C语言实现my

void my_strcpy(char* dest, const char* src) { assert(dest != NULL);//assert - 断言 assert(src != NULL); while (*dest++ = *src++) { ; } } int main() { char arr1[] = "hello"; char arr2[20] = "XXXXXXXXXXXX"; my_strcpy(arr2, arr1); printf("%s\n", arr2); return 0; }

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