Javascript 请求的未知参数';0';来自第0行问题的数据源
我得到以上警告,每次以下代码 javascriptJavascript 请求的未知参数';0';来自第0行问题的数据源,javascript,jquery,json,Javascript,Jquery,Json,我得到以上警告,每次以下代码 javascript $(document).ready(function () { var $lmTable = $("#information").dataTable({ "sPaginationType": "full_numbers", "sScrollX": "1000px", "sScrollY": calcDataTableHeight
$(document).ready(function () {
var $lmTable = $("#information").dataTable({
"sPaginationType": "full_numbers",
"sScrollX": "1000px",
"sScrollY": calcDataTableHeight(),
"sSearch": "Search all:",
"aaData": [],
"aoColumns": [
{ "mDataProp": "senderCompID", sDefaultContent: "n/a"},
{ "mDataProp": "targetCompID", sDefaultContent: "n/a"},
{ "mDataProp": "tradSesReqID", sDefaultContent: "n/a"},
{ "mDataProp": "sendingTime", sDefaultContent: "n/a"},
{ "mDataProp": "tradingSessionID", sDefaultContent: "n/a"},
{ "mDataProp": "messageType", sDefaultContent: "n/a"}
]
});
html
<table id="information" class="display">
<thead>
<tr>
<th>SENDER COMP ID</th>
<th>TARGET COMP ID</th>
<th>TRADE SESSION REQ ID</th>
<th>SENDING TIME</th>
<th>TRADING SESSION ID</th>
<th>MESSAGE TYPE</th>
</tr>
</thead>
<tbody id="infoBody">
</tbody>
</table>
加载页面时出现以下错误,而未加载表行
DataTables warning (table id = 'information'): Requested unknown
parameter '0' from the data source for row 0
这里的问题是什么?解决方案是什么?诊断: 看看您对数据表的初始化。。您正在初始化时将aaData(即数据源)设置为空数组。换句话说,只要datatables生成表,它就会尝试从空数组中读取第一列并返回该警告 解决方案: 在初始化表之前获取JSON响应
...
//Get your json from the server
var aaData = [
{
"senderCompID":"1159",
"targetCompID":"CASE",
"tradSesReqID":"1308042969531",
"sendingTime":"Jun 14, 2011 9:00:56 AM",
"tradingSessionID":"SME",
"messageType":"g"
}
]
//Then initialise the table
或者。。。假设您使用的是Ajax
var aaData = null;
$.ajax("*put your url here*")
.done(function(response){
aaData = response;
// Then initialise table
});
下面是使用Ajax获取数据的完整代码
$(document).ready(function () {
$.ajax("*put your url here*")
.done(function(response){
//Set the variable aaData to the response
var aaData = response;
// Then initialise table using aaData as the datasource
var $lmTable = $("#information").dataTable({
"sPaginationType": "full_numbers",
"sScrollX": "1000px",
"sScrollY": calcDataTableHeight(),
"sSearch": "Search all:",
"aaData": aaData, // <-- Here
"aoColumns": [
{ "mDataProp": "senderCompID", sDefaultContent: "n/a"},
{ "mDataProp": "targetCompID", sDefaultContent: "n/a"},
{ "mDataProp": "tradSesReqID", sDefaultContent: "n/a"},
{ "mDataProp": "sendingTime", sDefaultContent: "n/a"},
{ "mDataProp": "tradingSessionID", sDefaultContent: "n/a"},
{ "mDataProp": "messageType", sDefaultContent: "n/a"}
]
});
});
$(文档).ready(函数(){
$.ajax(“*将url放在此处*”)
.完成(功能(响应){
//将变量aaData设置为响应
aavar=响应;
//然后使用aaData作为数据源初始化表
var$lmTable=$(“#信息”).dataTable({
“sPaginationType”:“完整编号”,
“sScrollX”:“1000px”,
“sScrollY”:calcDataTableHeight(),
“搜索”:“搜索全部”:,
“aaData”:aaData,//如何在此处设置var aaData=[来自服务器的数据]
?如何检索数据?使用$.ajax?
$(document).ready(function () {
$.ajax("*put your url here*")
.done(function(response){
//Set the variable aaData to the response
var aaData = response;
// Then initialise table using aaData as the datasource
var $lmTable = $("#information").dataTable({
"sPaginationType": "full_numbers",
"sScrollX": "1000px",
"sScrollY": calcDataTableHeight(),
"sSearch": "Search all:",
"aaData": aaData, // <-- Here
"aoColumns": [
{ "mDataProp": "senderCompID", sDefaultContent: "n/a"},
{ "mDataProp": "targetCompID", sDefaultContent: "n/a"},
{ "mDataProp": "tradSesReqID", sDefaultContent: "n/a"},
{ "mDataProp": "sendingTime", sDefaultContent: "n/a"},
{ "mDataProp": "tradingSessionID", sDefaultContent: "n/a"},
{ "mDataProp": "messageType", sDefaultContent: "n/a"}
]
});
});