获得多边形电子围栏
<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd"><html xmlns="http://www.w3.org/1999/xhtml"><head> <meta http-equiv="Content-Type" content="text/html; charset=utf-8"/> <title>获取地区轮廓线</title> <script type="text/javascript" src="https://api.map.baidu.com/api?v=1.3"> </script> <style type="text/css"> body { font-size: 13px; margin: 10px } #container { width: 1500px; height: 500px; border: 1px solid gray } </style></head><body><div id="container"></div><br/><input type="text" id="districtName" style="width:1000px;height: 20px" value="93.435871 38.794708,110.504895 37.515873,96.969735 32.683575,89.903578 36.216606,93.435871 38.794708"><input type="button" onclick="getBoundary()" value="获取轮廓线"><script type="text/javascript"> var map = new BMap.Map("container"); map.centerAndZoom(new BMap.Point(116.403765, 39.914850), 5); map.addControl(new BMap.NavigationControl({type: BMAP_NAVIGATION_CONTROL_SMALL})); map.enableScrollWheelZoom(); function getBoundary() { var setting = document.getElementById("districtName").value; if (!setting) { alert("请输入setting") } map.clearOverlays(); //清除地图覆盖物 // var setting="113.326627 34.412251,113.320514 34.398594,113.323021 34.387795,113.31797 34.375389,113.31969 34.36063,113.306571 34.356678,113.288653 34.357841,113.280651 34.355199,113.274851 34.344771,113.259238 34.341825,113.240926 34.344752,113.23178 34.341167,113.227185 34.335448,113.22366 34.327688,113.211987 34.317663,113.200613 34.318375,113.191414 34.309428,113.187101 34.302755,113.187739 34.298533,113.182611 34.294166,113.179064 34.292459,113.174382 34.287596,113.169675 34.284719,113.168005 34.279358,113.155712 34.277248,113.13958 34.280813,113.111491 34.27163,113.091921 34.273948,113.082105 34.283559,113.074329 34.288694,113.07241 34.294662,113.066755 34.291017,113.050474 34.288896,113.0389 34.29632,113.033855 34.295265,113.02681 34.299355,113.020014 34.307157,113.00642 34.30254,112.990943 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34.34823,113.489069 34.347246,113.484029 34.340494,113.481535 34.338437,113.470995 34.341699,113.46269 34.34425,113.457566 34.34389,113.453622 34.345558,113.445889 34.352752,113.437309 34.354589,113.430142 34.352332,113.420651 34.35564,113.416128 34.361401,113.416107 34.364444,113.421248 34.378117,113.413042 34.384736,113.402525 34.383103,113.396566 34.382239,113.390331 34.386997,113.3864 34.383639,113.378303 34.384931,113.375687 34.389576,113.378761 34.395586,113.364012 34.402492,113.360642 34.405513,113.349578 34.412123,113.34153 34.410157"; var finalSetting = setting.myReplace(",", ";").myReplace(" ", ", "); console.log(finalSetting); //"113.326627, 34.412251;113.320514, 34.398594;113.323021, 34.387795;113.31797, 34.375389;113.31969, 34.36063;113.306571, 34.356678;113.288653, 34.357841;113.280651, 34.355199;113.274851, 34.344771;113.259238, 34.341825;113.240926, 34.344752;113.23178, 34.341167;113.227185, 34.335448;113.22366, 34.327688;113.211987, 34.317663;113.200613, 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