angluajs表格数据框文本数据超长显示与隐藏

{
data: "elName",
title: "机构名称",
render: function (data, type, row) {
if (data.length > 8) {
return "<a id='" + row.id + "' onmouseover=showPopContent('" + row.id + "','" + data + "')>" + data.substring(0, 8) + "...</a>";
} else {
return data;
}
}

window.showPopContent=function(id,content){
$("#"+id).popover({
animation:true,
html:false,
placement:'right',
trigger:'hover',
content:content,
delay:0,
container:'body'
});
$("#"+id).popover("show");
}