Posted by Brent Baisley on 11/18/05 16:24

You may want to use array_key_exists instead of isset. isset will
return false in the value for the array is NULL. Basically isset will
tell you if there is a value set for the array key, whereas
array_key_exists will tell you if the key exists or not, which is
what you want.


On Nov 18, 2005, at 9:00 AM, David Grant wrote:

> if (isset($values[4])
> unset($values[4]);
>
> Cheers,
>
> David Grant
>
> cybermalandro cybermalandro wrote:
>
>> I have an array with indexes 0 to 4 and I want to delete an
>> element of the
>> array if the index is equals 4. I want to delete the variable key
>> and value.
>> What is the best way to do so?
>>
>> foreach ($values as $key => $val){
>>
>> if ($key == "0") {
>> //
>> }
>> if ($key == "3") {
>> //
>> }
>> if ($key == "4") {
>> //delete value from array
>>
>> }
>> }
>>
>> Thanks!!!!!
>>
>>
>
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>
>

--
Brent Baisley
Systems Architect
Landover Associates, Inc.
Search & Advisory Services for Advanced Technology Environments
p: 212.759.6400/800.759.0577

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