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foreach and array question


xander85

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I have a foreach loop that I am using now:

 

foreach($_SESSION['box'] as $CartItem[]=>$items)
{
echo "<p>";
	foreach($items as $item)
	{
		echo "<div class='order'>$item</div>";
	}
echo "</p>";
}
}

 

It works perfect and accomplishes what I need, partially. My question is this:

each $items will have 8 different rows and want to display each one different using css.

For example, i want to display three different rows like this:

 

for array value 1 i want: echo "<div class='order'>$item</div>"

array value 2 i want: echo "div class='order2'>$item</div>"

.....

all the way through that array.

 

How is this possible? I tried using if statements and I couldn't figure it out.

 

Also, how do you remove an arbitrary value from an array? Like my array contains five individuals array and I want to remove the third one.

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I'm not sure that will work. Is there a way I can just create a "rule" for each value in each array since they are all going to have the same type of information.

 

My main array is setup as an array of the following array:

 

$items[] = (value1, value2, value3, value4, ...., value 8)

 

I want to assign a "rule" for each specific value (1 thru 8). Is there a way to do this like:

if($items[0])

{

....

}

if($items[1])

{

....

}

 

etc for all of each eight cases.

 

The main array will just feature X amount of the $items array and all need to be handled the same. Hope this helps.

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To remove one value from the array use unset().

To assign an action to each "case", ie each value, use a switch statement

<?php
unset($items[3]);
foreach($items AS $k=>$i){
   switch($k){
      case 1:
        //do this
      case 2: 
       //do this
     default:
      //do this.
   }
}

?>

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try

foreach($_SESSION['box'] as $CartItem[]=>$items)
{
echo "<p>";
	foreach($items as $key => $item)
	{
                        if($key) $class = 'order'.++$key; else $class = 'order';
		echo "<div class='$class'>$item</div>";
	}
echo "</p>";
}
}

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