publicϝϯόʹΞΫηε͢Δprivate method _getPublicVariable: function() { return this.publicVariable; }, // public variable publicVariable: 1, // private variable _privateVariable: 2 }); Usage