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<?php $filename = '10.jpg'; $size = 'profile'; echo preg_replace('/(\.[^.]*)$/', "-$size$1", $filename); echo "\n"; $filename = 'john.smith.jpg'; $size = 'profile'; echo preg_replace('/(\.[^.]*)$/', "-$size$1", $filename);
Output for git.master, git.master_jit, rfc.property-hooks
10-profile.jpg john.smith-profile.jpg

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