1--TEST-- 2Lengths and references are not signed 3--FILE-- 4<?php 5 6var_dump(unserialize('s:+1:"x";')); 7var_dump(unserialize('s:-1:"x";')); 8var_dump(unserialize('a:+0:{}')); 9var_dump(unserialize('a:-0:{}')); 10var_dump(unserialize('O:+8:"stdClass":0:{}')); 11var_dump(unserialize('O:-8:"stdClass":0:{}')); 12var_dump(unserialize('C:+11:"ArrayObject":0:{}')); 13var_dump(unserialize('C:-11:"ArrayObject":0:{}')); 14var_dump(unserialize('a:1:{i:0;r:+1;}')); 15var_dump(unserialize('a:1:{i:0;r:-1;}')); 16var_dump(unserialize('a:1:{i:0;R:+1;}')); 17var_dump(unserialize('a:1:{i:0;R:-1;}')); 18 19?> 20--EXPECTF-- 21Warning: unserialize(): Error at offset 0 of 9 bytes in %s on line %d 22bool(false) 23 24Warning: unserialize(): Error at offset 0 of 9 bytes in %s on line %d 25bool(false) 26 27Warning: unserialize(): Error at offset 0 of 7 bytes in %s on line %d 28bool(false) 29 30Warning: unserialize(): Error at offset 0 of 7 bytes in %s on line %d 31bool(false) 32 33Warning: unserialize(): Error at offset 0 of 20 bytes in %s on line %d 34bool(false) 35 36Warning: unserialize(): Error at offset 0 of 20 bytes in %s on line %d 37bool(false) 38 39Warning: unserialize(): Error at offset 0 of 24 bytes in %s on line %d 40bool(false) 41 42Warning: unserialize(): Error at offset 0 of 24 bytes in %s on line %d 43bool(false) 44 45Warning: unserialize(): Error at offset 9 of 15 bytes in %s on line %d 46bool(false) 47 48Warning: unserialize(): Error at offset 9 of 15 bytes in %s on line %d 49bool(false) 50 51Warning: unserialize(): Error at offset 9 of 15 bytes in %s on line %d 52bool(false) 53 54Warning: unserialize(): Error at offset 9 of 15 bytes in %s on line %d 55bool(false) 56