How to get name of a class property?
With C#6.0 you can get it by nameof(ClassName.IntProperty)
gettype
How to get class type by its class name?
just use the function typeof(). The parameter is just that class name. Type type = typeof(FIXProtoClientTest); MSDN on typeof()
.NET : How do you get the Type of a null object?
So is there any way to get the type of an object that is set to null? I would think there would have to be a way to know what type a storage location is without it being assigned anything. Not necessarily. The best that you can say is that it is an object. A … Read more
C# Reflection: How to get the type of a Nullable?
I’ve been using the following type of code to check if the type is nullable and to get the actual type: if (type.IsGenericType && type.GetGenericTypeDefinition() == typeof(Nullable<>)) { return Nullable.GetUnderlyingType(type); } If the type is e.g. Nullable this code returns the int part (underlying type). If you just need to convert object into specific type … Read more
C# ‘is’ operator performance
Using is can hurt performance if, once you check the type, you cast to that type. is actually casts the object to the type you are checking so any subsequent casting is redundant. If you are going to cast anyway, here is a better approach: ISpecialType t = obj as ISpecialType; if (t != null) … Read more
Nullable type is not a nullable type?
According to the MSDN : Calling GetType on a Nullable type causes a boxing operation to be performed when the type is implicitly converted to Object. Therefore GetType always returns a Type object that represents the underlying type, not the Nullable type. When you box a nullable object, only the underlying type is boxed. Again, … Read more
Unloading the Assembly loaded with Assembly.LoadFrom()
Can you use another AppDomain? AppDomain dom = AppDomain.CreateDomain(“some”); AssemblyName assemblyName = new AssemblyName(); assemblyName.CodeBase = pathToAssembly; Assembly assembly = dom.Load(assemblyName); Type [] types = assembly.GetTypes(); AppDomain.Unload(dom);
Android get type of a view
If, for some strange reason, you can’t use Asahi‘s suggestion (using tags), my proposition would be the following: if (view instanceof ImageView) { ImageView imageView = (ImageView) view; // do what you want with imageView } else if (view instanceof TextView) { TextView textView = (TextView) view; // do what you want with textView } … Read more
When and where to use GetType() or typeof()? [duplicate]
typeof is an operator to obtain a type known at compile-time (or at least a generic type parameter). The operand of typeof is always the name of a type or type parameter – never an expression with a value (e.g. a variable). See the C# language specification for more details. GetType() is a method you … Read more
MySQL integer field is returned as string in PHP
When you select data from a MySQL database using PHP the datatype will always be converted to a string. You can convert it back to an integer using the following code: $id = (int) $row[‘userid’]; Or by using the function intval(): $id = intval($row[‘userid’]);