2 files changed, 46 insertions, 0 deletions
diff --git a/659/CH12/EX12.6/exm12_6.sce b/659/CH12/EX12.6/exm12_6.sce
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index 000000000..17cf059fc
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+++ b/659/CH12/EX12.6/exm12_6.sce
@@ -0,0 +1,46 @@
+//                     Example 12.6
+//Write a program to append additional items to the file INVENTORY 
+//created in Example 12.3 and print the total contents of the file.
+funcprot(0);
+warning('off');
+function[item] =append(product,fp)
+    printf("Item name:\n");
+    product.name=scanf("%s");
+    printf("Item number:.\n");
+    product.number=scanf("%d");
+    printf("Item price\n");
+    product.price=scanf("%f");
+    printf("Quantity:\n");
+    product.quantity=scanf("%d");
+    //Write data in the file
+     mfprintf(fp,'%s %d %.2f %d\n',product.name,product.number,product.price,product.quantity);
+     item=product;
+endfunction
+//Creating structure
+item=struct('name','0','number','0','price','0','quantity','0');
+//Read file name that is 'INVENTORY'
+disp("Type file name");
+filename=scanf("%s");
+//Open file in append mode,fp is file descriptor
+fp=mopen(filename,'a+');  
+b=0;response=-1;
+//Read data 
+while(response==1|b==0)
+    item=append(item,fp);  //calling append() function
+    printf("Item %s appended.\n",item.name);
+    printf("Do you want to add another item\(1 for YES/0 for NO)?");
+    response=scanf("%d");
+    b=1;
+end
+n=mtell(fp);     //position of last character
+mclose(fp);
+
+//Opening file in the read mode
+fp=mopen(filename,'r');
+while (mtell(fp) < n-2)
+  //read data from terminal
+  [g,item.name,item.number,item.price,item.quantity]=mfscanf(fp,"%s %d %f %d");
+  //Print Data to screen
+   printf('%s %7d %8.2f %8d\n',item.name,item.number,item.price,item.quantity);
+end
+mclose(fp);
diff --git a/659/CH12/EX12.6/exm12_6_output.PNG b/659/CH12/EX12.6/exm12_6_output.PNG
new file mode 100755
index 000000000..2ff06cfea
--- /dev/null
+++ b/659/CH12/EX12.6/exm12_6_output.PNG