C++運(yùn)算優(yōu)先級(jí)

運(yùn)算符        含義                                 舉例

::          全局作用域                            ::name

::          類作用域                              class::name

::          命名空間作用于                         namespace::name

.        成員選擇                                 object.member

->       成員選擇                                 point->membe[]    

[]      下標(biāo)                                    expr[expr]

()         函數(shù)調(diào)用                             name[expr_list]

()       類型構(gòu)造                             type(expr_list)

++         后置遞增函數(shù)                         value++

--         購(gòu)置遞減函數(shù)                          value --

++         前置遞增函數(shù)                         ++value

--        前置遞減函數(shù)                          --value

~         位求反

！        邏輯非

-        一員負(fù)號(hào)

+        一員正號(hào)

*        解引用

&        地址

()        類型轉(zhuǎn)換

sizeof        對(duì)象大小                            sizeof(expr)

sizeof()        類型的大小                        sizeof(type)

sizeof()        參數(shù)包的大小                        sizeof...name

new        創(chuàng)建對(duì)象

new[]        創(chuàng)建數(shù)組

delete         釋放對(duì)象

delete[]        釋放數(shù)組

->*        指向成員函數(shù)的指針

.*        指向成員選擇的指針

*        乘法

/        除法

%        求余

+        加法

-        減法

<<        向左移位

>>        向右移位

<        小于

<=        小于等于

>        大于

>=        大于等于

==        等于

!=        不等于

&        位求與

^        異或

|        位或

&&        邏輯與

||        邏輯或

,        逗號(hào)