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- // 設計C語言程式以 fscanf(欄位)讀取檔案 math170b.txt,顯示如下:
- // g105044505 張 xxxxxxxx@yahoo.com.tw
- // u103021103 蔡 hhhhhhhhh@yahoo.com.tw
- // u103033104 傅 mmmmmmmmmm@gmail.com
- #include <stdio.h>
- int main(void) {
- const char *filename = "math170b.txt";
- FILE *fp = fopen(filename, "r");
- char id[20], name[20], email[80];
- if (!fp) {
- printf("%s 開啟錯誤\n", filename);
- } else {
- while (fscanf(fp, "%s%s%s", id, name, email) != EOF) {
- printf("%s\t%.3s\t%s\n", id, name, email);
- }
- fclose(fp);
- }
- return 0;
- }
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