C语言字符串的链接
#include<stdio.h>
#include<string.h>
#include<assert.h>
void my_strcat(char* dest, const char* src) //字符串的链接
{
assert(dest != NULL && src != NULL);
while (*dest != '\0')
{
dest++;
}
while (*src != '\0')
{
*dest = *src;
dest++;
src++;
}
*dest = '\0';
}
int main()
{
char stra[30] = { "hello" };
char strb[30] = { "world" };
my_strcat(stra, strb);
printf("%s\n", stra);
return 0;
}