3v4l.org

run code in 300+ PHP versions simultaneously
<?php $a = (object) array();$b = (object) array();function object_handle($object){ static $mask = 0; if (!$mask) { $obj = (object) array(); $mask = hexdec(substr(spl_object_hash($obj), 0, 16)); foreach (debug_backtrace(PHP_VERSION_ID >= 50400 ? DEBUG_BACKTRACE_IGNORE_ARGS : false) as $frame) { if (isset($frame['function'][0]) && !isset($frame['class']) && 'o' === $frame['function'][0] && in_array($frame['function'], array('ob_clean','ob_end_clean','ob_flush','ob_end_flush','ob_get_contents','ob_get_flush'), true)) { $frame = false; break; } } if ($frame) { ob_start(); debug_zval_dump($obj); $mask ^= substr(ob_get_clean(), 17); } } return hexdec(substr(spl_object_hash($object), 0, 16)) ^ $mask;}ob_start('abc');ob_end_flush();$o = array();echo object_handle($o[]=(object) array()), "\n";echo object_handle($o[]=(object) array()), "\n";echo object_handle($o[]=(object) array()), "\n";echo object_handle($o[]=(object) array()), "\n";echo object_handle($o[]=(object) array()), "\n";echo object_handle($o[]=(object) array()), "\n";echo object_handle($o[]=(object) array()), "\n";echo object_handle($b), "\n";echo object_handle($a), "\n";function abc(){ global $a; return object_handle($a);}

Here you find the average performance (time & memory) of each version. A grayed out version indicates it didn't complete successfully (based on exit-code).

VersionSystem time (s)User time (s)Memory (MiB)
8.3.60.0120.00318.41
8.3.50.0120.01022.01
8.3.40.0150.00018.80
8.3.30.0100.01019.27
8.3.20.0080.00020.16
8.3.10.0080.00020.54
8.3.00.0030.00619.38
8.2.180.0090.00618.29
8.2.170.0140.00422.96
8.2.160.0100.00320.34
8.2.150.0040.00424.18
8.2.140.0080.00024.66
8.2.130.0040.00426.16
8.2.120.0080.00022.11
8.2.110.0100.00022.13
8.2.100.0090.00317.91
8.2.90.0050.00317.88
8.2.80.0000.00818.86
8.2.70.0030.00617.93
8.2.60.0040.00417.75
8.2.50.0050.00317.55
8.2.40.0050.00319.31
8.2.30.0030.00618.21
8.2.20.0000.00717.78
8.2.10.0040.00418.11
8.2.00.0000.00717.75
8.1.280.0100.01025.92
8.1.270.0090.00323.99
8.1.260.0080.00026.35
8.1.250.0050.00328.09
8.1.240.0030.00723.88
8.1.230.0080.00419.23
8.1.220.0030.00517.77
8.1.210.0000.00818.77
8.1.200.0060.00317.47
8.1.190.0000.00817.23
8.1.180.0000.00818.10
8.1.170.0000.00819.02
8.1.160.0040.00421.95
8.1.150.0070.00018.90
8.1.140.0040.00417.51
8.1.130.0030.00317.76
8.1.120.0000.00717.54
8.1.110.0000.00917.55
8.1.100.0040.00417.53
8.1.90.0050.00317.48
8.1.80.0070.00017.56
8.1.70.0000.00717.39
8.1.60.0030.00617.61
8.1.50.0050.00317.41
8.1.40.0000.00817.55
8.1.30.0040.00417.58
8.1.20.0030.00517.61
8.1.10.0040.00417.64
8.1.00.0030.00717.58
8.0.300.0050.00318.77
8.0.290.0050.00316.88
8.0.280.0050.00218.38
8.0.270.0070.00017.22
8.0.260.0030.00317.34
8.0.250.0070.00017.09
8.0.240.0000.00717.05
8.0.230.0060.00017.07
8.0.220.0060.00617.03
8.0.210.0000.00816.98
8.0.200.0000.00717.07
8.0.190.0030.00717.09
8.0.180.0030.00717.07
8.0.170.0030.00517.03
8.0.160.0070.00017.05
8.0.150.0030.00516.90
8.0.140.0000.00916.96
