On Tue, May 11, 2010 at 4:03 PM, Jim Lucas <[email protected]> wrote:
> Paul Halliday wrote:
>> On Tue, May 11, 2010 at 2:25 PM, Jim Lucas <[email protected]> wrote:
>>> Paul Halliday wrote:
>>>> I have this:
>>>>
>>>> while ($row = mysql_fetch_array($theData[0])) {
>>>>
>>>> $col1[] = $row[0];
>>>> $col2[] = lookup($row[1]); // this goes off and gets the country name.
>>>>
>>>> I then loop through col1 and col2 to produce something like this:
>>>>
>>>> 52 ARMENIA
>>>> 215 CANADA
>>>> 57 CANADA
>>>> 261 COLOMBIA
>>>> 53 EGYPT
>>>> 62 INDIA
>>>> 50 INDIA
>>>>
>>>> Is there a way I can group these?
>>>>
>>>> Thanks!
>>>>
>>> Group them??
>>>
>>> How about this
>>>
>>> while ($row = mysql_fetch_array($theData[0])) {
>>>
>>> $col1[lookup($row[1])][] = $row[0];
>>>
>>> which, using the data you showed, will give you this
>>>
>>>
>>> Array
>>> (
>>> [ARMENIA] => Array
>>> (
>>> [0] => 52
>>> )
>>>
>>> [CANADA] => Array
>>> (
>>> [0] => 215
>>> [1] => 57
>>> )
>>>
>>> [COLOMBIA] => Array
>>> (
>>> [0] => 261
>>> )
>>>
>>> [EGYPT] => Array
>>> (
>>> [0] => 53
>>> )
>>>
>>> [INDIA] => Array
>>> (
>>> [0] => 62
>>> [1] => 50
>>> )
>>>
>>> )
>>>
>>> --
>>> Jim Lucas
>>>
>>> "Some men are born to greatness, some achieve greatness,
>>> and some have greatness thrust upon them."
>>>
>>> Twelfth Night, Act II, Scene V
>>> by William Shakespeare
>>>
>>
>> I was actually hoping to have them arranged like:
>>
>> $col1[0] = INDIA
>> $col2[0] = 112
>> $col1[1] = CANADA
>> $col2[1] = 272
>> ...
>>
>> Thanks.
>>
>
> Well, then take what I gave you and do this:
>
> $group[lookup($row[1])][] = $row[0];
>
> foreach ( $group AS $x => $y )
> {
> $col1[] = $x;
> $col2[] = array_sum($y);
> }
>
>
> In the end you will end up with this
>
> <plaintext><?php
>
> $data = array(
> array(52, 'ARMENIA'),
> array(215, 'CANADA'),
> array(57, 'CANADA'),
> array(261, 'COLOMBIA'),
> array(53, 'EGYPT'),
> array(62, 'INDIA'),
> array(50, 'INDIA'),
> );
>
> foreach ( $data AS $row )
> {
> $group[$row[1]][] = $row[0];
> }
>
> print_r($group);
>
> foreach ( $group AS $x => $y )
> {
> $col1[] = $x;
> $col2[] = array_sum($y);
> }
>
> print_r($col1);
> print_r($col2);
>
>
Perfect! and a lot simpler than I thought.
Thanks.
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