C/C+中字符(A)的大小
#include <stdio.h>int main(){
printf("Size of char : %d\n",sizeof(char));
return 0;}#include <iostream>int main(){
std::cout<<"Size of char : "<<sizeof(char)<<"\n";
return 0;}Size of char : 1
'a','b','c','|'
在C中:
#include <stdio.h>int main(){
char a = 'a';
printf("Size of char : %d\n",sizeof(a));
printf("Size of char : %d\n",sizeof('a'));
return 0;}Size of char : 1Size of char : 4
在C+中:
#include <iostream>int main(){
char a = 'a';
std::cout<<"Size of char : "<<sizeof(a)<<"\n";
std::cout<<"Size of char : "<<sizeof('a')<<"\n";
return 0;}Size of char : 1Size of char : 1
sizeof('a')
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