3v4l.org

run code in 300+ PHP versions simultaneously
<?php $asdf = new DateTime; echo json_encode($asdf); echo $asdf->format('Y-m-d H:i:s');

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)
8.3.70.0040.01418.31
8.3.60.0180.00316.75
8.3.50.0170.00721.21
8.3.40.0110.00418.79
8.3.30.0110.00418.92
8.3.20.0060.00318.90
8.3.10.0050.00319.73
8.3.00.0080.00019.02
8.2.190.0120.00316.58
8.2.180.0040.01118.54
8.2.170.0120.00622.96
8.2.160.0110.00419.29
8.2.150.0040.00424.18
8.2.140.0040.00424.66
8.2.130.0040.00426.16
8.2.120.0040.00420.94
8.2.110.0060.00319.48
8.1.280.0170.00325.92
8.1.270.0070.00723.80
8.1.260.0000.01026.35
8.1.250.0030.00528.09
8.1.240.0040.00419.14
7.4.10.0080.01516.45
7.4.00.0110.01015.75
7.3.130.0100.01016.57
7.3.120.0210.00316.30
7.3.110.0100.01516.58
7.3.100.0090.01516.56
7.3.90.0210.00616.16
7.3.80.0180.00416.36
7.3.70.0210.00616.30
7.3.60.0190.01116.16
7.3.50.0200.01216.01
7.3.40.0140.00716.35
7.3.30.0090.01816.13
7.3.20.0130.01618.23
7.3.10.0180.00618.11
7.3.00.0430.01318.14
7.2.260.0110.01216.38
7.2.250.0100.01116.69
7.2.240.0070.01716.45
7.2.230.0220.00716.76
7.2.220.0110.01916.34
7.2.210.0130.01016.50
7.2.200.0130.01516.64
7.2.190.0240.01016.57
7.2.180.0130.00916.38
7.2.170.0320.00016.50
7.2.160.0110.01716.70
7.2.150.0190.01518.45
7.2.140.0260.00318.44
7.2.130.0140.01818.64
7.2.120.0160.00413.40
7.2.110.0200.00013.13
7.2.100.0100.00813.25
7.2.90.0160.00013.13
7.2.80.0160.00513.55
7.2.70.0160.00613.34
7.2.60.0180.00717.65
7.2.50.0130.01313.53
7.2.40.0230.00418.41
7.2.30.0190.00918.52
7.2.20.0230.00318.24
7.2.10.0330.00418.25
7.2.00.0170.00618.86
7.1.330.0490.00917.45
7.1.320.0190.01517.32
7.1.310.0160.00717.43
7.1.300.5750.00315.76
7.1.290.0610.00415.41
7.1.280.0150.01317.38
7.1.270.0170.01017.37
7.1.260.0160.01217.20
7.1.250.0190.00517.26
7.1.240.0390.00417.43
7.1.230.0210.00817.41
7.1.220.0100.01017.13
7.1.210.0150.01517.34
7.1.200.0070.00914.49
7.1.190.0170.00613.13
7.1.180.0110.00013.13
7.1.170.0240.00813.13
7.1.160.0200.00617.43
7.1.150.0300.01217.29
7.1.140.0260.00717.30
7.1.130.0360.00717.41
7.1.120.0140.01017.56
7.1.110.0360.00313.13
7.1.100.0150.01117.85
7.1.90.0220.01017.34
7.1.80.0970.00317.48
7.1.70.0080.01117.39
7.1.60.0160.01419.00
7.1.50.0150.00515.10
7.1.40.0310.00613.13
7.1.30.0520.00617.39
7.1.20.0130.00513.13
7.1.10.0210.00917.48
7.1.00.0130.03917.78
7.0.330.0200.00417.11
7.0.320.0180.01217.19
7.0.310.0240.01016.92
7.0.300.0180.00817.18
