what happen with my memcache (and php), please help

[son at raider.co.nz]

Thanks but it does not work ....

Look simple but I can solve this problem



> Try using add().  set() will set it unconditionally.
>
> son at raider.co.nz wrote:
>> Hello all
>>
>> I have a php page that call function bellow:
>>
>> ----------------------
>>
>> function redirect_process($key) {
>>     ....
>> 	$value = $memcache->get($key); //get value from memcache
>> 	if (!$value) {
>> 			if (!$memcache->get('temp:'.$key)) {
>> 	    		$memcache->set('temp:'.$key, 1); //set 1
>>                 echo 'This key is NOT set';
>> 				usleep(50000000); //sleep for 50 seconds
>> 				$memcache->delete('temp:'.$key); //delete this key
>>     	    }
>> 			else if	($memcache->get('temp:'.$key))  {
>> 				echo 'this key AREADY set';
>>          }
>>     }
>> }
>>
>> -------------------------------------
>>
>> Then I hit the page with a key that is not in memcache yet sing browsers
>> (firefox) in my computer. The second is after the first.
>>
>> However, I never get the message "this key AREADY set".
>>
>> In both cases, I only get 'This key is NOT set'.
>>
>> I donot know why. I think that my code is very clear.
>>
>> Note: I ONLY "get this key AREADY set" message when I remove the code:
>>
>> usleep(50000000);
>> $memcache->delete('temp:'.$key);
>>
>>
>> Could you please help
>> regards
>> shoa
>>
>>
>>
>>
>>
>>
>>
>>
>
>