C语言逐行读取文件内容

#include <stdio.h>
#include <stdlib.h>
#include <string.h>

#define MAX_LINE 1024

int main()
{
 char buf[MAX_LINE];  /*缓冲区*/
 FILE *fp;            /*文件指针*/
 int len;             /*行字符个数*/

 if((fp = fopen("test.txt","r")) == NULL)
 {
 perror("fail to read");
 exit (1) ;
 }

 while(fgets(buf,MAX_LINE,fp) != NULL)
 {
 len = strlen(buf);
 buf[len-1] = '\0';  /*去掉换行符*/
 printf("%s %d \n",buf,len - 1);
 }
  return 0;
}