On Friday, 6 March 2020 at 13:03:22 UTC, drug wrote:
Here x will be null. You can use `enforce(x !is null);` if you
want exception.
or since enforce returns it thing, just do
B b = enforce(cast(B) x);
you can also check easily in if statements:
if(auto b = cast(B) x) {
// x was a b, use
It's too complex
On 3/6/20 3:45 PM, Виталий Фадеев wrote:
On Friday, 6 March 2020 at 12:35:29 UTC, Виталий Фадеев wrote:
Searching info for object casting with checking class type at runtime.
Like this:
class A
{
//
}
class B
{
int bVar;
}
unittest
{
A a = new A();
A x =
On Friday, 6 March 2020 at 12:35:29 UTC, Виталий Фадеев wrote:
Searching info for object casting with checking class type at
runtime.
Like this:
class A
{
//
}
class B
{
int bVar;
}
unittest
{
A a = new A();
A x = cast( A )a; // ok
A x = cast( B )a; // ok, but
Searching info for object casting with checking class type at
runtime.
Like this:
class A
{
//
}
class B
{
int bVar;
}
unittest
{
A a = new A();
A x = cast( A )a; // ok
A x = cast( B )a; // ok, but unsafe
A x = safeCast( B )a; // throw exception
A x =