jQuery读取并输出JSON数据
我有这个从雅虎（YQL）的饲料，需要输出一些信息到一个网页。有人能帮忙吗。谢谢这让我头疼得厉害。哈哈jQuery读取并输出JSON数据,jquery,json,yql,Jquery,Json,Yql,我有这个从雅虎（YQL）的饲料，需要输出一些信息到一个网页。有人能帮忙吗。谢谢这让我头疼得厉害。哈哈 cbfunc({ "query": { "count": "1", "created": "2010-12-07T10:38:18Z", "lang": "en-US", "results": { "quote": { "symbol": "^FTSE", "Ask": null, "AverageDailyVolume": "0", "B
cbfunc({
"query": {
"count": "1",
"created": "2010-12-07T10:38:18Z",
"lang": "en-US",
"results": {
"quote": {
"symbol": "^FTSE",
"Ask": null,
"AverageDailyVolume": "0",
"Bid": null,
"AskRealtime": null,
"BidRealtime": null,
"BookValue": null,
"Change_PercentChange": "+67.33 - +1.17%",
"Change": "+67.33",
"Commission": null,
"ChangeRealtime": "+67.33",
"AfterHoursChangeRealtime": "N/A - N/A",
"DividendShare": null,
"LastTradeDate": "12/7/2010",
"TradeDate": null,
"EarningsShare": null,
"ErrorIndicationreturnedforsymbolchangedinvalid": "N/A",
"EPSEstimateCurrentYear": null,
"EPSEstimateNextYear": null,
"EPSEstimateNextQuarter": null,
"DaysLow": "5769.67",
"DaysHigh": "5838.52",
"YearLow": "4790.04",
"YearHigh": "5902.11",
"HoldingsGainPercent": "- - -",
"AnnualizedGain": "-",
"HoldingsGain": null,
"HoldingsGainPercentRealtime": "- - -",
"HoldingsGainRealtime": null,
"MoreInfo": "cnv",
"OrderBookRealtime": "N/A",
"MarketCapitalization": null,
"MarketCapRealtime": null,
"EBITDA": null,
"ChangeFromYearLow": null,
"PercentChangeFromYearLow": null,
"LastTradeRealtimeWithTime": "5:20am - <b>5837.61</b>",
"ChangePercentRealtime": "+67.33 - +1.17%",
"ChangeFromYearHigh": null,
"PercebtChangeFromYearHigh": null,
"LastTradeWithTime": "5:20am - <b>5837.61</b>",
"LastTradePriceOnly": "5837.61",
"HighLimit": null,
"LowLimit": null,
"DaysRange": "5769.67 - 5838.52",
"DaysRangeRealtime": "5769.67 - 5838.52",
"FiftydayMovingAverage": null,
"TwoHundreddayMovingAverage": null,
"ChangeFromTwoHundreddayMovingAverage": null,
"PercentChangeFromTwoHundreddayMovingAverage": null,
"ChangeFromFiftydayMovingAverage": null,
"PercentChangeFromFiftydayMovingAverage": null,
"Name": "FTSE 100",
"Notes": "-",
"Open": "5770.28",
"PreviousClose": "5770.28",
"PricePaid": null,
"ChangeinPercent": "+1.17%",
"PriceSales": null,
"PriceBook": null,
"ExDividendDate": "N/A",
"PERatio": null,
"DividendPayDate": "N/A",
"PERatioRealtime": null,
"PEGRatio": null,
"PriceEPSEstimateCurrentYear": null,
"PriceEPSEstimateNextYear": null,
"Symbol": "^FTSE",
"SharesOwned": null,
"ShortRatio": null,
"LastTradeTime": "5:20am",
"TickerTrend": "N/A",
"OneyrTargetPrice": null,
"Volume": "0",
"HoldingsValue": null,
"HoldingsValueRealtime": null,
"YearRange": "4790.04 - 5902.11",
"DaysValueChange": "- - +1.17%",
"DaysValueChangeRealtime": "- - +1.17%",
"StockExchange": "FSI",
"DividendYield": null,
"PercentChange": "+1.17%"
}
}
}
});
cbfunc({
“查询”：{
“计数”：“1”，
“已创建”：“2010-12-07T10:38:18Z”，
“郎”：“恩我们”，
“结果”：{
“引述”：{
