[英]How to add an HTML widget through Javascript?
当您在 html 文件中复制并粘贴 tradingview 图表小部件 HTML 代码(如下所列)时,图表小部件会出现,但是我需要通过 javascript 添加此小部件代码,因为在我的项目中我需要更改基于资产的小部件由用户。 所以我需要销毁当前的小部件并通过 javascript 添加一个新的小部件,我正在努力做到这一点,这是 tradingview 小部件 HTML 代码:
<div class="tradingview-widget-container" style="height: 100%;">
<div id="tradingview_fb869" style="height: 100%;"></div>
<div class="tradingview-widget-copyright"><a href="https://www.tradingview.com/symbols/NASDAQ-AAPL/" rel="noopener" target="_blank"><span class="blue-text">AAPL Chart</span></a> by TradingView</div>
<script type="text/javascript" src="https://s3.tradingview.com/tv.js"></script>
<script type="text/javascript">
new TradingView.widget(
{
"autosize": true,
"symbol": "BINANCE:ADABTC",
"interval": "D",
"timezone": "Etc/UTC",
"theme": "light",
"style": "1",
"locale": "en",
"toolbar_bg": "#f1f3f6",
"enable_publishing": false,
"allow_symbol_change": true,
"save_image":false,
"container_id": "tradingview_fb869"
}
);
</script>
</div>
我试图通过 javascript 通过将div
元素的 innerHTML 更改为小部件代码字符串以编程方式添加此小部件,但没有成功:
var widgetCode=`
<div class="tradingview-widget-container" style="height: 100%;">
<div id="tradingview_fb869" style="height: 100%;"></div>
<div class="tradingview-widget-copyright"><a href="https://www.tradingview.com/symbols/NASDAQ-AAPL/" rel="noopener" target="_blank"><span class="blue-text">AAPL Chart</span></a> by TradingView</div>
<script type="text/javascript" src="https://s3.tradingview.com/tv.js"></script>
<script type="text/javascript">
new TradingView.widget(
{
"autosize": true,
"symbol": "BINANCE:ADABTC",
"interval": "D",
"timezone": "Etc/UTC",
"theme": "light",
"style": "1",
"locale": "en",
"toolbar_bg": "#f1f3f6",
"enable_publishing": false,
"allow_symbol_change": true,
"save_image":false,
"container_id": "tradingview_fb869"
}
);
</script>
</div>
`;
document.getElementById("widgetDiv").innerHTML=widgetCode;
所以我问我如何用 javascript 创建这个小部件?
您应该再添加几行代码。 我猜你忘了在你的图表 div 中添加 id 属性你可以在这个链接上得到一个适合你的示例。
<html>
<head>
<script type="text/javascript" src="https://s3.tradingview.com/tv.js"></script>
<script>
var fxWidget = new TradingView.widget({
"autosize": true,
"symbol": "BINANCE:ADABTC",
"interval": "D",
"timezone": "Etc/UTC",
"theme": "light",
"style": "1",
"locale": "en",
"toolbar_bg": "#f1f3f6",
"enable_publishing": false,
"allow_symbol_change": true,
"save_image":false,
"container_id": "tradingview_fb869"
});
document.getElementById("fxWidget").innerHTML=fxWidget;
</script>
</head>
<body>
<div id="fxWidget"></div>
</body>
</html>
声明:本站的技术帖子网页,遵循CC BY-SA 4.0协议,如果您需要转载,请注明本站网址或者原文地址。任何问题请咨询:yoyou2525@163.com.