Baidu map sets and closes label pop-up window

1. Set label pop-up window

var label = new BMapGL.Label(content, {

          // Create text annotations

          position: point, // Set the geographical location of the label

          ​ ​ ​ offset: new BMapGL.Size(10, 20), // Set the offset of the label

        });

        label.setStyle({

          color: "#000",

          border: "0px",

          backgroundColor: "0.000000000001",

          fontSize: "12px",

          height: "20px",

          lineHeight: "20px",

        });

        label.setPosition(point);

        map.addOverlay(label);

2. Close the label

    //Close the pop-up window

    map.removeOverlay(label);

Please refer to this article