excel函數(shù)怎么用 怎么用C語(yǔ)言從dat文件中讀取數(shù)據(jù)?
怎么用C語(yǔ)言從dat文件中讀取數(shù)據(jù)?可以通過(guò)格式化輸入函數(shù)fscanf,操作與scanf類似,字符串輸入函數(shù)fgets,字符輸入函數(shù)fgetc,數(shù)據(jù)塊輸入函數(shù)fread,整數(shù)輸入函數(shù)getw等,下面以
怎么用C語(yǔ)言從dat文件中讀取數(shù)據(jù)?
可以通過(guò)格式化輸入函數(shù)fscanf,操作與scanf類似,字符串輸入函數(shù)fgets,字符輸入函數(shù)fgetc,數(shù)據(jù)塊輸入函數(shù)fread,整數(shù)輸入函數(shù)getw等,下面以fscanf為例,其他參考相關(guān)資料。#include<stdio.h>#include<stdlib.h>#defineFileName"01.dat"intmain(void){FILE*fpif((fp=fopen(FileName,"r"))==NULL){printf("文件不存在n")exit(1)}intnumcharstr[100]fscanf(fp,"%d%s",&num,str)printf("%d%sn",num,str)return0}