2012/8/20 Etienne Kneuss <col...@php.net>:
> On Sun, Aug 19, 2012 at 11:57 PM, Yasuo Ohgaki <yohg...@ohgaki.net> wrote:
>> 2012/8/18 Rasmus Lerdorf <ras...@lerdorf.com>:
>>> On 08/17/2012 05:21 PM, Rasmus Schultz wrote:
>>>>>
>>>>> if(($key = array_search($del_val, $messages)) !== false) {
>>>>> unset($messages[$key]);
>>>>> }
>>>>>
>>>>> Nothing horrible here.
>>>>>
>>>>
>>>> I disagree - this is (or should be) a simple, atomic operation...
>>>> yet, you've got a function-call, an intermediary variable, a boolean test,
>>>> and an unset statement repeating the name of the array you're deleting
>>>> from.
>>>>
>>>> This should be a simple statement or function/method-call, and in most
>>>> other languages it would be...
>>>
>>> Really? I can't think of a single language that has a call to remove an
>>> element by value in a key-value hash. Do you have some examples? What do
>>> you do with duplicates?
>>>
>>
>> Ruby can do (using irb)
>>
>> ruby-1.9.2-p180 :007 > h = {"apple"=>150, "banana"=>300, "lemon"=>300}
>> => {"apple"=>150, "banana"=>300, "lemon"=>300}
>> ruby-1.9.2-p180 :008 > h.delete_if { |k,v| v==300 }
>> => {"apple"=>150}
>>
>> May be we should have something like
>>
>> array_delete_if($array, function($v, $k=null) { if ($v == 300) return true;
>> })
>
> So array_filter?
I'll use it or like for deleting, but the point of this thread is
"intuitive function for deleting element(s)"
array_delete($array, $value|callable)
would be nicer for users, perhaps.
--
Yasuo Ohgaki
yohg...@ohgaki.net
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