@change=‘handleTableChange’
handleTableChange(pagination, filters, sorter) {
if(sorter.order=='ascend'){
this.data.sort((a, b) => { return new Date(b.createdDate) - new Date(a.createdDate) })
}else{
this.data.sort((a, b) => { return new Date(a.createdDate) - new Date(b.createdDate) })
}
},