SHOW_POS.C
资源名称:C.rar [点击查看]
上传用户:qq5388545
上传日期:2022-07-04
资源大小:29849k
文件大小:1k
源码类别:
界面编程
开发平台:
C/C++
- #include <stdio.h>
- void main(void)
- {
- FILE *input;
- int letter;
- if ((input = fopen("\CONFIG.SYS", "r")) == NULL)
- printf("Error opening \CONFIG.SYSn");
- else
- {
- printf("Current position is byte %dnn", ftell(input));
- // Read and write each character in the file
- while ((letter = fgetc(input)) != EOF)
- fputc(letter, stdout);
- printf("nCurrent position is byte %dn", ftell(input));
- fclose(input); // Close the input file
- }
- }