如何使用jquery获取一行json?

如何使用jquery获取一行json?,jquery,json,Jquery,Json,我有从源代码返回的json [{"Title":"Gross Wages","Last":"$40,000","MTD":"$40,000","QTD":"$40,000","YTD":"$40,000"}, {"Title":"Total Taxes","Last":"$50,000","MTD":"$50,000","QTD":"$50,000","YTD":"$50,000"}, {"Title":"Total Benefits","Last":"$60,000","MTD":"$60,0

我有从源代码返回的json

[{"Title":"Gross Wages","Last":"$40,000","MTD":"$40,000","QTD":"$40,000","YTD":"$40,000"},
{"Title":"Total Taxes","Last":"$50,000","MTD":"$50,000","QTD":"$50,000","YTD":"$50,000"},
{"Title":"Total Benefits","Last":"$60,000","MTD":"$60,000","QTD":"$60,000","YTD":"$60,000"},
{"Title":"Regular Hours","Last":"$450","MTD":"$450","QTD":"$450","YTD":"$450"},
{"Title":"OT Hours","Last":"57.5","MTD":"57.5","QTD":"57.5","YTD":"57.5"},
 {"Title":"New Hires","Last":"6","MTD":"6","QTD":"6","YTD":"6"},
{"Title":"Terminations","Last":"1","MTD":"1","QTD":"1","YTD":"1"}]
我希望能够只使用json的第一行。我可以像这样将所有行加载到我的表中

$.getJSON(execOverview, function (json) {
            for (var i = 0; i < json.length; i++) {

                $.each(json[i], function (key, value) {
                    //Populate table row content
                        $('#execTbl tbody').append("<td>" + value + "</td>");
                });
                //Wrap elements
                $('#execTbl > tbody > td').wrapAll("<tr></tr>");
            }
        });
$.getJSON(执行概述,函数(json){
for(var i=0;itbody>td')。wrapAll(“”);
}
});

我只是不确定如何只将第一行加载到表中

试试这个。由于只查找第一行(在索引0处),因此不需要对块使用
。只需检查长度是否大于零

if(json.length > 0)
{
   $.each(json[0], function (key, value) {
    //Populate table row content
   $('#execTbl tbody').append("<td>" + value + "</td>");
   });
   //Wrap elements  
$('#execTbl > tbody > td').wrapAll("<tr></tr>");
}
if(json.length>0)
{
$.each(json[0],函数(键,值){
//填充表行内容
$('#execTbl tbody')。追加(“+value+”);
});
//包裹元素
$('#execTbl>tbody>td')。wrapAll(“”);
}

工作示例:

您可以针对如下特定索引:第一行:
json[0]。Title
,第二行:
json[1]。Title
谢谢杰克。如何编写它,以便表中只加载json[0]?