标签:技术分享 class png bsp span fgets ges fopen 文件
#include"stdio.h" main() { FILE *fp; if((fp=fopen("c1.txt","rt"))==NULL) { printf("\nCannot open file!"); getch();exit(1); } ch=fgetc(fp); while(ch!=EOF) { putchar(ch); ch=fgetc(fp); } fclose(fp); }
#include"stdio.h" main() { FILE *fp; char ch; if((fp=fopen("c2.txt",“wt"))==NULL) { printf("\nCannot open file!"); getch();exit(1); } ch=getchar(); while (ch!=‘\n‘) { fputc(ch,fp); ch=getchar(); } fclose(fp); }
#include"stdio.h" main() { FILE *fp; char str[11]; if((fp=fopen("c2.txt","rt"))==NULL) { printf("\nCannot open file!"); getch(); exit(1); } fgets(str,4,fp); printf("%s\n",str); fclose(fp); }
#include"stdio.h"
main() { FILE *fp; char st[20]; if((fp=fopen("c2.txt",“at+"))==NULL) { printf("\nCannot open file!"); getch(); exit(1); } gets(st); fputs(st,fp); fclose(fp); }
标签:技术分享 class png bsp span fgets ges fopen 文件
原文地址:http://www.cnblogs.com/gaiyin/p/6886274.html