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run code in 300+ PHP versions simultaneously
<?php $a = new stdClass; $b = new stdClass; $hashA = spl_object_hash($a); $hashB = spl_object_hash($b); var_dump($hashA, $hashB, bin2hex(hex2bin($hashA) ^ hex2bin($hashB)));
Output for 8.1.0 - 8.1.33, 8.2.0 - 8.2.29, 8.3.0 - 8.3.27, 8.4.1 - 8.4.14
string(32) "00000000000000010000000000000000" string(32) "00000000000000020000000000000000" string(32) "00000000000000030000000000000000"
Output for 8.0.30
string(32) "000000005719aad70000000050a0ceb0" string(32) "000000005719aad40000000050a0ceb0" string(32) "00000000000000030000000000000000"
Output for 8.0.29
string(32) "00000000349519e6000000005483cd38" string(32) "00000000349519e5000000005483cd38" string(32) "00000000000000030000000000000000"
Output for 8.0.28
string(32) "0000000028c21f62000000006090c6cc" string(32) "0000000028c21f61000000006090c6cc" string(32) "00000000000000030000000000000000"
Output for 8.0.27
string(32) "000000001b518e960000000039cca282" string(32) "000000001b518e950000000039cca282" string(32) "00000000000000030000000000000000"
Output for 8.0.26
string(32) "000000004cac3e020000000050dc8f9b" string(32) "000000004cac3e010000000050dc8f9b" string(32) "00000000000000030000000000000000"
Output for 8.0.25
string(32) "00000000377677eb0000000044dc1b76" string(32) "00000000377677e80000000044dc1b76" string(32) "00000000000000030000000000000000"
Output for 8.0.24
string(32) "000000003b3e4ea600000000626613dc" string(32) "000000003b3e4ea500000000626613dc" string(32) "00000000000000030000000000000000"
Output for 8.0.23
string(32) "000000005274ca270000000029529359" string(32) "000000005274ca240000000029529359" string(32) "00000000000000030000000000000000"
Output for 8.0.22
string(32) "0000000038659d7a00000000379961bb" string(32) "0000000038659d7900000000379961bb" string(32) "00000000000000030000000000000000"
Output for 8.0.21
string(32) "000000004254c37400000000189c54e0" string(32) "000000004254c37700000000189c54e0" string(32) "00000000000000030000000000000000"
Output for 8.0.20
string(32) "00000000662f18580000000053457ec9" string(32) "00000000662f185b0000000053457ec9" string(32) "00000000000000030000000000000000"
Output for 8.0.19
string(32) "000000003d09df630000000051d7e062" string(32) "000000003d09df600000000051d7e062" string(32) "00000000000000030000000000000000"
Output for 8.0.18
string(32) "000000000f85793a0000000041da0f8a" string(32) "000000000f8579390000000041da0f8a" string(32) "00000000000000030000000000000000"
Output for 8.0.17
string(32) "00000000649879b30000000030ec207a" string(32) "00000000649879b00000000030ec207a" string(32) "00000000000000030000000000000000"
Output for 8.0.16
string(32) "0000000046c4e5c40000000016ac403d" string(32) "0000000046c4e5c70000000016ac403d" string(32) "00000000000000030000000000000000"
Output for 8.0.15
string(32) "00000000727582bb000000001276ff7d" string(32) "00000000727582b8000000001276ff7d" string(32) "00000000000000030000000000000000"
Output for 8.0.14
string(32) "000000000eb8f6740000000041287cbd" string(32) "000000000eb8f6770000000041287cbd" string(32) "00000000000000030000000000000000"
Output for 8.0.13
string(32) "000000002b80b9fd0000000002beb929" string(32) "000000002b80b9fe0000000002beb929" string(32) "00000000000000030000000000000000"
Output for 8.0.12
string(32) "00000000343b62aa0000000004f371a2" string(32) "00000000343b62a90000000004f371a2" string(32) "00000000000000030000000000000000"
Output for 8.0.11
string(32) "0000000050feedf100000000197ce7cb" string(32) "0000000050feedf200000000197ce7cb" string(32) "00000000000000030000000000000000"
Output for 8.0.10
string(32) "00000000753765130000000013cc6592" string(32) "00000000753765100000000013cc6592" string(32) "00000000000000030000000000000000"
Output for 8.0.9
string(32) "0000000034cab41400000000352ac59b" string(32) "0000000034cab41700000000352ac59b" string(32) "00000000000000030000000000000000"
Output for 8.0.8
string(32) "0000000075406f34000000007e147ef8" string(32) "0000000075406f37000000007e147ef8" string(32) "00000000000000030000000000000000"
Output for 8.0.7
string(32) "000000000e4ebaad0000000057ed9c23" string(32) "000000000e4ebaae0000000057ed9c23" string(32) "00000000000000030000000000000000"
Output for 8.0.6
