常用方法
常用方法
常用方法
常用方法
public override string ToString() { var listString = Polygons.Aggregate("", (current, polygon) => current + "\n" + polygon); return(CountryName + " " + listString); }
public override string ToString() { var listString = Polygons.Aggregate("", (current, polygon) => current + "\n" + polygon); return(CountryName + " " + listString); }