3v4l.org

run code in 300+ PHP versions simultaneously
<?php $a = new DateTime(); $json = json_encode(array('a' => $a)); var_dump($a); var_dump($json); $b = json_decode($json, true)['a']; var_dump(DateTime::__set_state($b));

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)
8.3.60.0150.00316.75
8.3.50.0120.00721.35
8.3.40.0120.00319.18
8.3.30.0090.00618.96
8.3.20.0040.00420.45
8.3.10.0040.00421.98
8.3.00.0080.00023.73
8.2.180.0110.00416.59
8.2.170.0140.00722.96
8.2.160.0120.00320.57
8.2.150.0040.00424.18
8.2.140.0080.00024.66
8.2.130.0040.00419.95
8.2.120.0050.00326.35
8.2.110.0060.00321.20
8.2.100.0090.00317.90
8.2.90.0080.00019.22
8.2.80.0040.00418.05
8.2.70.0040.00417.88
8.2.60.0000.00818.05
8.2.50.0080.00018.07
8.2.40.0000.00822.49
8.2.30.0050.00319.50
8.2.20.0000.00817.92
8.2.10.0040.00418.29
8.2.00.0040.00418.30
8.1.280.0070.00725.92
8.1.270.0040.00424.12
8.1.260.0050.00328.09
8.1.250.0000.00828.09
8.1.240.0090.00024.10
8.1.230.0040.00719.23
8.1.220.0030.00617.88
8.1.210.0040.00418.77
8.1.200.0030.00617.48
8.1.190.0040.00417.47
8.1.180.0030.00518.10
8.1.170.0030.00518.82
8.1.160.0070.00020.84
8.1.150.0040.00418.96
8.1.140.0050.00319.70
8.1.130.0040.00417.74
8.1.120.0070.00017.70
8.1.110.0030.00617.65
8.1.100.0000.00717.72
8.1.90.0050.00317.61
8.1.80.0040.00417.70
8.1.70.0080.00017.74
8.1.60.0000.00817.84
8.1.50.0000.00817.66
8.1.40.0000.00817.75
8.1.30.0000.00917.77
8.1.20.0040.00417.81
8.1.10.0000.00717.80
8.1.00.0000.00817.78
8.0.300.0070.00018.77
8.0.290.0000.00717.00
8.0.280.0040.00418.64
8.0.270.0000.00717.39
8.0.260.0030.00317.34
8.0.250.0000.00717.18
8.0.240.0070.00017.20
8.0.230.0000.00817.19
8.0.220.0030.00317.05
8.0.210.0070.00017.17
8.0.200.0000.00717.18
8.0.190.0040.00417.25
8.0.180.0050.00517.17
8.0.170.0080.00017.22
8.0.160.0000.00717.10
8.0.150.0030.00517.12
8.0.140.0070.00317.09
8.0.130.0060.00313.63
8.0.120.0040.00417.17
8.0.110.0000.00817.05
8.0.100.0000.00717.09
8.0.90.0070.00016.98
8.0.80.0040.01117.01
8.0.70.0000.00817.21
8.0.60.0000.00817.16
8.0.50.0030.00517.22
8.0.30.0120.00817.29
8.0.20.0100.00917.40
8.0.10.0080.00017.18
8.0.00.0160.00816.82
7.4.330.0050.00016.96
7.4.320.0050.00216.70
7.4.300.0070.00016.72
7.4.290.0070.00016.62
7.4.280.0040.00416.70
7.4.270.0050.00316.80
7.4.260.0050.00216.70
7.4.250.0040.00416.73
7.4.240.0020.00516.74
7.4.230.0080.00016.54
7.4.220.0030.02116.75
7.4.210.0100.00616.76
7.4.200.0030.00316.61
7.4.160.0030.01316.84
7.4.150.0060.01217.40
7.4.140.0150.00717.86
7.4.130.0120.01016.70
