将Datatable转化成json发送前台实现思路

string json = JsonConvert.SerializeObject(dtTemp);
this.hidBoundary.Value = json;

var boundaryDiv = $('#hidBoundary');
if (boundaryDiv != undefined && boundaryDiv.length != 0)
{
var jsonString = boundaryDiv.val();
_jsonBoundary = jQuery.parseJSON(jsonString);
}