I am having jqGrid with following ColModel definition
colModel: [
        .
        .
        .
        {
            name: 'ReadingTransferTime', index: 'ReadingTransferTime', width: 78, formatter: 'date', formatoptions: { srcformat: 'm/d/Y', newformat: 'm/d/Y' },
            sorttype: 'date', fixed: true, align: 'center'
        },
        .
        .
        .
        {
            name: 'CPAPStatus', index: 'CPAPStatus', sortable: false, align: 'center', formatter: LoadCPAPFollowUpDialog, width: 100, fixed: true,
            cellattr: function (rowId, tv, rawObject, cm, rdata) { return 'style="white-space: normal!important;' }
        },            
        { name: 'CPAPDeliveryReason', hidden: true },
        { name: 'CPAPDeliveredDate', hidden: true },
        { name: 'CPAPDeliveryStatus', hidden: true }
        ],
The custom formatter LoadCPAPFollowUpDialog is as follows
function LoadCPAPFollowUpDialog(cellvalue, options, rowObject) {        
var paramList = JSON.stringify({
    ReadingID: rowObject.ReadingID,
    TransferTime:rowObject.ReadingTransferTime,
    PatientName: rowObject.PatientFullName,
    PAPDeliveredDate: rowObject.CPAPDeliveredDate,
    NonDeliveryReason: rowObject.CPAPDeliveryReason,
    GridID: "HSTCandidatesDtls"
});
return "<img src='../Content/images/icons/edit.gif' title='" + "@VirtuOxAdmin.SleepStudyDetails_Image_CPAPStatus" + "' \
onClick='openDialog(\"SleepStudyDtlsDialog\",\"" + "@VirtuOxAdmin.SleepStudyDetails_Dialog_CPAPStatus" + "\",\"CPAPDelivery\"," + paramList + ",\"500\",\"auto\")'>" + "<span>" + rowObject.CPAPDeliveryStatus + "</span>";
}
In this formatter for column value ReadingTransferTime & CPAPDeliveredDate I am getting string value like /Date(1380565800000)/ instead of datetime object. This is creating problem for my action method CPAPDelivery accepting wrong parameter value. How to resolve this problem?
I have taken 1 solution from here & formed my paramList json object as
var paramList = JSON.stringify({
    ReadingID: rowObject.ReadingID,
    TransferTime:new Date(rowObject.ReadingTransferTime.match(/\d+/)[0]*1),
    PatientName: rowObject.PatientFullName,
    PAPDeliveredDate: (rowObject.CPAPDeliveredDate!=null? new Date(rowObject.CPAPDeliveredDate.match(/\d+/)[0]*1):null),
    NonDeliveryReason: rowObject.CPAPDeliveryReason,
    GridID: "HSTCandidatesDtls"
});
Is this right way of resolving the stated problem; or jqGrid has some inbuilt functionality to deal with it.
 
     
    