string(32) "00000000503609e90000000069cccb4e" string(32) "00000000503609ea0000000069cccb4e" string(32) "00000000000000030000000000000000"
Output for 8.0.5
string(32) "000000003b333545000000001d3cca9d" string(32) "000000003b333546000000001d3cca9d" string(32) "00000000000000030000000000000000"
Output for 8.0.3
string(32) "000000000db3f424000000003caadb7c" string(32) "000000000db3f427000000003caadb7c" string(32) "00000000000000030000000000000000"
Output for 8.0.2
string(32) "00000000398f57650000000018332335" string(32) "00000000398f57660000000018332335" string(32) "00000000000000030000000000000000"
Output for 8.0.1
string(32) "000000001b7b893200000000665dd92b" string(32) "000000001b7b893100000000665dd92b" string(32) "00000000000000030000000000000000"
Output for 8.0.0
string(32) "0000000022bd230400000000212b9fcb" string(32) "0000000022bd230700000000212b9fcb" string(32) "00000000000000030000000000000000"
Output for 7.4.33
string(32) "000000001e467288000000001943ca05" string(32) "000000001e46728b000000001943ca05" string(32) "00000000000000030000000000000000"
Output for 7.4.32
string(32) "000000003564992b0000000011cc135a" string(32) "00000000356499280000000011cc135a" string(32) "00000000000000030000000000000000"
Output for 7.4.30
string(32) "00000000622633aa0000000040ffab29" string(32) "00000000622633a90000000040ffab29" string(32) "00000000000000030000000000000000"
Output for 7.4.29
string(32) "000000007e49d203000000007bcdc073" string(32) "000000007e49d200000000007bcdc073" string(32) "00000000000000030000000000000000"
Output for 7.4.28
string(32) "000000004981e2270000000013cab6d2" string(32) "000000004981e2240000000013cab6d2" string(32) "00000000000000030000000000000000"
Output for 7.4.27
string(32) "000000006f7993e8000000002b79d03e" string(32) "000000006f7993eb000000002b79d03e" string(32) "00000000000000030000000000000000"
Output for 7.4.26
string(32) "0000000034490ba0000000007447bdf8" string(32) "0000000034490ba3000000007447bdf8" string(32) "00000000000000030000000000000000"
Output for 7.4.25
string(32) "000000003ea05e180000000075cd6266" string(32) "000000003ea05e1b0000000075cd6266" string(32) "00000000000000030000000000000000"
Output for 7.4.24
string(32) "0000000006a7e3480000000061457921" string(32) "0000000006a7e34b0000000061457921" string(32) "00000000000000030000000000000000"
Output for 7.4.23
string(32) "000000005f5744b40000000023ee43e2" string(32) "000000005f5744b70000000023ee43e2" string(32) "00000000000000030000000000000000"
Output for 7.4.22
string(32) "00000000201b3a9d000000002722918a" string(32) "00000000201b3a9e000000002722918a" string(32) "00000000000000030000000000000000"
Output for 7.4.21
string(32) "0000000064d517f600000000387f105d" string(32) "0000000064d517f500000000387f105d" string(32) "00000000000000030000000000000000"
Output for 7.4.20
string(32) "000000005fa8b29e000000005f7773bb" string(32) "000000005fa8b29d000000005f7773bb" string(32) "00000000000000030000000000000000"
Output for 7.4.16
string(32) "00000000562e40010000000031a0dc7c" string(32) "00000000562e40020000000031a0dc7c" string(32) "00000000000000030000000000000000"
Output for 7.4.15
string(32) "000000007ab3cb890000000022ae3701" string(32) "000000007ab3cb8a0000000022ae3701" string(32) "00000000000000030000000000000000"
Output for 7.4.14
string(32) "000000004019c0d30000000045954036" string(32) "000000004019c0d00000000045954036" string(32) "00000000000000030000000000000000"
Output for 7.4.13
string(32) "000000000123c76f00000000411cf6e3" string(32) "000000000123c76c00000000411cf6e3" string(32) "00000000000000030000000000000000"
Output for 7.4.12
string(32) "00000000382393c1000000003e411fba" string(32) "00000000382393c2000000003e411fba" string(32) "00000000000000030000000000000000"
Output for 7.4.11
string(32) "0000000065d83af9000000004b6b5c44" string(32) "0000000065d83afa000000004b6b5c44" string(32) "00000000000000030000000000000000"
Output for 7.4.10
string(32) "000000003fad73fb0000000021ec7002" string(32) "000000003fad73f80000000021ec7002" string(32) "00000000000000030000000000000000"
Output for 7.4.9
string(32) "000000006dd8a92a00000000034a1e6e" string(32) "000000006dd8a92900000000034a1e6e" string(32) "00000000000000030000000000000000"
Output for 7.4.8
