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<?php $x = 'a:5:{i:0;O:9:"exception":1:{s:17:"'."\0".'Exception'."\0".'string";O:9:"exception":1:{s:17:"'."\0".'Exception'."\0".'string";r:2;}}i:1;i:2;i:2;R:3;i:3;i:4;i:4;R:4;}'; $x = unserialize($x); var_dump($x);

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