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<?php $f = 'IMG_1474.PNG'; preg_match('/(.*)([.][^.]+$)/', $f, $match); echo preg_replace('/(.*)([.][^.]+$)/', '$1' . time() . '$2', $f); print_r($match);
Output for 7.2.0 - 7.2.34, 7.3.0 - 7.3.24, 7.4.0 - 7.4.12
604147502.PNGArray ( [0] => IMG_1474.PNG [1] => IMG_1474 [2] => .PNG )
preferences:
71.28 ms | 406 KiB | 5 Q