<el-table:data="dataTable" border style="width:100%" stripe @select="selectionChange">
selectionChange(selection){
this. selectionIds = []
for(leti=0;i<selection.length;i++){
selectionIds.push(selection[i].id)
}
},
<el-table:data="dataTable" border style="width:100%" stripe @select="selectionChange">
selectionChange(selection){
this. selectionIds = []
for(leti=0;i<selection.length;i++){
selectionIds.push(selection[i].id)
}
},