SharePoint List Operations on SharePoint 2013 using REST API Services In - Part I (ADD)

Add List Item

function AddItem()
{
    var titleVal = $("#txtTitle").val();
 
   var metadataVal = {
                "__metadata": { "type": getListItemType("SharePoint List Name") },
                "Title": titleVal
            };

    $.ajax
        ({
        url: _spPageContextInfo.webAbsoluteUrl + "/_api/web/lists/GetByTitle('SharePoint List Name')/items",
        type: "POST",
        data: JSON.stringify(metadataVal),
        headers:
        {
            "Accept": "application/json;odata=verbose",
            "Content-Type": "application/json;odata=verbose",
            "X-RequestDigest": $("#__REQUESTDIGEST").val(),
            "X-HTTP-Method": "POST"
        },
        success: function(data, status, xhr)
        {
            //alert("Success");
        },
        error: function(xhr, status, error)
        {
           //Failure
        }
    });
}


function getListItemType(name) {
    return"SP.Data." + name[0].toUpperCase() + name.substring(1) + "ListItem";
}