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"),s("div",{staticClass:"line-numbers-wrapper"},[s("span",{staticClass:"line-number"},[t._v("1")]),s("br"),s("span",{staticClass:"line-number"},[t._v("2")]),s("br"),s("span",{staticClass:"line-number"},[t._v("3")]),s("br"),s("span",{staticClass:"line-number"},[t._v("4")]),s("br"),s("span",{staticClass:"line-number"},[t._v("5")]),s("br"),s("span",{staticClass:"line-number"},[t._v("6")]),s("br"),s("span",{staticClass:"line-number"},[t._v("7")]),s("br"),s("span",{staticClass:"line-number"},[t._v("8")]),s("br"),s("span",{staticClass:"line-number"},[t._v("9")]),s("br"),s("span",{staticClass:"line-number"},[t._v("10")]),s("br")])]),s("p",[t._v("上面代码中,先定义了一个"),s("code",[t._v("Set")]),t._v("集合,所有观察者函数都放进这个集合。然后,"),s("code",[t._v("observable")]),t._v("函数返回原始对象的代理,拦截赋值操作。拦截函数"),s("code",[t._v("set")]),t._v("之中,会自动执行所有观察者。")])])}),[],!1,null,null,null);s.default=e.exports}}]);