3v4l.org

run code in 300+ PHP versions simultaneously
<?php $items = array(new \stdClass(), new \stdClass()); $udiff = array_udiff($items, $items, function ($a, $b) { $result = $a === $b; return $result; }); var_dump($udiff);

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)
8.3.60.0140.00716.61
8.3.50.0090.00822.93
8.3.40.0070.00718.88
8.3.30.0060.00819.14
8.3.20.0050.00220.34
8.3.10.0080.00023.65
8.3.00.0040.00419.26
8.2.180.0110.00318.40
8.2.170.0070.00722.96
8.2.160.0070.00720.43
8.2.150.0050.00324.18
8.2.140.0040.00424.66
8.2.130.0040.00426.16
8.2.120.0050.00320.86
8.2.110.0100.00621.12
8.2.100.0090.00317.80
8.2.90.0000.00819.22
8.2.80.0030.00517.97
8.2.70.0000.00817.50
8.2.60.0060.00318.04
8.2.50.0060.00318.10
8.2.40.0050.00318.09
8.2.30.0060.00318.08
8.2.20.0040.00417.73
8.2.10.0040.00418.13
8.2.00.0040.00417.61
8.1.280.0110.00725.92
8.1.270.0040.00423.71
8.1.260.0000.00726.35
8.1.250.0040.00428.09
8.1.240.0000.00923.96
8.1.230.0110.00017.42
8.1.220.0060.00317.78
8.1.210.0030.00618.77
8.1.200.0030.00617.35
8.1.190.0060.00317.36
8.1.180.0030.00618.10
8.1.170.0060.00318.51
8.1.160.0000.00822.02
8.1.150.0040.00418.80
8.1.140.0000.00717.55
8.1.130.0000.00717.74
8.1.120.0000.00717.37
8.1.110.0040.00417.37
8.1.100.0000.00717.32
8.1.90.0000.00717.50
8.1.80.0040.00417.48
8.1.70.0030.00317.46
8.1.60.0080.00017.64
8.1.50.0000.00817.42
8.1.40.0040.00417.55
8.1.30.0040.00417.58
8.1.20.0000.00717.59
8.1.10.0000.00717.64
8.1.00.0030.00617.38
8.0.300.0020.00518.77
8.0.290.0040.00416.75
8.0.280.0030.00318.45
8.0.270.0090.00017.20
8.0.260.0030.00317.22
8.0.250.0030.00317.06
8.0.240.0070.00016.92
8.0.230.0040.00417.00
8.0.220.0030.00316.83
8.0.210.0030.00316.85
8.0.200.0030.00617.00
8.0.190.0050.00316.93
8.0.180.0030.00316.85
8.0.170.0040.00416.95
8.0.160.0030.00316.94
8.0.150.0030.00616.88
8.0.140.0000.00716.81
8.0.130.0000.00613.39
8.0.120.0030.00616.86
8.0.110.0040.00416.82
8.0.100.0080.00016.75
8.0.90.0000.00716.86
8.0.80.0080.00816.96
8.0.70.0020.00516.83
8.0.60.0040.00416.78
8.0.50.0030.00516.89
8.0.30.0090.01017.21
8.0.20.0090.01017.40
8.0.10.0040.00416.94
8.0.00.0100.01016.69
7.4.330.0000.00615.09
7.4.320.0030.00316.61
7.4.300.0000.00616.51
7.4.290.0060.00016.59
7.4.280.0080.00016.59
7.4.270.0000.00716.50
7.4.260.0060.00316.38
7.4.250.0040.00416.58
7.4.240.0020.00616.48
7.4.230.0040.00416.60
7.4.220.0100.00716.71
7.4.210.0110.00716.55
7.4.200.0000.00716.60
7.4.160.0060.00916.57
7.4.150.0170.00317.40
7.4.140.0090.00817.86
7.4.130.0080.00816.43
7.4.120.0120.00516.50
7.4.110.0090.00616.49
7.4.100.0150.00916.25
7.4.90.0070.01016.26
7.4.80.0090.01419.39
7.4.70.0100.00716.47
