var myMap = new OpenLayers.Map("map1");
var vlayer = new OpenLayers.Layer.Vector("VectorLayer");
myMap.addLayer(vlayer);
// add some vectors to your layer...
// ...
// using firebug to show all vectors on the layer
console.log(vlayer.features);
// you can also iterate over all vectors
for (var i = 0; i < vlayer.features.length; ++i) {
// you could also check if the WKT matches a given string or something else
console.log(vlayer.features[i]);
}
1 回答
这取决于你如何处理你的DOM . 如果你使用像ExtJS或jQuery这样的framworks,你应该使用给定的接口函数来提供一种安全和正确的处理对象的方法 .
但是在您的应用程序代码中,您可以构建如下函数:
希望有所帮助!