string(32) "0000000054ca5e9200000000102e209a" string(32) "0000000054ca5e9100000000102e209a" string(32) "00000000000000030000000000000000"
Output for 7.4.7
string(32) "000000004341aa790000000059f6fcf1" string(32) "000000004341aa7a0000000059f6fcf1" string(32) "00000000000000030000000000000000"
Output for 7.4.6
string(32) "00000000562a512600000000444d5c62" string(32) "00000000562a512500000000444d5c62" string(32) "00000000000000030000000000000000"
Output for 7.4.5
string(32) "0000000036d5e2480000000032144a4c" string(32) "0000000036d5e24b0000000032144a4c" string(32) "00000000000000030000000000000000"
Output for 7.4.4
string(32) "000000001ff156f2000000000acc5426" string(32) "000000001ff156f1000000000acc5426" string(32) "00000000000000030000000000000000"
Output for 7.4.3
string(32) "00000000626853f10000000073fd0fa5" string(32) "00000000626853f20000000073fd0fa5" string(32) "00000000000000030000000000000000"
Output for 7.4.0
string(32) "0000000059314e8900000000267d6076" string(32) "0000000059314e8a00000000267d6076" string(32) "00000000000000030000000000000000"
Output for 7.3.33
string(32) "0000000015fafd7800000000450e3ae8" string(32) "0000000015fafd7b00000000450e3ae8" string(32) "00000000000000030000000000000000"
Output for 7.3.32
string(32) "00000000511ca01f000000000e3a0791" string(32) "00000000511ca01c000000000e3a0791" string(32) "00000000000000030000000000000000"
Output for 7.3.31
string(32) "000000003e550b5a000000002b280215" string(32) "000000003e550b59000000002b280215" string(32) "00000000000000030000000000000000"
Output for 7.3.30
string(32) "000000000faa1898000000001916b34b" string(32) "000000000faa189b000000001916b34b" string(32) "00000000000000030000000000000000"
Output for 7.3.29
string(32) "0000000034940885000000007478db4c" string(32) "0000000034940886000000007478db4c" string(32) "00000000000000030000000000000000"
Output for 7.3.28
string(32) "00000000787318ed0000000025b69a36" string(32) "00000000787318ee0000000025b69a36" string(32) "00000000000000030000000000000000"
Output for 7.3.27
string(32) "000000001e4220bf0000000074286bac" string(32) "000000001e4220bc0000000074286bac" string(32) "00000000000000030000000000000000"
Output for 7.3.26
string(32) "00000000325aff280000000006223fc9" string(32) "00000000325aff2b0000000006223fc9" string(32) "00000000000000030000000000000000"
Output for 7.3.25
string(32) "000000005d0844f80000000024672cd5" string(32) "000000005d0844fb0000000024672cd5" string(32) "00000000000000030000000000000000"
Output for 7.3.24
string(32) "0000000064cd8758000000007a500a04" string(32) "0000000064cd875b000000007a500a04" string(32) "00000000000000030000000000000000"
Output for 7.3.23
string(32) "000000000ebf332a00000000178525c9" string(32) "000000000ebf332900000000178525c9" string(32) "00000000000000030000000000000000"
Output for 7.3.21
string(32) "00000000287f754e000000006d405e37" string(32) "00000000287f754d000000006d405e37" string(32) "00000000000000030000000000000000"
Output for 7.3.20
string(32) "000000001d7f33f1000000002e6a7b0e" string(32) "000000001d7f33f2000000002e6a7b0e" string(32) "00000000000000030000000000000000"
Output for 7.3.19
string(32) "000000002884b58e00000000737a5637" string(32) "000000002884b58d00000000737a5637" string(32) "00000000000000030000000000000000"
Output for 7.3.18
string(32) "000000004fa52cc900000000023a7d29" string(32) "000000004fa52cca00000000023a7d29" string(32) "00000000000000030000000000000000"
Output for 7.3.17
string(32) "000000005e7f8af700000000087b2914" string(32) "000000005e7f8af400000000087b2914" string(32) "00000000000000030000000000000000"
Output for 7.3.16
string(32) "0000000032acda23000000007fc6a313" string(32) "0000000032acda20000000007fc6a313" string(32) "00000000000000030000000000000000"
Output for 7.2.33
string(32) "000000000eb1cd25000000004080d98e" string(32) "000000000eb1cd26000000004080d98e" string(32) "00000000000000030000000000000000"
Output for 7.2.32
string(32) "000000001525b2cb000000000626f419" string(32) "000000001525b2c8000000000626f419" string(32) "00000000000000030000000000000000"
Output for 7.2.31
string(32) "0000000065dbe223000000001fca9f0e" string(32) "0000000065dbe220000000001fca9f0e" string(32) "00000000000000030000000000000000"
Output for 7.2.30
string(32) "000000003e4643950000000004a037e0" string(32) "000000003e4643960000000004a037e0" string(32) "00000000000000030000000000000000"
