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i canot delete a record from a text file using the following function Posted by shabykhan on 12 Dec 2008 at 6:11 AM
The RECORDS ARE PLACED IN emprec.txt IN FOLLOWING FORMAT
1,name1,gdf,dfd,df,dfd,fdfd,fdfdfsd,eree,ere,rerere,eere,rere'\n'
2,name2,gdf,dfd,df,dfd,fdfd,fdfdfsd,eree,ere,rerere,eere,rere'\n'
NULL

///////////////////////////DELETE RECORD\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\


void delrec(){
   clrscr();
	if (recfound()==1){
	     printf("\nDo you really want to delete this record.\n");
	     printf("\[1]Yes\t[2]No\n");
	     scanf("%i",&option);
	     switch(option){
     	      case 1:
                     
                    if((empDbase=fopen("emprec.txt","r"))==NULL){
					    		clrscr();
					    		printf("\n\n\n\t\t\tFile Empty\n");
								}

						else{
               	   printf("Re-enter Employee no. to confirm: ");
							fflush(stdin);
    						gets(employeeno);

              	  	 	 if (empLookedFor!=atoi(employeeno))
              		 	   {
             	        clrscr();
	            	   	printf ("\nWarning!\tEmployee no now entered does not match with previous one\n");
                	    	getch();
   							break;
                	  			}

      					while(!feof(empDbase)){
          			        fflush(stdin);
          			        fgets (buffer,100,empDbase);
          			        emprec[0]=strtok(buffer,",");
       							if(emprec[0]==NULL)
        								continue;
        	            		for(loop=1;loop<15;loop++){
        								emprec[loop]=strtok(NULL,",");
        								if(emprec[loop]==NULL)
        								break;
	        	   				}



                       //    if (feof(empDbase))
            				//		break;

                           if (strcmp(emprec[0],employeeno)!=0){

                          		if((temp=fopen("temp.txt","r"))==NULL){
                                     temp=fopen("temp.txt","a+");

                                 fprintf(temp,"%s,",emprec[0]);
                                	fprintf(temp,"%s,",emprec[1]);
                                	fprintf(temp,"%s,",emprec[2]);
                                	fprintf(temp,"%s,",emprec[3]);
                                	fprintf(temp,"%s,",emprec[4]);
                                	fprintf(temp,"%s,",emprec[5]);
                                	fprintf(temp,"%s,",emprec[6]);
                                	fprintf(temp,"%s,",emprec[7]);
                                	fprintf(temp,"%s,",emprec[8]);
                                	fprintf(temp,"%s,",emprec[9]);
                                	fprintf(temp,"%s,",emprec[10]);
                                	fprintf(temp,"%s,",emprec[11]);
                                	fprintf(temp,"%s\n",emprec[12]);     }
									}
            	   	   } //end while
                        clrscr();
                        printf("The record has been deleted successfully. Press any key to continue...\n");
                        getch();
               fclose(empDbase);
    				fclose(temp);
    				if (unlink("emprec.txt"))
    					rename("temp.txt","emprec.txt");

          	   } //end else



//	            clrscr();
               break;
        case 2:
        	menu();
            break;
        default:
			printf("\nSorry Option mismatached. Press any key to continue...\n");
            getch();
	        break;
       } // end switch
    }//end if
    else {
 	printf(" Please try again");
	getch();
   menu();
   }
}// end delrec




 

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