arraycalculations
Posted: Fri Feb 19, 2010 2:53 pm
pickle | Please use [ code=php ], [ code=text ], etc tags where appropriate when posting code. Your post has been edited to reflect how we'd like it posted. Please read:
Posting Code in the Forums to learn how to do it too.
hi
I'm very new to php and I can't get out of this problem.
this first part works perfect (it display's an array in a colum)
but I want the folowing to do:
i want that each amout is mulitplied by each price in each row and add to 1 total
i was thinking of something like this, but it wont work:
please help me with this one
I'm looking forward to hearing from you guys
thanks
mBull
pickle | Please use [ code=php ], [ code=text ], etc tags where appropriate when posting code. Your post has been edited to reflect how we'd like it posted. Please read:
Posting Code in the Forums to learn how to do it too.
hi
I'm very new to php and I can't get out of this problem.
Code: Select all
<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Strict//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-strict.dtd">
<html xmlns="http://www.w3.org/1999/xhtml">
<head>
<meta http-equiv="Content-Type" content="text/html; charset=utf-8" />
<title>Untitled Document</title>
</head>
<body>
<?php
$total = 0;
$order = array( array("cola", 0.85 , 1),
array("hamburger", 4.95 , 2),
array("milkshake", 1.95 , 1),
array("fristi", 1.85, 1)
);
?>
<table border="1">
<tr>
<td><b>Product</b></td>
<td><b>Amount</b></td>
<td><b>Price</b></td>
</tr>
<?php
for ($row = 0; $row < 4; $row++)
{
echo "<tr>";
for ($col = 0; $col < 3; $col++)
{
echo "<td>".$order[$row][$col]."</td";
}
echo "</tr>";
}
echo $total;
?>
</table>
</body>
</html>
but I want the folowing to do:
i want that each amout is mulitplied by each price in each row and add to 1 total
i was thinking of something like this, but it wont work:
Code: Select all
for ($row=0; $row < 4; $row++)
{
for ($col = 1; $col < 3; $col++) //because you have to skip the first colom (0) start with 1
{
$total += $total + $order[$row] * $order[$col];
}
}
I'm looking forward to hearing from you guys
thanks
mBull
pickle | Please use [ code=php ], [ code=text ], etc tags where appropriate when posting code. Your post has been edited to reflect how we'd like it posted. Please read: