Re: array_map() with multiple callback functions
| From: | Alex Nikitin | Date: | Tue, 07 May 2013 21:43:25 +0000 |
| Subject: | Re: array_map() with multiple callback functions | ||
| References: | 1 2 | Groups: | php.general |
| Request: | Send a blank email to php-general+get-321029@lists.php.net to get a copy of this message | ||
Something like:
$cleanData = array_map(function($str){return strtolower(trim($str));},
$passedData);
--
The trouble with programmers is that you can never tell what a
programmer is doing until it’s too late. ~Seymour Cray
On Tue, May 7, 2013 at 4:29 PM, George Langley <george.langley@shaw.ca> wrote:
> Hi all. I want to apply strtolower() AND trim() to all items in an array. But I don't see
> a way to call multiple callbacks with the array_map() function.
> Are my two choices the following:
>
> // 1) nesting two array_map() calls
> $cleanData = array_map('trim',(array_map('strtolower',$rawData)));
>
>
> // 2) call my own function with array_walk()
> $cleanData = array_walk('myCleaner',$rawData);
>
> function myCleaner($passedData){
> $cleanData = array_map('strtolower',$passedData);
> $cleanData = array_map('trim',$cleanData);
> }
> //(Of course, wouldn't bother with a function, just to call array_map twice...)
>
> Just seeing if there's a better way than having to go through the array twice to apply
> each callback separately. Thanks,
>
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