Infinite update loop in a component render function.

question: infinite loop
Code: `
< el-table

      :data="tableData"
      stripe
      style="width: 100%"
      @cell-click="editBtn"
      :row-style="getCellClass"
    >

      .then(function (resObj) {
          var oextendKeyValueObj = resObj.data.resultObj
         //for
            for (let key in oextendKeyValueObj) {
              let oInAttrTable = {
                attrKey: key,
                attrValue : oextendKeyValueObj[key]
              }
              newAttrTable.push(oInAttrTable)
            }
            _this.tableData = newAttrTable
          }
        }
      })
      `
      :

try to re-assign the value, raise the Vue to the highest version, but it doesn"t work. Please help me

problem description

the environmental background of the problems and what methods you have tried

related codes

/ / Please paste the code text below (do not replace the code with pictures)

what result do you expect? What is the error message actually seen?

Javascript vue.js

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