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  1. #include <stdio.h>
  2.  
  3. typedef struct location                                                         
  4. {                                                                               
  5.         double lat;                                                             
  6.         double longt;                                                           
  7. }location_t;                                                                    
  8.  
  9. typedef struct geo                                                              
  10. {                                                                               
  11.     char name[64];                                                              
  12.     char animal[64];                                                            
  13.     location_t loc;                                                             
  14. } geo_t;                                                                        
  15.  
  16. int main()                                                                      
  17. {                                                                               
  18.  
  19.     FILE *fp = NULL;                                                            
  20.     int i;                                                                      
  21.     /* Commneted fopen - Reading from stdin
  22.     if((fp = fopen("file.txt", "r")) == NULL)                                   
  23.     {                                                                           
  24.         printf ("Can't open file file.txt\n");                                 
  25.         exit(1);                                                                
  26.     } */                                                                          
  27.     /* Array of Structure */                                                    
  28.  
  29. #define NO_ENTRIES 5   /* No of entries in your file */                         
  30.  
  31.     geo_t arr[NO_ENTRIES];                                                      
  32.     for(i = 0; i< NO_ENTRIES; i++)  {                                            
  33.         //Reading from fp.
  34.         //fscanf(fp, " %s %s %lf %lf", arr[i].name, arr[i].animal, &arr[i].loc.lat, &arr[i].loc.longt);
  35.  
  36.         //Reading from stdin.
  37.         fscanf(stdin, " %s %s %lf %lf", arr[i].name, arr[i].animal, &arr[i].loc.lat, &arr[i].loc.longt);
  38.     }
  39.  
  40.     printf("After Reading\n\n\n");                                              
  41.     for(i = 0; i< NO_ENTRIES; i++)                                              
  42.         printf(" %s %s %f %f\n", arr[i].name, arr[i].animal, arr[i].loc.lat, arr[i].loc.longt);
  43.     return 0;                                                                   
  44. }
Success #stdin #stdout 0s 2252KB
comments (?)
stdin 
1 tiger 100.43 101.4343
2 lion  102.324232 103.56456
3 lion1  103.111 106.323
4 lion2  104 107
5 lion3  105 108
stdout 
After Reading


 1 tiger 100.430000 101.434300
 2 lion 102.324232 103.564560
 3 lion1 103.111000 106.323000
 4 lion2 104.000000 107.000000
 5 lion3 105.000000 108.000000
https://ideone.com/99dmvL
language:
C (gcc 8.3)
created:
11 years ago
visibility:
public

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