7.0.290.0180.00817.16
7.0.280.0140.01217.11
7.0.270.0140.01017.31
7.0.260.0190.01017.28
7.0.250.0210.00417.28
7.0.240.0190.00817.21
7.0.230.0310.00716.96
7.0.220.0340.00717.23
7.0.210.0340.00717.30
7.0.200.0060.01117.10
7.0.190.0300.01317.12
7.0.180.0240.00817.30
7.0.170.0730.01315.41
7.0.160.0210.01317.00
7.0.150.0130.00413.13
7.0.140.0300.00313.13
7.0.130.0170.00413.13
7.0.120.0070.01013.13
7.0.110.0190.00013.13
7.0.100.1110.00313.13
7.0.90.0380.03118.50
7.0.80.0290.04518.50
7.0.70.0310.02718.59
7.0.60.0350.03918.50
7.0.50.0400.03918.74
7.0.40.0070.04617.57
7.0.30.0100.04516.62
7.0.20.0090.03217.54
7.0.10.0160.04317.61
7.0.00.0060.03916.61
5.6.400.0230.00315.90
5.6.390.0240.00816.40
5.6.380.0150.01115.88
5.6.370.0150.01116.05
5.6.360.0160.00915.89
5.6.350.0170.00515.96
5.6.340.0090.00613.13
5.6.330.0120.00313.13
5.6.320.0160.00413.13
5.6.310.0190.00616.02
5.6.300.0200.00915.98
5.6.290.0130.01716.19
5.6.280.0170.03518.50
5.6.270.0280.00516.11
5.6.260.0150.01516.15
5.6.250.0140.01416.09
5.6.240.0220.00715.96
5.6.230.0180.03818.29
5.6.220.0100.04618.20
5.6.210.0130.03518.22
5.6.200.0090.04617.12
5.6.190.0120.04718.53
5.6.180.0160.02318.61
5.6.170.0100.04418.54
5.6.160.0090.03718.48
5.6.150.0140.04118.57
5.6.140.0120.02718.46
5.6.130.0120.04518.51
5.6.120.0210.03818.50
5.6.110.0120.03218.56
5.6.100.0160.03918.47
5.6.90.0090.03518.60
5.6.80.0090.04318.24
5.6.70.0100.02818.25
5.6.60.0160.03918.21
5.6.50.0130.04118.06
5.6.40.0110.02418.18
5.6.30.0080.04118.14
5.6.20.0140.03518.21
5.6.10.0170.03216.74
5.6.00.0110.03916.76
5.5.380.0230.00315.76
5.5.370.0090.04218.12
5.5.360.0130.05218.16
5.5.350.0170.04218.28
5.5.340.0060.03718.42
5.5.330.0120.04418.44
5.5.320.0100.04518.49
5.5.310.0110.03018.40
5.5.300.0120.03718.47
5.5.290.0060.03216.95
5.5.280.0060.03718.33
5.5.270.0070.04918.36
5.5.260.0110.04418.34
5.5.250.0070.03818.28
5.5.240.0160.04418.07
5.5.230.0150.03818.14
5.5.220.0110.03418.15
5.5.210.0090.03417.93
5.5.200.0120.03918.01
5.5.190.0060.04418.07
5.5.180.0130.03017.96
5.5.170.0150.00815.89
5.5.160.0150.03718.04
5.5.150.0160.04117.92
5.5.140.0130.02918.06
5.5.130.0120.03017.98
5.5.120.0150.04118.07
5.5.110.0120.04418.01
5.5.100.0130.04117.76
5.5.90.0100.04417.99
5.5.80.0100.04717.89
5.5.70.0120.02517.92
5.5.60.0110.04617.80
5.5.50.0140.03817.96
5.5.40.0080.02417.95
5.5.30.0070.02518.02
5.5.20.0100.04617.99
5.5.10.0110.04318.00
5.5.00.0100.02417.91

preferences:
29.85 ms | 401 KiB | 5 Q