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<?php $di = (new DateTime('2012-10-20'))->diff(new DateTime('2012-12-10')); print_r2((new DateTime('2015-09-30'))->add($di));
Output for git.master, git.master_jit, rfc.property-hooks
Fatal error: Uncaught Error: Call to undefined function print_r2() in /in/XWOHn:5 Stack trace: #0 {main} thrown in /in/XWOHn on line 5
Process exited with code 255.

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