1.txt
1 2 3 4 5 6 7 8 9 10
1 2 3 4 5 6 7 8 9 10
2.txt
1 2 3 4 5
2 3 4 5 6
4 5 6 7 8
程序代码:
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// C++读取文本到数组.cpp : 定义控制台应用程序的入口点。 // #include "stdafx.h" int readfile1D() { char a[100]; int i; FILE *fp = fopen ( "1.txt" , "r" ); if (fp == NULL) { printf ( "文件读取无效.\n" ); return -1; } for (i = 0; ! feof (fp); i++) fscanf (fp, "%d" , &a[i]); fclose (fp); for (i=0; i < 20; i++) printf ( "%d " , a[i]); printf ( "\n" ); return 0; } int readfile2D() { int a[3][5]; int i,j; FILE * fp = fopen ( "2.txt" , "r" ); if (fp == NULL) { printf ( "文件无效" ); return -1; } for (i=0; i<3; i++) { for (j=0; j<5; j++) { fscanf (fp, "%d" ,&a[i][j]); } //fscanf(fp,"\n"); 不要也罢 } fclose (fp); for (i=0; i<3; i++) { for (j=0; j<5; j++) printf ( "%d " , a[i][j]); printf ( "\n" ); } printf ( "\n" ); return 0; } int _tmain( int argc, _TCHAR* argv[]) { readfile1D(); readfile2D(); return 0; } |
以上就是小编为大家带来的c语言实现把文件中数据读取并存到数组中全部内容了,希望大家多多支持服务器之家~