foreach iterates over an array or a object (see Traversable ).
If you pass anything different he complains
<?php
if( !is_scalar( $collection ) )
foreach( $collection as $element )
print_r( $element );
On Thu, Jul 16, 2009 at 4:53 PM, Kyle Smith <kyle.smith@xxxxxxxxxxxxxx>wrote:
> Miller, Terion wrote:
>
>> Why is this an invalid argument?
>>
>> foreach(($row['inType']) as $inType){
>>
>> echo $inType,'<br>';}
>>
>> I am trying to output results from a data base that may have multiple
>> results for the same name....
>>
>> So trying to use an array and foreach that is the right track ...right?
>>
>>
>>
>>
> Looks like you meant to do something like this:
>
> // Always better to be plural when you have an array.
> $rows = whatever_your_rows_come_from();
>
> foreach($rows as $row)
> {
> $inType = $row['inType'];
> echo $inType . '<br />';
> }
>
>
> HTH,
> Kyle
>
--
Martin Scotta
