3v4l.org

run code in 300+ PHP versions simultaneously
<?php $dt = new DateTime('9999-99-99', new \DateTimeZone('UTC')); $serial = serialize($dt); var_dump( $serial );

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)
8.3.60.0090.01216.75
8.3.50.0090.00618.30
8.3.40.0070.01019.04
8.3.30.0140.00018.79
8.3.20.0100.00020.22
8.3.10.0050.00323.70
8.3.00.0000.00819.51
8.2.180.0000.01818.41
8.2.170.0040.01422.96
8.2.160.0130.00320.18
8.2.150.0080.00024.18
8.2.140.0000.00724.66
8.2.130.0040.00419.23
8.2.120.0080.00026.35
8.2.110.0040.00721.18
8.2.100.0040.00817.84
8.2.90.0030.00617.91
8.2.80.0080.00017.97
8.2.70.0050.00317.63
8.2.60.0050.00317.80
8.2.50.0030.00518.07
8.2.40.0040.00419.46
8.2.30.0040.00420.50
8.2.20.0030.00717.77
8.2.10.0040.00418.04
8.2.00.0080.00018.05
8.1.280.0110.00725.92
8.1.270.0040.00422.04
8.1.260.0040.00428.09
8.1.250.0070.00028.09
8.1.240.0030.00722.31
8.1.230.0120.00020.96
8.1.220.0000.00817.74
8.1.210.0080.00018.79
8.1.200.0030.00617.35
8.1.190.0030.00617.38
8.1.180.0040.00418.10
8.1.170.0040.00418.90
8.1.160.0000.00821.93
8.1.150.0040.00418.84
8.1.140.0000.00819.36
8.1.130.0040.00417.58
8.1.120.0000.00817.46
8.1.110.0000.00717.29
8.1.100.0070.00017.37
8.1.90.0050.00317.35
8.1.80.0040.00417.46
8.1.70.0000.00717.39
8.1.60.0000.00817.54
8.1.50.0030.00617.41
8.1.40.0000.00817.52
8.1.30.0060.00317.62
8.1.20.0050.00317.53
8.1.10.0030.00617.56
8.1.00.0060.00317.40
8.0.300.0050.00319.91
8.0.290.0080.00016.88
8.0.280.0000.00718.30
8.0.270.0000.00717.24
8.0.260.0030.00317.08
8.0.250.0040.00317.05
8.0.240.0070.00317.13
8.0.230.0070.00016.98
8.0.220.0030.00317.08
8.0.210.0040.00416.95
8.0.200.0030.00317.07
8.0.190.0030.00617.08
8.0.180.0030.00516.96
8.0.170.0030.00516.95
8.0.160.0000.00717.00
8.0.150.0050.00217.03
8.0.140.0000.00716.87
8.0.130.0000.00513.52
8.0.120.0080.00016.98
8.0.110.0030.00516.93
8.0.100.0000.00716.89
8.0.90.0080.00017.08
8.0.80.0070.01116.97
8.0.70.0000.00816.92
8.0.60.0050.00316.87
8.0.50.0050.00316.95
8.0.30.0050.01517.20
8.0.20.0120.00717.40
8.0.10.0070.00017.08
8.0.00.0070.01216.82
7.4.330.0050.00016.89
7.4.320.0040.00416.55
7.4.300.0000.00616.54
7.4.290.0000.00616.55
7.4.280.0000.00716.60
7.4.270.0030.00616.62
7.4.260.0000.00716.65
7.4.250.0000.00716.54
7.4.240.0020.00516.59
7.4.230.0070.00016.30
7.4.220.0130.01316.43
7.4.210.0060.01016.60
7.4.200.0030.00316.63
7.4.160.0040.01116.71
7.4.150.0090.00917.40
7.4.140.0110.00717.86
7.4.130.0050.01216.57
7.4.120.0090.00916.54
7.4.110.0060.01716.63
7.4.100.0100.00716.77
7.4.90.0080.00916.70
7.4.80.0100.00719.39
7.4.70.0150.00316.69
7.4.60.0060.01016.57
7.4.50.0060.00916.21
7.4.40.0060.00916.27
7.4.30.0110.00816.43
7.4.00.0110.00715.18
7.3.330.0030.00313.23
7.3.320.0030.00313.19
7.3.310.0000.00716.39
7.3.300.0070.00016.38
7.3.290.0080.00916.37
7.3.280.0060.00816.42
7.3.270.0100.00717.40
7.3.260.0040.01216.39
7.3.250.0110.00816.51
7.3.240.0160.00416.55
7.3.230.0090.00916.45
7.3.210.0130.00716.38
7.3.200.0130.00316.46
7.3.190.0100.00816.36
7.3.180.0070.01116.56
7.3.170.0100.00616.38
7.3.160.0100.00616.49
7.2.330.0100.00716.60
7.2.320.0160.00916.46
7.2.310.0090.00916.74
7.2.300.0130.00316.84
7.2.290.0100.00716.52
7.2.60.0070.01016.83
7.2.00.0060.00919.20
7.1.200.0130.00315.75
7.1.100.0040.00417.98
7.1.70.0000.01017.01
7.1.60.0140.01019.48
7.1.50.0220.01234.91
7.1.00.0130.06722.29
7.0.200.0280.00614.61
7.0.60.0130.08020.02
7.0.50.0030.08317.91
7.0.40.0070.08319.90
7.0.30.0230.04320.13
7.0.20.0230.08020.00
7.0.10.0100.04320.16
7.0.00.0070.06019.99
5.6.280.0030.07021.09
5.6.210.0070.03720.54
5.6.200.0100.06718.18
5.6.190.0100.05320.61
5.6.180.0130.05320.63
5.6.170.0270.07320.54
5.6.160.0100.08320.55
5.6.150.0100.04718.18
5.6.140.0000.04018.15
5.6.130.0130.07018.18
5.6.120.0070.03721.00
5.6.110.0130.08720.99
5.6.100.0100.08020.88
5.6.90.0100.07321.02
5.6.80.0070.08020.52
5.5.350.2300.03320.38
5.5.340.0030.08018.09
5.5.330.0130.08720.47
5.5.320.0470.05020.43
5.5.310.0230.07720.29
5.5.300.0030.04018.03
5.5.290.0000.04318.08
5.5.280.0030.04020.79
5.5.270.0100.07720.87
5.5.260.0030.09020.64
5.5.250.0000.08720.45
5.5.240.0170.07720.06

preferences:
37.98 ms | 400 KiB | 5 Q