Re: foreach $_FILES

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Shaun,

That is the documented behaviour for form fields in PHP.

See "Dots in incoming variable names" on the following page:

http://php.net/variables.external

Cheers,

David Grant

Shaun wrote:
> Hi,
> 
> I have a form on my site with many file fields for users to upload files. I 
> am trying to verify that for each file uploaded it corresponds with the name 
> of the file field i.e.
> 
> <tr>
>    <td>File_1.CSV:</td>
>    <td><input type="file" name="File_1.CSV"></td>
> </tr>
> <tr>
>    <td>File_2.CSV:</td>
>    <td><input type="file" name="File_2.CSV"></td>
> </tr>
> 
> However if I loop through the $_FILES array like this:
> 
> foreach( $_FILES as $key => $value ){
>    echo '$key = '.$key.'<br />';
>    echo '$value = '.$value.'<br />';
> }
> 
> $key = File_1_CSV
> $value['name'] = File_1.CSV
> $key = File_2_CSV
> $value['name'] = File_2.CSV
> 
> The . is replaced with an underscore in the $key value. I could get around 
> this with a substr() but it seems a little inelegant, can anyone tell me why 
> this is happening please?
> 
> Thanks for your advice. 
> 


-- 
David Grant
http://www.grant.org.uk/

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