#include<stdio.h>#include<stdlib.h>#include<string.h>#include<errno.h>#defineMAX_LINE1024intmain(){char buf[MAX_LINE];/*缓冲区*/FILE*fp;/*文件指针*/int len;/*行字符个数*/if((fp=fopen("D:/CppWorkspace/Class_2/Class4/abc.txt","r"))==NULL){perror("fail to read");exit(1);...
#include<vector>#include<iostream>#include<fstream>#include<string>usingnamespacestd;/*read position...
Filename : ReadTextFilePerLine.cpp Compiler : Visual C++ 8.0 / ISO C++ Description : Demo how to read text file per line Release : 10/15/2006 */ #include<iostream> #include<fstream> #include<string> usingnamespacestd; intmain() { ifstream inFile("books.txt"); stringline; while(getlin...
1#include <stdio.h>2#include <stdlib.h>3#include <string.h>4#defineMAX_LINE 10245intmain()6{7charbuf[MAX_LINE];/*缓冲区*/8FILE *fp;/*文件指针*/9intlen;/*行字符个数*/10if((fp = fopen("test.txt","r")) ==NULL)11{12perror("fail to read");13exit (1) ;14}15while(fgets...
#include<stdio.h>#include<stdlib.h>#include<string.h>#defineMAX_LINE1024intmain(){charbuf[MAX_LINE];/*缓冲区*/FILE*fp;/*文件指针*/intlen;/*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(...
2、fread()读取函数：格式：size_tfread(void*ptr,size_tsize,size_tnmemb,FILE*stream);/*功能：...
return matched_string;}int main() { // 打开音频文件 SF_INFO info; SNDFILE *file = sf_open("audio.wav", SFM_READ, &info); if (!file) { printf("Unable to open file\n"); return -1; } // 读取音频数据 float *data = (float*)malloc(info.frames * info.channels * sizeof(float...
r:只读。r 是 read(表示“读”)的首字母。这个模式下,我们只能读文件,而不能对文件写入。文件必须已经存在。 w:只写。w 是 write(表示“写”)的首字母。这个模式下,只能写入,不能读出文件的内容。如果文件不存在,将会被创建。 a:追加。a 是 append(表示“追加”)的首字母。这个模式下,从文件的末尾开始...
如何在Java中逐行读取文件 本文翻译自How to read a file line by line in Java 有时我们想逐行读取一个文件来处理内容。...一个很好的例子是逐行读取CSV文件,然后将其用逗号(,)分成多列。 在Java中,当您需要逐行读取文件时,有多种选项可供选择。...1.Scanner Scanner类提供了用Java逐行读取文件的最简单方...
#include <string.h> struct Date{ int year; int month; int day; }; struct Book{ char name[40]; char author[40]; char publisher[40]; struct Date date; }; int main() { FILE *fp; struct Book *book_for_write,*book_for_read; ...