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我有一个需要帮助的项目。我希望能够访问我制作的网站,例如 abc123.com,并让它显示道琼斯指数。而已。只需在我的 abc123.com 网站上显示一个数字,例如 12050。

显然,我必须从雅虎财经之类的地方获取数据。我不想下载任何 .csv 文件或类似文件。而且它不需要是实时数据,因为我知道雅虎的数据延迟了 15 分钟。只是希望能够访问我自己的网站,看看道琼斯指数是什么。

在问这个问题之前,我确实研究了一些关于 SO 的类似问题,但其中很多都没有得到解答或引用了 YQL(我正在研究并试图理解这一点)。

任何有关最简单方法的指导将不胜感激!我是 HTML 的初级程序员,正在寻找最容易理解和实施的路线。

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4 回答 4

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你不能。不是以编程方式,而是合法地。

报价有延时,除非特别注明。纳斯达克、纽约证券交易所和美国运通的延迟时间为 15 分钟。另请参阅其他交换的延迟时间。由 Yahoo! 上标识的独立提供商提供的报价和其他信息 财务合作伙伴页面。报价会自动更新,但会在 25 分钟不活动后关闭。报价至少延迟 15 分钟。所有“按原样”提供的信息仅供参考,不用于交易目的或建议。雅虎都没有!任何独立供应商均不对任何信息错误、不完整或延迟,或依赖此处包含的信息采取的任何行动负责。通过访问 Yahoo! 网站,您同意不重新分发其中的信息。

所有主要的市场数据提供商都有一些类似的法律内容。

但如果你还是要这样做,我可能会下载 html 并解析它以找到你正在寻找的报价。

如果你想合法地这样做,你将不得不支付很多钱来从交易所本身或传递信息的第三方实体获取数据。在这种情况下,您将不得不使用他们提供的任何 API。

资料来源:尝试做你想做的事情:)

(编辑)对于那些说使用 YQL 的人:

看看使用条款。

你不能:

出售、租赁、分享、转让或再许可 YQL 或从与 Yahoo! 一起使用 YQL 中获得收入 API 或其他网络服务,无论是为了直接的商业或金钱利益还是其他,未经雅虎事先明确书面许可

或者

在与 Yahoo! 提供的产品或服务竞争的产品或服务中使用 YQL

任何共享股票报价的网站都将与 Finance.yahoo.com 竞争,因此违反了 YPL 的使用条款。此外,您将无法从您使用这些数据所做的事情中赚钱。祝你好运获得明确的书面同意。

YQL 上的“黑暗面”下也可以阅读:“谁拥有我的代码?从技术上讲,他们拥有一切。”

YQL 在可扩展性、盈利能力、简单性或合法性方面都不是一个好的解决方案。如果您不关心这些事情,并且您的 Web 应用程序不会流行或不会让您赚钱,并且您不介意编写一堆代码来与 Yahoo! 很好地配合使用!那么YQL就是要走的路。

(编辑#2)

如果您只是想为自己显示信息(不与他人共享),我发现解析 html 并将其显示在使用 C#/Visual Basic 和 ASP.NET 而不是 php 的网站上非常容易。您可以在 C#/VB 中创建一个 http 请求,该请求将(最终)返回一个 html 文件,您可以解析或搜索您的道琼斯指数报价。在 C#/VB 中作为 ASP Web 应用程序的后端来完成这一切。我相信您可以使用免费的 Visual Studio 2010 Express 创建这些。

于 2011-12-02T19:35:37.800 回答
1

我编写了一个函数来从 Yahoo! 获取股票数据!金融API;但是,我的代码下载 .csv 文件。我希望它有用。

完整的源代码和示例结果在我的博客上

<?php

/*
Description: Getting Stock Data from Yahoo! Finance
Author URI: http://phpvancouver.ca/
*/

/* 
* More about Yahoo! Finance Tag
* http://www.gummy-stuff.org/Yahoo-data.htm
* http://www.canbike.ca/information-technology/2013/08/10/yahoo-finance-url-download-to-a-csv-file.html
*/

