js code implements vue two-way data binding example

Two-way data binding interviews generally ask questions. First, you must understand the usage of accessor attributes and time relationships. Paste the code first and analyze it when you have time. I hope this article can help everyone.

Object.defineProperty(obj,propertyName,{ get:function(){ //读取obj对象的propertyName属性时执行 }, set:function(currvalue){ //修改obj对象的propertyName属性时执行 }, });

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