// 模拟实现库函数strcpy函数#include <stdio.h>#include <assert.h>char* my_strcpy(char const *p, char *q){char *ret = q;assert(p != NULL);assert(q != NULL);while (*p){*q = *p;p++;q++;}*q = '\0';return ret;}int main(){char *p = "haha";char q[] = "zhaoyaqian";printf("第一个字符串：%s\n", p);printf("第二个字符串：%s\n", q);printf("strcpy后的字符串：%s\n", my_strcpy(p, q));return 0;}<img src="?watermark/2/text/aHR0cDovL2Jsb2cuY3Nkbi5uZXQvemhhb3lhcWlhbjU1Mg==/font/5a6L5L2T/fontsize/400/fill/I0JBQkFCMA==/dissolve/70/gravity/Center" alt="" />
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每年的情人节圣诞节除夕，也和他共度。甚至连吵架也是重复的，
