[TYPO3-dev] typo3 5.0

[Martin Kutschker]

Dmitry Dulepov schrieb:
> Hi!
> 
> Martin Kutschker wrote:
> 
>> R. van Twisk schrieb:
>>
>>>
>>> be careful with serialized arrays in a database.
>>> If your data is in latin1, and at some point you want to upgrade
>>> to utf-8 (database) then your serialized arrays might break.
>>> when you let iconv  or mysql do the conversion.
>>
>>
>> How come? Why did iconv break your array?
> 
> 
> Some characters may translate into two byte utf-8 characters but PHP's 
> array length will not change in the serialized form. This way, for 
> example, you may loose all your templavoila mapping if you have 
> non-english charaters in them...

I see. But only a minor problem if the updating scripts knows that it deals 
with serialied arrays: simply unserialize, convert and serialize again.

Note that any updating script also have to know about XML because if the 
charset declaration.

Masi