A

Automatically implemented properties, 867

initializing, 281, 319

read-only, 287, 325–326

structs, 423–424, 426

await operator, 875n

C

Catch blocks, 516

Collections, 655–656

D

Delegates, 161

Dictionaries, 740

E

Event notifications, 928

Expression bodied methods, 208

G

Generics, 551

N

nameof() operator, 285, 513, 781

.NET frameworks, 41–42

Null checks, 157

Null-conditional operator

dereferencing operations, 513

event handlers, 161

null checks, 86, 158–159, 630

Nullable reference types, 548

R

Read-only properties, 284, 286–287

S

Strings

formatting, 65

interpolation, 28–30, 61

structs, 423–424, 426

U

using static directive, 64–65

V

Versioning, 397–398