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The table below lists the C and C++ operators and their precedence and associativity values. The highest precedence level is at the top of the table.
Symbol | Name or Meaning | Associativity |
Highest Precedence | ||
++ | Post-increment | Left to right |
-- |
Post-decrement | |
( ) | Function call | |
[ ] | Array element | |
- > |
Pointer to structure member | |
. | Structure or union member | |
++ | Pre-increment | Right to left |
-- |
Pre-decrement | |
! | Logical NOT | |
~ | Bitwise NOT | |
- |
Unary minus | |
+ | Unary plus | |
& | Address | |
* | Indirection | |
sizeof | Size in bytes | |
new | Allocate program memory | |
delete | Deallocate program memory | |
(type) | Type cast [for example, (float) i] | |
.* | Pointer to member (objects) | Left to right |
-> * |
Pointer to member (pointers) | |
* | Multiply | Left to right |
/ | Divide | |
% | Remainder | |
+ | Add | Left to right |
- |
Subtract | |
<< | Left shift | Left to right |
>> | Right shift | |
< | Less than | Left to right |
<= | Less than or equal to | |
> | Greater than | |
>= | Greater than or equal to | |
== | Equal | Left to right |
!= | Not equal | |
& | Bitwise AND | Left to right |
^ | Bitwise exclusive OR | Left to right |
| | Bitwise OR | Left to right |
&& | Logical AND | Left to right |
|| | Logical OR | Left to right |
? : | Conditional | Right to left |
= | Assignment | Right to left |
*=, /=, %=, +=, - =, <<=, >>=, &=, ^=, |= |
Compound assignment | |
, | Comma | Left to right |
Lowest Precedence |