试试看吧

zb.js

@@ -77,6 +77,7 @@ function subscribe() {
       const lastEventTime = lastEventTimeMap[symbol] || 0;
       if (depth.timestamp > lastEventTime) {
         lastEventTimeMap[symbol] = depth.timeStamp;
+        if (symbol === "BTCUSDT")
           console.log(symbol + '@' + depth.timestamp * 1000 + ' from websocket');
         const publishContent = JSON.stringify({symbol, time: depth.timestamp * 1000});
         const depthJson = JSON.stringify({asks: depth.asks.reverse(), bids: depth.bids, symbol});
@@ -115,9 +116,11 @@ function depthByRest(symbol,callback) {
       console.error(err);
     } else {
       const key = symbol.replace('_', '').toUpperCase() + '@zb';
+      symbol = symbol.toUpperCase();
       const lastEventTime = lastEventTimeMap[symbol] || 0;
       if (data.timestamp > lastEventTime) {
         lastEventTimeMap[symbol] = data.timeStamp;
+        if (symbol === "BTCUSDT")
           console.log(symbol + '@' + data.timestamp * 1000 + ' from rest');
         const publishContent = JSON.stringify({symbol, time: data.timestamp * 1000});
         const depthJson = JSON.stringify({asks: data.asks.reverse(), bids: data.bids, symbol});