cpp:operators
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Τελεστές
Η προτεραιότητα των τελεστών στη C++ δίνεται από τον παρακάτω πίνακα.
Level | Precedence group | Operator | Description | Grouping | |
---|---|---|---|---|---|
1 | Scope | :: | scope qualifier | Left-to-right | |
2 | Postfix (unary) | ++ – | postfix increment / decrement | Left-to-right | |
() | functional forms | ||||
[] | subscript | ||||
. → | member access | ||||
3 | Prefix (unary) | ++ – | prefix increment / decrement | Right-to-left | |
~ ! | bitwise NOT / logical NOT | ||||
+ - | unary prefix | ||||
& * | reference / dereference | ||||
new delete | allocation / deallocation | ||||
sizeof | parameter pack | ||||
(type) | C-style type-casting | ||||
4 | Pointer-to-member | .* →* | access pointer | Left-to-right | |
5 | Arithmetic: scaling | * / % | multiply, divide, modulo | Left-to-right | |
6 | Arithmetic: addition | + - | addition, subtraction | Left-to-right | |
7 | Bitwise shift | « » | shift left, shift right | Left-to-right | |
8 | Relational | < > ⇐ >= | comparison operators | Left-to-right | |
9 | Equality | == != | equality / inequality | Left-to-right | |
10 | And | & | bitwise AND | Left-to-right | |
11 | Exclusive or | bitwise XOR | Left-to-right | ||
12 | Inclusive or | | | bitwise OR | Left-to-right | |
13 | Conjunction | && | logical AND | Left-to-right | |
14 | Disjunction | || | logical OR | Left-to-right | |
15 | Assignment-level expressions | = *= /= %= += -= »= «= &= | = |= | assignment / compound assignment | Right-to-left |
?: | conditional operator | ||||
16 | Sequencing | , | comma separator | Left-to-right |
cpp/operators.1491796561.txt.gz · Last modified: 2017/04/10 02:56 (external edit)