typo3 file saving from backen with dynamic path -

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i have save posts images. create directory each post , save images there, in backend if edit/save post relation between images , post dies, ideea how can configure saving path backend? anticipated.

i guess forgot set directory in file: ext_emconf.php not done when creating dir in extension itself. maybe (or typo3) problem

go file: ext_emconf.php: , edit array 'createdirs' => '


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