let checkMap = {"id":698, "taskName":"taskCICDumemid", "startTime":"2020-03-19 21:27:45"}
for(let key in checkMap)
{
console.log("****"+key)
}
let checkMap = {"id":698, "taskName":"taskCICDumemid", "startTime":"2020-03-19 21:27:45"}
console.log(Object.keys(checkMap)) //打印结果是map对象全部key的数组
for(let i=0;i