代码
<!DOCTYPE html><html><head><meta http-equiv="Content-Type" content="text/html; charset=utf-8" /><meta name="viewport" content="initial-scale=1.0, user-scalable=no" /><style type="text/css">#allmap {width: 800px;height: 800px;margin:0;font-family:"微软雅黑";font-size:14px;}</style><script type="text/javascript" src="http://api./api?v=2.0&ak=F8GGZGTAevRPL7BwLtTjQvEzdAlpzqTt"></script><script src="js/jquery.min.js"></script><title></title></head><body><input type="text" id="demo"/><div id="allmap"></div></body></html><script type="text/javascript">// 百度地图API功能var map = new BMap.Map("allmap");var poi = new BMap.Point(116.403847,39.915526);map.centerAndZoom(poi, 16);var marker = new BMap.Marker(poi); // 创建标注，为要查询的地方对应的经纬度map.addOverlay(marker);marker.setAnimation(BMAP_ANIMATION_BOUNCE); //跳动的动画map.enableScrollWheelZoom(); //启用滚轮放大缩小，默认禁用map.enableContinuousZoom(); //启用地图惯性拖拽，默认禁用$( '#demo' ).blur( function(){var str = $(this).val();var m = str.split(",");var map = new BMap.Map("allmap");var poi = new BMap.Point(m[0],m[1]);map.centerAndZoom(poi, 12);var marker = new BMap.Marker(poi); // 创建标注，为要查询的地方对应的经纬度map.addOverlay(marker);marker.setAnimation(BMAP_ANIMATION_BOUNCE); //跳动的动画map.enableScrollWheelZoom(); //启用滚轮放大缩小，默认禁用map.enableContinuousZoom();} );</script>
代码执行后初始页面
输入经纬度，input失去焦点后效果
