字符串连接

<span style="font-size:18px;">#include<stdio.h>char *my_strcst(char *dest,char *src){while(*dest!='\0'){dest++;}    while(*src!='\0'){*dest=*src;src++;dest++;}return dest;}int main(){char dest[20]="abcdef";char *src="lihuan";my_strcst(dest,src );printf("%s\n",dest);return 0;}</span>