7.4.60.0090.00616.41
7.4.50.0040.00016.42
7.4.40.0160.00016.40
7.4.30.0110.00716.72
7.4.00.0000.01614.99
7.3.330.0030.00313.27
7.3.320.0000.00513.22
7.3.310.0070.00016.33
7.3.300.0000.00616.25
7.3.290.0130.00316.35
7.3.280.0090.00716.31
7.3.270.0060.01217.40
7.3.260.0100.01416.27
7.3.250.0120.00716.41
7.3.240.0140.00316.25
7.3.230.0110.00616.64
7.3.210.0060.01316.23
7.3.200.0090.00819.39
7.3.190.0030.01316.24
7.3.180.0080.00816.27
7.3.170.0070.00816.69
7.3.160.0100.01016.63
7.2.330.0090.00916.40
7.2.320.0130.00616.45
7.2.310.0090.00916.71
7.2.300.0000.01716.73
7.2.290.0030.01516.67
7.2.00.0000.01019.18
7.1.100.0110.00716.56
7.1.70.0000.00717.20
7.1.60.0080.00316.98
7.1.50.0060.01816.86
7.1.00.0000.08022.48
7.0.200.0030.01416.48
7.0.140.0000.07722.09
7.0.110.0030.08719.85
7.0.100.0230.07019.93
7.0.90.0100.07719.95
7.0.80.0130.07020.02
7.0.70.0030.05320.03
7.0.60.0030.06719.89
7.0.50.0070.07720.16
7.0.40.0170.07320.16
7.0.30.0130.06320.16
7.0.20.0000.04720.27
7.0.10.0070.08020.05
7.0.00.0100.08020.11
5.6.280.0030.07321.13
5.6.260.0030.08020.59
5.6.250.0100.07320.72
5.6.240.0100.07720.67
5.6.230.0130.07720.67
5.6.220.0070.08320.64
5.6.210.0130.08020.73
5.6.200.0030.08721.15
5.6.190.0130.08020.95
5.6.180.0030.08721.03
5.6.170.0030.08321.22
5.6.160.0100.05021.08
5.6.150.0030.08321.15
5.6.140.0100.07721.09
5.6.130.0100.07321.27
5.6.120.0170.07721.05
5.6.110.0100.07721.14
5.6.100.0100.08020.98
5.6.90.0070.07721.25
5.6.80.0030.07320.34
5.6.70.0100.07320.43
5.6.60.0030.07320.46
5.6.50.0130.07720.41
5.6.40.0100.08020.32
5.6.30.0070.08320.55
5.6.20.0000.08720.31
5.6.10.0070.07720.29
5.6.00.0030.07720.46
5.5.380.0070.08020.39
5.5.370.0030.08320.29
5.5.360.0100.08020.57
5.5.350.0100.08320.47
5.5.340.0070.08321.02
5.5.330.0130.07720.71
5.5.320.0170.07020.92
5.5.310.0000.08021.04
5.5.300.0070.07720.90
5.5.290.0100.06021.04
5.5.280.0100.08720.98
5.5.270.0170.06720.84
5.5.260.0170.07720.73
5.5.250.0000.08720.75
5.5.240.0130.07720.36
5.5.230.0100.05020.40
5.5.220.0030.08320.36
5.5.210.0170.06720.27
5.5.200.0030.07020.32
5.5.190.0070.07720.24
5.5.180.0130.06720.34
5.5.160.0130.06720.31
5.5.150.0130.07720.37
5.5.140.0130.07320.25
5.5.130.0170.07020.16
5.5.120.0100.08020.09
5.5.110.0230.03320.21
5.5.100.0200.07020.15
5.5.90.0030.08320.27
5.5.80.0100.07019.98
5.5.70.0070.08020.24
5.5.60.0030.07720.04
5.5.50.0100.07720.24
5.5.40.0030.04720.00
5.5.30.0030.07320.15
5.5.20.0100.07320.03
5.5.10.0100.07719.96
5.5.00.0100.06720.11
5.4.450.0030.07019.50
5.4.440.0170.07319.55
5.4.430.0130.07319.57
5.4.420.0130.07019.50
5.4.410.0070.07319.36
5.4.400.0100.07318.99
5.4.390.0100.07319.01
5.4.380.0070.04319.02
