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docs/ccxt/wiki/examples/js/binance-fetchTicker-delivery-vs-future.md

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+- [Binance Fetchticker Delivery Vs Future](./examples/js/)
+
+
+ ```javascript
+ 
+
+import ccxt from '../../js/ccxt.js';
+
+async function fetchTickers (exchange) {
+    let tickers = undefined
+    try {
+        // await exchange.loadMarkets () // optional
+        tickers = await exchange.fetchTickers ()
+    } catch (e) {
+        console.error (e.constructor.name, e.message)
+    }
+    return tickers
+}
+
+(async () => {
+
+    const future   = new ccxt.binance ({ options: { defaultType: 'future' }})
+    const delivery = new ccxt.binance ({ options: { defaultType: 'delivery' }})
+
+    // ...
+
+    const futureTickers = await fetchTickers (future);
+    console.log (futureTickers)
+
+    console.log ('-------------------------------------------')
+
+    const deliveryTickers = await fetchTickers (delivery);
+    console.log (deliveryTickers)
+
+}) () 
+```