javascript - vueclick event reports an error when clicked

Question

The following is the error code and the code I wrote

Please help me to see if there is anything wrong with the code I wrote

Answer 1

Method name cannot be repeated with Attribute name

data() {
    return {
      isOpen: false,
      toggleContent: ""//这个名字和方法名字重复了，换掉就可以了
    }
},