1. for
关键字执行顺序。
for1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17
| #include <stdio.h> #include <stdint.h>
uint8_t i = 0;
int main(void) { for(i = 0 ,printf("for 1\t"); i < 3 ,printf("for 2\t"); i++ ,printf("for 3\t")) { printf("i = %d\n",i); if(i == 3) { break; } } return 0; }
|
1 2 3 4
| for 1 for 2 i = 0 初始化时候 for 3 for 2 i = 1 运行时候 for 3 for 2 i = 2 for 3 for 2 i = 3
|
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