Output for 7.2.29
string(32) "000000005bdbd6e100000000622773d9" string(32) "000000005bdbd6e200000000622773d9" string(32) "00000000000000030000000000000000"
Output for 7.2.6
string(32) "0000000006f6a2f50000000046db8418" string(32) "0000000006f6a2f60000000046db8418" string(32) "00000000000000030000000000000000"
Output for 7.2.0
string(32) "0000000029c891c60000000075710238" string(32) "0000000029c891c50000000075710238" string(32) "00000000000000030000000000000000"
Output for 7.1.20
string(32) "0000000007652d14000000003faa52de" string(32) "0000000007652d17000000003faa52de" string(32) "00000000000000030000000000000000"
Output for 7.1.10
string(32) "000000005edac8940000000017e49150" string(32) "000000005edac8970000000017e49150" string(32) "00000000000000030000000000000000"
Output for 7.1.7
string(32) "000000005384a9dd00000000143fbdaa" string(32) "000000005384a9de00000000143fbdaa" string(32) "00000000000000030000000000000000"
Output for 7.1.6
string(32) "0000000002180920000000002082d930" string(32) "0000000002180923000000002082d930" string(32) "00000000000000030000000000000000"
Output for 7.1.5
string(32) "00000000720c27280000000023d03009" string(32) "00000000720c272b0000000023d03009" string(32) "00000000000000030000000000000000"
Output for 7.1.1
string(32) "000000005b8f7be20000000053abe6af" string(32) "000000005b8f7be10000000053abe6af" string(32) "00000000000000030000000000000000"
Output for 7.1.0
string(32) "000000004866f33100000000408af2b9" string(32) "000000004866f33200000000408af2b9" string(32) "00000000000000030000000000000000"
Output for 7.0.20
string(32) "0000000050e2d8e00000000002fd77cc" string(32) "0000000050e2d8e30000000002fd77cc" string(32) "00000000000000030000000000000000"
Output for 7.0.15
string(32) "000000002c0f700c000000004534c5c5" string(32) "000000002c0f700f000000004534c5c5" string(32) "00000000000000030000000000000000"
Output for 7.0.14
string(32) "0000000066ef06f4000000005fe85764" string(32) "0000000066ef06f7000000005fe85764" string(32) "00000000000000030000000000000000"
Output for 7.0.13
string(32) "000000000754de8e00000000768582b1" string(32) "000000000754de8d00000000768582b1" string(32) "00000000000000030000000000000000"
Output for 7.0.12
string(32) "000000003a24383b00000000325104bf" string(32) "000000003a24383800000000325104bf" string(32) "00000000000000030000000000000000"
Output for 7.0.11
string(32) "000000001228e8310000000063e60751" string(32) "000000001228e8320000000063e60751" string(32) "00000000000000030000000000000000"
Output for 7.0.10
string(32) "00000000612171c5000000007d7fb1a4" string(32) "00000000612171c6000000007d7fb1a4" string(32) "00000000000000030000000000000000"
Output for 7.0.9
string(32) "000000000965721b000000000f2af269" string(32) "0000000009657218000000000f2af269" string(32) "00000000000000030000000000000000"
Output for 7.0.8
string(32) "000000006beb82790000000017697c4f" string(32) "000000006beb827a0000000017697c4f" string(32) "00000000000000030000000000000000"
Output for 7.0.7
string(32) "000000004eb52573000000005a7c2864" string(32) "000000004eb52570000000005a7c2864" string(32) "00000000000000030000000000000000"
Output for 7.0.6
string(32) "000000007e723978000000006788bd71" string(32) "000000007e72397b000000006788bd71" string(32) "00000000000000030000000000000000"
Output for 7.0.5
string(32) "0000000048297c230000000022885913" string(32) "0000000048297c200000000022885913" string(32) "00000000000000030000000000000000"
Output for 7.0.4
string(32) "00000000311f8276000000005cefa22f" string(32) "00000000311f8275000000005cefa22f" string(32) "00000000000000030000000000000000"
Output for 7.0.3
string(32) "000000002a65a90b000000004b622a83" string(32) "000000002a65a908000000004b622a83" string(32) "00000000000000030000000000000000"
Output for 7.0.2
string(32) "000000002989090a0000000014e1d928" string(32) "00000000298909090000000014e1d928" string(32) "00000000000000030000000000000000"
Output for 7.0.1
string(32) "00000000135a5900000000001ae40168" string(32) "00000000135a5903000000001ae40168" string(32) "00000000000000030000000000000000"
Output for 7.0.0
string(32) "000000007e2fae0e000000005811fb00" string(32) "000000007e2fae0d000000005811fb00" string(32) "00000000000000030000000000000000"

preferences:
181.75 ms | 573 KiB | 5 Q