8.0.130.0000.00513.43
8.0.120.0000.00816.93
8.0.110.0000.00716.85
8.0.100.0000.00716.83
8.0.90.0070.00016.86
8.0.80.0040.01116.95
8.0.70.0000.00816.87
8.0.60.0040.00417.05
8.0.50.0050.00316.87
8.0.30.0090.01416.97
8.0.20.0070.01317.40
8.0.10.0000.00717.09
8.0.00.0080.01216.90
7.4.330.0000.00515.00
7.4.320.0060.00016.44
7.4.300.0060.00016.64
7.4.290.0000.00716.55
7.4.280.0040.00416.64
7.4.270.0000.00816.64
7.4.260.0000.00716.41
7.4.250.0030.00616.59
7.4.240.0040.00316.51
7.4.230.0030.00316.57
7.4.220.0130.01316.61
7.4.210.0050.00816.55
7.4.200.0030.00316.46
7.4.160.0100.01016.47
7.4.150.0060.01217.40
7.4.140.0110.00617.86
7.4.130.0040.01416.58
7.4.120.0100.00816.43
7.4.110.0070.01516.51
7.4.100.0100.01016.46
7.4.90.0090.01516.45
7.4.80.0130.01019.39
7.4.70.0100.00716.42
7.4.60.0100.00616.68
7.4.50.0040.00416.38
7.4.40.0070.01016.54
7.4.30.0180.00316.74
7.4.00.0060.01015.11
7.3.330.0030.00313.29
7.3.320.0000.00513.54
7.3.310.0030.00316.27
7.3.300.0000.00716.41
7.3.290.0120.00916.53
7.3.280.0100.00616.47
7.3.270.0110.00717.40
7.3.260.0070.01016.52
7.3.250.0080.01016.41
7.3.240.0130.00416.41
7.3.230.0130.00416.73
7.3.210.0060.01216.57
7.3.200.0120.01319.39
7.3.190.0100.01016.48
7.3.180.0100.00716.62
7.3.170.0090.01216.64
7.3.160.0090.01216.56
7.2.330.0060.01216.70
7.2.320.0110.00716.79
7.2.310.0100.00816.75
7.2.300.0090.00916.85
7.2.290.0130.00316.69
7.2.60.0130.00016.98
7.2.00.0030.01019.27
7.1.200.0040.01115.50
7.1.100.0000.01118.00
7.1.70.0000.00916.87
7.1.60.0080.00319.32
7.1.50.0090.00617.09
7.1.00.0070.07322.48
7.0.200.0070.00316.74
7.0.140.0000.07722.16
7.0.100.0100.05020.00
7.0.90.0030.08719.98
7.0.80.0230.08319.88
7.0.70.0030.05020.04
7.0.60.0230.08020.08
7.0.50.0400.08020.23
7.0.40.0100.06720.18
7.0.30.0070.09020.11
7.0.20.0030.09720.05
7.0.10.0100.08020.07
7.0.00.0070.08719.99
5.6.280.0100.06721.11
5.6.250.0130.07320.73
5.6.240.0100.04320.53
5.6.230.0170.07020.55
5.6.220.0030.08020.73
5.6.210.0070.08020.64
5.6.200.0030.08721.19
5.6.190.0070.06720.98
5.6.180.0100.08020.98
5.6.170.0030.06721.13
5.6.160.0030.07721.15
5.6.150.0130.08320.96
5.6.140.0070.08321.13
5.6.130.0130.04020.95
5.6.120.0130.07320.95
5.6.110.0100.08721.04
5.6.100.0200.06721.04
5.6.90.0030.07321.03
5.6.80.0000.05720.51
5.6.70.0070.04020.37
5.6.60.0030.07320.40
5.6.50.0130.07020.36
5.6.40.0070.05720.34
5.6.30.0070.06720.42
5.6.20.0130.07720.45
5.6.10.0100.06020.54
5.6.00.0230.04320.29
5.5.380.0100.06020.52
5.5.370.0070.06720.54
5.5.360.0100.08320.36
5.5.350.0100.04720.39
5.5.340.0100.08720.78
5.5.330.0070.06320.91
5.5.320.0130.05320.94
5.5.310.0100.04320.66
5.5.300.0100.08020.75
5.5.290.0130.07720.85
5.5.280.0170.06720.94
5.5.270.0100.05020.79
5.5.260.0070.09020.83
5.5.250.0100.08020.73
5.5.240.0070.08020.15
5.5.230.0100.07720.19
5.5.220.0170.03720.20
5.5.210.0070.07320.18
5.5.200.0100.08020.24
5.5.190.0130.07720.13
5.5.180.0070.05020.26
5.5.160.0170.07020.13
5.5.150.0170.07020.23
5.5.140.0070.08320.12
5.5.130.0030.05020.29
5.5.120.0130.07320.23
5.5.110.0130.06320.12
5.5.100.0170.07020.20