7.4.120.0090.00816.62
7.4.110.0040.01416.61
7.4.100.0100.00716.79
7.4.90.0090.00916.69
7.4.80.0110.00719.39
7.4.70.0150.00416.67
7.4.60.0030.01316.48
7.4.50.0060.00916.87
7.4.40.0100.01016.72
7.4.30.0090.00916.69
7.4.00.0090.00615.34
7.3.330.0000.00513.26
7.3.320.0030.00313.26
7.3.310.0050.00316.53
7.3.300.0070.00016.54
7.3.290.0070.00016.35
7.3.280.0100.01016.44
7.3.270.0110.01117.40
7.3.260.0080.01416.48
7.3.250.0130.00716.52
7.3.240.0070.01316.76
7.3.230.0150.00316.94
7.3.210.0090.00916.77
7.3.200.0160.01419.39
7.3.190.0040.01216.53
7.3.180.0100.00716.38
7.3.170.0190.00416.46
7.3.160.0160.00016.70
7.2.330.0100.01016.65
7.2.320.0060.01216.53
7.2.310.0070.01016.94
7.2.300.0070.01716.98
7.2.290.0100.00716.71
7.2.60.0070.00717.01
7.2.00.0040.01419.70
7.1.200.0080.00815.95
7.1.100.0030.00918.05
7.1.70.0030.00617.34
7.1.60.0110.01419.18
7.1.50.0090.01216.82
7.1.00.0070.07322.30
7.0.200.0290.00416.90
7.0.80.0230.03319.88
7.0.70.0200.04319.96
7.0.60.0330.03319.95
7.0.50.0100.04720.28
7.0.40.0100.08320.11
7.0.30.0130.08320.18
7.0.20.0030.05020.15
7.0.10.0070.08020.04
7.0.00.0000.05720.18
5.6.280.0070.05320.79
5.6.230.0030.06020.62
5.6.220.0030.04320.64
5.6.210.0030.04020.75
5.6.200.0200.06721.02
5.6.190.0070.09021.05
5.6.180.0170.07721.03
5.6.170.0070.08721.05
5.6.160.0030.09020.95
5.6.150.0070.07321.02
5.6.140.0030.08321.13
5.6.130.0130.08021.08
5.6.120.0170.07021.05
5.6.110.0130.05321.00
5.6.100.0030.05720.99
5.6.90.0030.08321.08
5.6.80.0130.06320.46
5.6.70.0070.06720.47
5.6.60.0130.05320.53
5.6.50.0070.06320.49
5.6.40.0100.04320.35
5.6.30.0030.08720.36
5.6.20.0070.08020.35
5.6.10.0130.07720.38
5.6.00.0030.07020.27
5.5.370.0030.05020.57
5.5.360.0000.04320.37
5.5.350.0000.04320.39
5.5.340.0230.06720.64
5.5.330.0200.07320.88
5.5.320.0100.08320.80
5.5.310.0170.07020.82
5.5.300.0170.03020.92
5.5.290.0130.04720.72
5.5.280.0130.07320.78
5.5.270.0100.07320.87
5.5.260.0070.08320.71
5.5.250.0130.07020.71
5.5.240.0130.07320.21
5.5.230.0070.08020.29
5.5.220.0030.07320.19
5.5.210.0070.08320.24
5.5.200.0100.07020.18
5.5.190.0070.08020.25
5.5.180.0100.07720.12
5.5.160.0070.08019.98
5.5.150.0100.06720.21
5.5.140.0100.05320.27
5.5.130.0070.07720.22
5.5.120.0070.07020.13
5.5.110.0070.07320.11
5.5.100.0130.07720.07
5.5.90.0070.05020.15
5.5.80.0100.07720.00
5.5.70.0030.05020.05
5.5.60.0200.06720.04
5.5.50.0030.05020.05
5.5.40.0030.08020.04
5.5.30.0100.05020.10
5.5.20.0130.07719.94
5.5.10.0070.07320.01
5.5.00.0070.07720.02

preferences:
50.2 ms | 401 KiB | 5 Q