5.4.370.0100.07018.99
5.4.360.0100.04319.34
5.4.350.0170.07019.09
5.4.340.0070.07318.95
5.4.320.0030.07719.18
5.4.310.0000.04319.01
5.4.300.0100.07019.31
5.4.290.0170.06718.98
5.4.280.0200.06719.24
5.4.270.0130.06719.33
5.4.260.0130.06319.24
5.4.250.0170.06719.08
5.4.240.0100.07019.22
5.4.230.0170.06319.32
5.4.220.0130.07319.08
5.4.210.0030.08019.14
5.4.200.0170.06719.00
5.4.190.0070.07319.17
5.4.180.0000.08719.06
5.4.170.0130.07318.98
5.4.160.0030.08718.97
5.4.150.0170.07719.00
5.4.140.0070.07716.34
5.4.130.0030.07716.59
5.4.120.0130.06316.48
5.4.110.0070.07316.57
5.4.100.0070.05016.47
5.4.90.0170.06316.46
5.4.80.0070.06016.45
5.4.70.0100.06316.20
5.4.60.0130.07016.52
5.4.50.0100.06716.29
5.4.40.0070.07316.45
5.4.30.0070.07316.44
5.4.20.0030.05716.28
5.4.10.0100.07716.47
5.4.00.0130.07016.07
5.3.290.0070.04014.91
5.3.280.0100.05714.61
5.3.270.0130.07314.61
5.3.260.0030.08014.58
5.3.250.0030.07314.61
5.3.240.0030.07014.62
5.3.230.0100.07014.57
5.3.220.0030.08014.70
5.3.210.0100.07014.71
5.3.200.0030.08014.59
5.3.190.0070.07714.70
5.3.180.0070.07314.57
5.3.170.0030.08314.59
5.3.160.0130.07714.52
5.3.150.0070.07014.52
5.3.140.0030.07014.56
5.3.130.0100.08014.54
5.3.120.0030.07714.52
5.3.110.0130.06314.58
5.3.100.0030.07314.05
5.3.90.0070.06314.01
5.3.80.0000.04714.03
5.3.70.0100.07314.14
5.3.60.0100.07313.98
5.3.50.0100.06713.95
5.3.40.0170.06713.95
5.3.30.0030.07313.97
5.3.20.0070.06713.66
5.3.10.0030.07013.52
5.3.00.0170.06713.60
5.2.170.0070.06311.82
5.2.160.0030.06011.82
5.2.150.0130.05011.82
5.2.140.0030.06711.82
5.2.130.0030.06311.82
5.2.120.0130.05311.82
5.2.110.0100.06311.82
5.2.100.0070.06711.82
5.2.90.0100.04711.82
5.2.80.0100.05711.82
5.2.70.0070.04011.82
5.2.60.0000.07011.82
5.2.50.0000.06311.82
5.2.40.0070.06011.82
5.2.30.0000.05311.82
5.2.20.0000.03711.82
5.2.10.0030.04311.82
5.2.00.0000.06311.82
5.1.60.0100.04711.82
5.1.50.0030.05311.82
5.1.40.0100.04711.82
5.1.30.0030.05711.82
5.1.20.0100.05011.82
5.1.10.0000.04711.82
5.1.00.0070.04311.82
5.0.50.0000.04311.82
5.0.40.0030.03711.82
5.0.30.0030.05311.82
5.0.20.0030.04011.82
5.0.10.0000.04711.82
5.0.00.0030.04711.82
4.4.90.0030.03311.82
4.4.80.0000.03311.82
4.4.70.0000.02011.82
4.4.60.0030.03311.82
4.4.50.0000.02311.82
4.4.40.0100.04311.82
4.4.30.0000.03711.82
4.4.20.0030.03711.82
4.4.10.0070.03311.82
4.4.00.0030.05011.82
4.3.110.0000.04011.82
4.3.100.0130.01711.82
4.3.90.0030.03311.82
4.3.80.0030.05011.82
4.3.70.0070.03011.82
4.3.60.0030.03311.82
4.3.50.0000.04011.82
4.3.40.0000.05011.82
4.3.30.0070.03011.82
4.3.20.0030.03011.82
4.3.10.0030.03711.82
4.3.00.0030.02311.82

preferences:
51.01 ms | 401 KiB | 5 Q