filetest.txt

嵌入式C语言培训课件

#include <stdio.h>

void CreateFile();

void ReadFile();

void main()
{
	CreateFile();
	ReadFile();
}

void CreateFile()
{
	FILE* fp;
	char ch, filename[10];
	scanf("%s", filename);
	if ((fp=fopen(filename, "w")) == NULL)
	{
		printf("Can not open file\n");
		return;
	}
	ch = getchar();
	ch = getchar();
	while (ch != '#')
	{
		fputc(ch, fp);
		putchar(ch);
		ch = getchar();
	}
	fclose (fp);
}

void ReadFile()
{
	FILE* fp;
	char ch, filename[10];
	scanf("%s", filename);
	if ((fp=fopen(filename, "r")) == NULL)
	{
		printf("Can not open file\n");
		return;
	}
	ch = fgetc(fp);
	while (ch != EOF)
	{
		putchar(ch);
		ch = fgetc(fp);
	}
	fclose (fp);
}