Just add onto this code, this is a starting point. The problem is below the code. Thanks!

//reading from a file and print it out

$str=file_get_contents("course.txt");

/*

print "Content of the test file in this directory is: ";

print "$str";

print " ";

*/

print " Print each row as array element:";

$array=explode(" ",$str);

print " ";

$num=0;

$den=0;

$b="";

for($i=0;$i

print "$array[$i] ";

$b=explode(" ",$array[$i]);

echo 'Credit hours : ';

echo $b[2];

$den=$den+$b[2];

echo "Grade : ";

echo $b[3];

echo ' ';

if($b[3]=="A")

$num=$num+$b[2]*4;

else if($b[3]=="B")

$num=$num+$b[2]*3;

else if($b[3]=="C")

$num=$num+$b[2]*2;

else if($b[3]=="D")

print ' ';

}

print("num = ".$num);

print ' ';

print "den = ".$den;

print ' ';

print("Your current gpa is ");

print $num/$den;

?>

O 00 AutoSave OFF AO 2-0 ... Lab7(1) Qe Home Insert Draw Design Layout References Mailings Review View Tell me Share Comments X 0, AaBbCcDdEe A: BucDdEe: Paste Calibri (Bo... v 11 ~ A k Aav y=v=v | | BIU UvX x A-ZA LAUPUG Turun won ITC Normal No Spacing Dictate Styles Pane Sensitivity In this lab, you will be working on PHP code to read information from a file and create an HTML(PHP) file. The file that you will be reading will have the following information: Item-purchased taxable-or-not quantity cost-of-one-unit Example: Watermelon N 24.99 Coke-box Y 3 2.98 Cabbage N 10.78 Green-paper N 3 0.58 Paint Y 1 24.99 Tea N 1 1.99 The second parameter Y/N in each line indicates if item is taxable or not. If it is Y, then item is taxable, and customer should pay 6% KY tax for that item. Once your code reads the information from a file, the code should 4provide a receipt as follows: Logo for the company (information for customer) Name: Date:MM/DD/YYYY Time:HH/MM Page 1 of 2 179 words (* English (United States) * Focus E Erg 175% OO AutoSave OFF AOOO... Lab7(1) Qe Home Insert Draw Design Layout References Mailings Review View Tell me Share V Comments X Calibri (Bo... v 11 ~ A Aar A ST 0, AaBb CeDdle A: BucDdEt Paste BIU va x No Spacing x AZA Normal Dictate Styles Pane Sensitivity Logo for the company information for customer) Name: Date:MM/DD/YYYY Time:HHMM List of purchased items. For example Watermelon T Coke-box Cabbage Green-paper T Paint Tea Tax, Cost, and total payment Your name tag Page 1 of 2 179 words * English (United States) Focus E ER 175% OO AutoSave OFF AOOO... Lab7(1) Qe Home Insert Draw Design Layout References Mailings Review View Tell me Share V Comments G X [0 Calibri (Bo... V 11 21 ST AaBbCeDdEe 0 A: BucDdEet AP Aa v X ALA Paste BIUvab Normal No Soacing Dictate Styles Pane Sensitivity You need to have the most outer box, but inner boxes are up to you. Even if you do not have boxed for those sections, they need to be distinctive and separate from each other so that it is easy to see. Note that the taxable items have I before its name, indicating that it is Taxable item. Page 2 of 2 179 words * English (United States) Focus E ER 175% O 00 AutoSave OFF AO 2-0 ... Lab7(1) Qe Home Insert Draw Design Layout References Mailings Review View Tell me Share Comments X 0, AaBbCcDdEe A: BucDdEe: Paste Calibri (Bo... v 11 ~ A k Aav y=v=v | | BIU UvX x A-ZA LAUPUG Turun won ITC Normal No Spacing Dictate Styles Pane Sensitivity In this lab, you will be working on PHP code to read information from a file and create an HTML(PHP) file. The file that you will be reading will have the following information: Item-purchased taxable-or-not quantity cost-of-one-unit Example: Watermelon N 24.99 Coke-box Y 3 2.98 Cabbage N 10.78 Green-paper N 3 0.58 Paint Y 1 24.99 Tea N 1 1.99 The second parameter Y/N in each line indicates if item is taxable or not. If it is Y, then item is taxable, and customer should pay 6% KY tax for that item. Once your code reads the information from a file, the code should 4provide a receipt as follows: Logo for the company (information for customer) Name: Date:MM/DD/YYYY Time:HH/MM Page 1 of 2 179 words (* English (United States) * Focus E Erg 175% OO AutoSave OFF AOOO... Lab7(1) Qe Home Insert Draw Design Layout References Mailings Review View Tell me Share V Comments X Calibri (Bo... v 11 ~ A Aar A ST 0, AaBb CeDdle A: BucDdEt Paste BIU va x No Spacing x AZA Normal Dictate Styles Pane Sensitivity Logo for the company information for customer) Name: Date:MM/DD/YYYY Time:HHMM List of purchased items. For example Watermelon T Coke-box Cabbage Green-paper T Paint Tea Tax, Cost, and total payment Your name tag Page 1 of 2 179 words * English (United States) Focus E ER 175% OO AutoSave OFF AOOO... Lab7(1) Qe Home Insert Draw Design Layout References Mailings Review View Tell me Share V Comments G X [0 Calibri (Bo... V 11 21 ST AaBbCeDdEe 0 A: BucDdEet AP Aa v X ALA Paste BIUvab Normal No Soacing Dictate Styles Pane Sensitivity You need to have the most outer box, but inner boxes are up to you. Even if you do not have boxed for those sections, they need to be distinctive and separate from each other so that it is easy to see. Note that the taxable items have I before its name, indicating that it is Taxable item. Page 2 of 2 179 words * English (United States) Focus E ER 175%