Avvenimenti
Mar 17, 11 PM - Mar 21, 11 PM
Ingħaqad mas-serje meetup biex tibni soluzzjonijiet skalabbli tal-IA bbażati fuq każijiet ta 'użu fid-dinja reali ma' żviluppaturi u esperti sħabi.
Irreġistra issaDan il-brawżer m'għadux appoġġjat.
Aġġorna għal Microsoft Edge biex tieħu vantaġġ mill-aħħar karatteristiċi, aġġornamenti tas-sigurtà, u appoġġ tekniku.
Comparing with null of type 'type' always produces 'false'
This warning is produced when you perform a comparison between a nullable value type variable and null, and the comparison is not ==
or !=
. To resolve this error, verify if you really want to check a value for null
. A comparison like i == null
can be either true of false. A comparison like i > null
is always false.
The following sample generates CS0464.
// CS0464.cs
class MyClass
{
public static void Main()
{
int? i = 0;
if (i < null) ; // CS0464
i++;
}
}
Feedback ta’ .NET
.NET huwa proġett b’sors miftuħ. Agħżel link biex tipprovdi l-feedback:
Avvenimenti
Mar 17, 11 PM - Mar 21, 11 PM
Ingħaqad mas-serje meetup biex tibni soluzzjonijiet skalabbli tal-IA bbażati fuq każijiet ta 'użu fid-dinja reali ma' żviluppaturi u esperti sħabi.
Irreġistra issa