5.5.90.0070.07720.18
5.5.80.0130.07720.11
5.5.70.0030.06020.11
5.5.60.0170.06319.95
5.5.50.0070.07719.95
5.5.40.0030.05020.02
5.5.30.0130.08020.13
5.5.20.0130.05720.07
5.5.10.0100.03719.98
5.5.00.0070.04020.05
5.4.450.0170.07019.45
5.4.440.0000.08719.38
5.4.430.0070.08019.37
5.4.420.0070.06019.36
5.4.410.0000.06319.04
5.4.400.0030.04719.05
5.4.390.0030.06019.04
5.4.380.0130.06719.14
5.4.370.0030.05018.85
5.4.360.0030.07319.21
5.4.350.0000.07318.95
5.4.340.0100.05719.04
5.4.320.0070.07719.25
5.4.310.0100.04719.03
5.4.300.0130.07318.91
5.4.290.0130.05019.23
5.4.280.0130.07319.20
5.4.270.0070.06318.90
5.4.260.0170.06719.10
5.4.250.0070.08018.89
5.4.240.0000.07019.22
5.4.230.0000.07719.22
5.4.220.0030.06319.04
5.4.210.0070.07318.87
5.4.200.0130.06719.17
5.4.190.0170.04719.02
5.4.180.0030.04319.04
5.4.170.0030.03719.17
5.4.160.0000.04019.12
5.4.150.0000.04019.03
5.4.140.0000.04016.46
5.4.130.0070.03716.41
5.4.120.0070.03316.41
5.4.110.0070.03716.48
5.4.100.0070.03316.45
5.4.90.0130.04716.49
5.4.80.0030.04716.36
5.4.70.0070.03316.54
5.4.60.0030.03716.37
5.4.50.0070.04716.48
5.4.40.0070.03316.53
5.4.30.0100.02716.33
5.4.20.0070.03316.36
5.4.10.0070.03716.23
5.4.00.0030.03315.84
5.3.290.0070.08014.62
5.3.280.0100.07014.69
5.3.270.0030.03714.61
5.3.260.0070.03714.60
5.3.250.0000.04014.78
5.3.240.0030.03714.66
5.3.230.0030.03714.70
5.3.220.0030.04714.63
5.3.210.0000.04014.76
5.3.200.0030.03714.67
5.3.190.0070.03714.56
5.3.180.0030.03714.57
5.3.170.0030.03714.68
5.3.160.0030.04314.73
5.3.150.0030.03014.61
5.3.140.0000.04014.65
5.3.130.0100.03314.56
5.3.120.0030.05014.64
5.3.110.0030.03714.62
5.3.100.0030.04013.95
5.3.90.0030.03714.12
5.3.80.0000.04014.17
5.3.70.0030.03713.95
5.3.60.0000.04014.09
5.3.50.0000.04313.94
5.3.40.0070.03313.97
5.3.30.0000.04014.05
5.3.20.0070.03013.67
5.3.10.0070.03013.59
5.3.00.0100.03313.73
5.2.170.0000.03312.23
5.2.160.0000.03012.23
5.2.150.0000.03312.23
5.2.140.0030.02712.23
5.2.130.0030.03312.23
5.2.120.0000.03012.23
5.2.110.0030.02712.23
5.2.100.0070.02312.23
5.2.90.0070.02312.23
5.2.80.0000.03312.23
5.2.70.0000.03012.23
5.2.60.0070.02312.23
5.2.50.0000.03012.23
5.2.40.0030.03312.23
5.2.30.0000.03012.23
5.2.20.0030.02312.23
5.2.10.0000.03012.23
5.2.00.0000.03012.23
5.1.60.0070.02012.23
5.1.50.0070.02012.23
5.1.40.0000.02712.23
5.1.30.0000.02712.23
5.1.20.0000.02712.23
5.1.10.0030.02712.23
5.1.00.0070.02012.23
5.0.50.0070.01712.23
5.0.40.0070.02712.23
5.0.30.0000.03012.23
5.0.20.0030.02012.23
5.0.10.0000.02012.23
5.0.00.0000.04712.23
4.4.90.0070.01012.23
4.4.80.0000.01712.23
4.4.70.0000.02312.23
4.4.60.0000.01712.23
4.4.50.0000.01712.23
4.4.40.0070.04012.23
4.4.30.0030.01312.23
4.4.20.0030.01312.23
4.4.10.0000.01712.23
4.4.00.0000.02312.23
4.3.110.0000.01712.23
4.3.100.0030.01312.23
4.3.90.0000.01312.23
4.3.80.0000.02312.23
4.3.70.0000.03712.23
4.3.60.0000.03712.23
4.3.50.0030.03312.23
4.3.40.0000.05312.23
4.3.30.0000.03012.23
4.3.20.0030.03312.23
4.3.10.0030.03012.23
4.3.00.0000.03712.23

preferences:
46.09 ms | 401 KiB | 5 Q