“符号“^FTSE”，
“询问”：空，
“AverageDailyVolume”：“0”，
“投标”：无效，
“AskRealtime”：空，
“BidRealtime”：空，
“账面价值”：空，
“变化百分比变化”：“+67.33-+1.17%”，
“变更”：“+67.33”，
“佣金”：无效，
“ChangeRealtime”：“+67.33”，
“AfterHoursChangeRealtime”：“不适用-不适用”，
“分割共享”：空，
“LastTradeDate”：“2010年7月12日”，
“交易日期”：空，
“赚取股份”：空，
“ErrorIndicationreturnedforsymbolchangedinvalid:”不适用“，
“EPSEstimateCurrentYear”：空，
“EPSEstimateNextYear”：空，
“EPSEstimateNextQuarter”：空，
“DaysLow”：“5769.67”，
“DaysHigh”：“5838.52”，
“YearLow”：“4790.04”，
“年度最高”：“5902.11”，
“持有收益率”：“--”，
“年度化收益”：“—”，
“HoldingGain”：空，
“HoldingGainPercentralTime”：“--”，
“HoldingGainRaltime”：空，
“MoreInfo”：“cnv”，
“OrderBookRealtime”：“不适用”，
“市值”：空，
“MarketCapRealtime”：空，
“息税折旧摊销前利润”：空，
“ChangeFromYearLow”：空，
“PercentChangeFromYearLow”：空，
“LastTradeRealtimeWithTime”：“上午5:20-5837.61”，
“ChangePercentRealtime”：“+67.33-+1.17%”，
“ChangeFromYearHigh”：空，
“PercebtChangeFromYearHigh”：空，
“LastTradeWithTime”：“上午5:20-5837.61”，
“仅限LastTradePrice”：“5837.61”，
“上限”：空，
“LowLimit”：空，
“DaysRange”：“5769.67-5838.52”，
“DaysRangeRealtime”：“5769.67-5838.52”，
“FiftydayMovingAverage”：空，
“TwoundredDayMovingAverage”：空，
“changefromtwoondredMovingAverage”：null，
“PercentChangeFromTwoundredDaymovingAverage”：空，
“ChangeFromFiftydayMovingAverage”：空，
“PercentChangeFromFiftydayMovingAverage”：空，
“名称”：“富时100指数”，
“注”：“—”，
“打开”：“5770.28”，
“先前关闭”：“5770.28”，
“PricePayed”：空，
“变化率”：“+1.17%”，
“PriceSales”：空，
“价格手册”：空，
“ExDividendDate”：“不适用”，
“PERatio”：空，
“分割付款日期”：“不适用”，
“peratiorrealtime”：空，
“PEGRatio”：空，
“PricePSestimateCurrentYear”：空，
“PricePSestimateNextyear”：空，
“符号“^FTSE”，
“SharesOwned”：空，
“短期比率”：空，
“LastTradeTime”：“上午5:20”，
“TickerTrend”：“不适用”，
“OneyrTargetPrice”：空，
“卷”：“0”，
“HoldingValue”：空，
“HoldingValueRealTime”：空，
“年份范围”：“4790.04-5902.11”，
“日价值变化”：“--+1.17%”，
“DaysValue ChangeRealTime”：“--+1.17%”，
“证券交易所”：“FSI”，
“DividendYield”：空，
“百分比变化”：“+1.17%”
}
}
}
});
：获取格式正确的JSON字符串并返回结果JavaScript对象。您到底想输出什么？如果这是字符串格式的有效JSON对象，则可以使用
var obj = eval(JSON);
JSONvar queryCount = obj.query.count;
在头部受伤两天后得到了答案。真不敢相信。这是代码。这只是为了从富时100指数的YQL查询中输出数据。谢谢回答大家
<div id="finance"></div>
<script type="text/javascript" src="js/jquery-1.4.4.min.js"></script>
<script type="text/javascript">
$(function() {
$.getJSON(
"http://query.yahooapis.com/v1/public/yql?q=select%20*%20from%20yahoo.finance.quotes%20where%20symbol%20in%20(%22%5EFTSE%22)%0A%09%09&format=json&env=http%3A%2F%2Fdatatables.org%2Falltables.env&callback=?",
function(json){
$('#finance').text(json.query.results.quote.Change);
// Patching payload into page element ID = "dog"
});
});
</script>
$（函数（）{
$.getJSON(
"http://query.yahooapis.com/v1/public/yql?q=select%20*%20来自%20yahoo.finance.quotes%20其中%20symbol%20in%20（%22%5EFTSE%22）%0A%09%09&format=json&env=http%3A%2F%2Fdatatables.org%2Falltables.env&callback=？“，
函数（json）{
$（'#finance'）.text（json.query.results.quote.Change）；
//将有效负载修补到页面元素ID=“dog”
});
});