c strncpy strncat函数 demo
#include <stdio.h>
#include <string.h>
int main(int argc, char **argv) {
char city[50] = "chengdu";
char name[30] = "guanxianseng";
char cityAndName[90];
strncpy(cityAndName, city, 50);
strncat(cityAndName, "_", 1);
strncat(cityAndName, name,30);
printf("cityAndName:%sn", cityAndName);
return 0;
}
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