C语言简单示例(文件读写5)

#include<stdio.h>
#define FILEPATH "D:\\test.txt"
void main(int argc,char *argv[])
{
	FILE *fp;
	char ch,st[128];
	if((fp = fopen("string","at+")) == NULL)
	{
		printf("Cannot open file strike any key exit!\n");
		getch();
		exit(1);
	}

	printf("input a string:\n");
	scanf("%s",st);
	fputs(st,fp);
	rewind(fp);
	ch = fgetc(fp);
	while(ch != EOF)
	{
		putchar(ch);
		ch = fgetc(fp);
	}

	printf("\n");
	fclose(fp);

}