$yahoo_finance_tags = array(
"a" => "Ask",       "a2" => "Average Daily Volume",     "a5" => "Ask Size",
"b" => "Bid",       "b2" => "Ask (Real-time)",      "b3" => "Bid (Real-time)",
"b4" => "Book Value",       "b6" => "Bid Size",     "c" => "Change & Percent Change",
"c1" => "Change",       "c3" => "Commission",       "c6" => "Change (Real-time)",
"c8" => "After Hours Change (Real-time)",       "d" => "Dividend/Share",        "d1" => "Last Trade Date",
"d2" => "Trade Date",       "e" => "Earnings/Share",        "e1" => "Error Indication (returned for symbol changed / invalid)",
"e7" => "EPS Estimate Current Year",        "e8" => "EPS Estimate Next Year",       "e9" => "EPS Estimate Next Quarter",
"f6" => "Float Shares",     "g" => "Day's Low",     "h" => "Day's High",
"j" => "52-week Low",       "k" => "52-week High",      "g1" => "Holdings Gain Percent",
"g3" => "Annualized Gain",      "g4" => "Holdings Gain",        "g5" => "Holdings Gain Percent (Real-time)",
"g6" => "Holdings Gain (Real-time)",        "i" => "More Info",     "i5" => "Order Book (Real-time)",
"j1" => "Market Capitalization",        "j3" => "Market Cap (Real-time)",       "j4" => "EBITDA",
"j5" => "Change From 52-week Low",      "j6" => "Percent Change From 52-week Low",      "k1" => "Last Trade (Real-time) With Time",
"k2" => "Change Percent (Real-time)",       "k3" => "Last Trade Size",      "k4" => "Change From 52-week High",
"k5" => "Percebt Change From 52-week High",     "l" => "Last Trade (With Time)",        "l1" => "Last Trade (Price Only)",
"l2" => "High Limit",       "l3" => "Low Limit",        "m" => "Day's Range",
"m2" => "Day's Range (Real-time)",      "m3" => "50-day Moving Average",        "m4" => "200-day Moving Average",
"m5" => "Change From 200-day Moving Average",       "m6" => "Percent Change From 200-day Moving Average",       "m7" => "Change From 50-day Moving Average",
"m8" => "Percent Change From 50-day Moving Average",        "n" => "Name",      "n4" => "Notes",
"o" => "Open",      "p" => "Previous Close",        "p1" => "Price Paid",
"p2" => "Change in Percent",        "p5" => "Price/Sales",      "p6" => "Price/Book",
"q" => "Ex-Dividend Date",      "r" => "P/E Ratio",     "r1" => "Dividend Pay Date",
"r2" => "P/E Ratio (Real-time)",        "r5" => "PEG Ratio",        "r6" => "Price/EPS Estimate Current Year",
"r7" => "Price/EPS Estimate Next Year",     "s" => "Symbol",        "s1" => "Shares Owned",
"s7" => "Short Ratio",      "t1" => "Last Trade Time",      "t6" => "Trade Links",
"t7" => "Ticker Trend",     "t8" => "1 yr Target Price",        "v" => "Volume",
"v1" => "Holdings Value",       "v7" => "Holdings Value (Real-time)",       "w" => "52-week Range",
"w1" => "Day's Value Change",       "w4" => "Day's Value Change (Real-time)",       "x" => "Stock Exchange",
);

/* This function gets a symbol or an array of symbol as a parameter.
* And it returns an array of the corresponding stock data.
* If an error occurs, the detail of the error is saved in $error_message variable
* which is passed by reference from the parent function
*/

function get_stock_data_from_yahoo_finance_pv($symbol, &$error_message) {

global $yahoo_finance_tags;
$error_message = NULL; // Default value 

$f = ""; // The f parameter in Yahoo! Finance URL
foreach($yahoo_finance_tags as $key => $value)
    $f = $f . $key;

if ( is_array($symbol) ) { // if the symbol is an array

    if ( $symbol == NULL ) { // if the symbol is invalid
        $error_message = "The given symbol is invalid.";
        return -1; // ERROR
    }

    $url = "http://finance.yahoo.com/d/quotes.csv?s=" . implode("+", $symbol) . "&f=" . $f;
    $fp = @fopen($url, "r");
    if ( $fp == FALSE ) { // If the URL can't be opened
        $error_message = "Cannot get data from Yahoo! Finance. The following URL is not accessible, $url";
        return -1; // ERROR
    }

    $arr = array();
    $symbol = explode("+",implode("+", $symbol)); // Eliminate the keys in the symbol array
    $j = 0;
    while ( ($array = @fgetcsv($fp , 4096 , ', ')) !== FALSE ) {
        $i = 0;
        $p = array();
        foreach($yahoo_finance_tags as $key => $value) {
            $p[$key] = $array[$i];
            $i = $i + 1;
        }
        $arr[$symbol[$j]]= $p;
        $j = $j + 1;
    }
    @fclose($fp);
    return $arr;

} else {  // if the symbol is not array 

    if ( strlen($symbol) < 1 || $symbol == NULL ) { // if the symbol is invalid
        $error_message = "The given symbol is invalid.";
        return -1; // ERROR
    }

    $url = "http://finance.yahoo.com/d/quotes.csv?s=" . $symbol . "&f=" . $f;
    $fp = @fopen($url, "r");
    if ( $fp == FALSE ) { // If the URL can't be opened
        $error_message = "Cannot get data from Yahoo! Finance. The following URL is not accessible, $url";
        return -1; // ERROR
    }

    $array = @fgetcsv($fp , 4096 , ', '); 
    $arr = array();
    $i = 0;
    foreach($yahoo_finance_tags as $key => $value) {
        $arr[$key] = $array[$i];
        $i = $i + 1;
    }
    @fclose($fp);       
    return $arr;
}
return -1;
}
于 2013-09-05T04:55:26.553 回答
1

我不确定这样做是否有法律限制。有许多商业(付费)应用程序可以从雅虎财经中提取数据,并且多年来一直运行良好。我想说这里的诀窍是这些应用程序安装在用户的设备(iOS/Android/Windows 设备)中,因此它们从雅虎财经中提取数据供用户个人使用。

也许如果您通过 Javascript 从 Yahoo Finance 提取数据并且没有将其存储在您的服务器中,那么同样的情况也适用于您的项目。事实上,我真的会这么认为。在这种情况下,唯一的区别是您的代码不需要安装在用户的设备上,因为它是一个网页。

您是否尝试联系 YQL 或 Yahoo Finance 的支持来讨论您项目的法律限制?

于 2012-08-10T17:01:41.587 回答
0

感谢所有做出贡献的人,因为在这个线程上产生的想法帮助我找到了答案并完全按照我的要求去做。这个人用大约 10 行代码解释了如何做到这一点:

http://www.seangw.com/wordpress/index.php/2010/01/formatting-stock-data-from-yahoo-finance/

所以基本上我所做的只是剪切并粘贴他的代码并将其放在我网站上的 index.html 中。访问我的网站时,我会得到我感兴趣的股票报价。您可以修改 $stocklist 以放入您想要的任何股票,并且您可以使用 $stockFormat 中的标签修改来自 Yahoo 的响应。再次感谢!

于 2011-12-03T12:57:29.513 回答