3v4l.org

run code in 300+ PHP versions simultaneously
<?php $date = new DateTime('last day of 2016-02'); echo $date->format('Ymd');

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)
8.3.60.0090.01218.27
8.3.50.0140.00718.25
8.3.40.0100.00718.85
8.3.30.0090.00618.85
8.3.20.0070.00021.95
8.3.10.0040.00420.63
8.3.00.0000.00719.21
8.2.180.0140.00720.42
8.2.170.0080.00522.96
8.2.160.0140.00020.39
8.2.150.0040.00424.18
8.2.140.0000.00824.66
8.2.130.0030.00522.21
8.2.120.0040.00426.35
8.2.110.0100.00719.13
8.2.100.0090.00318.03
8.2.90.0000.00819.07
8.2.80.0060.00318.16
8.2.70.0050.00317.73
8.2.60.0080.00318.16
8.2.50.0050.00318.10
8.2.40.0040.00422.13
8.2.30.0040.00420.50
8.2.20.0070.00017.99
8.2.10.0000.00717.97
8.2.00.0040.00418.20
8.1.280.0030.01225.92
8.1.270.0080.00023.96
8.1.260.0000.00826.35
8.1.250.0040.00428.09
8.1.240.0060.00323.79
8.1.230.0090.00317.83
8.1.220.0040.00417.74
8.1.210.0040.00418.77
8.1.200.0090.00017.25
8.1.190.0040.00417.35
8.1.180.0000.00918.10
8.1.170.0040.00418.68
8.1.160.0000.00718.88
8.1.150.0050.00320.25
8.1.140.0000.00719.48
8.1.130.0080.00019.05
8.1.120.0000.00817.65
8.1.110.0000.00717.48
8.1.100.0040.00417.57
8.1.90.0040.00417.63
8.1.80.0040.00417.57
8.1.70.0070.00017.48
8.1.60.0040.00417.64
8.1.50.0030.00617.54
8.1.40.0040.00417.45
8.1.30.0000.00817.71
8.1.20.0040.00417.68
8.1.10.0080.00017.75
8.1.00.0000.00717.70
8.0.300.0000.00818.77
8.0.290.0030.00616.88
8.0.280.0030.00318.52
8.0.270.0030.00317.33
8.0.260.0030.00317.27
8.0.250.0000.00717.16
8.0.240.0050.00217.03
8.0.230.0030.00317.05
8.0.220.0050.00217.03
8.0.210.0070.00017.07
8.0.200.0070.00017.10
8.0.190.0030.00417.14
8.0.180.0000.00816.93
8.0.170.0040.00416.93
8.0.160.0070.00017.03
8.0.150.0030.00316.93
8.0.140.0070.00017.03
8.0.130.0030.00313.36
8.0.120.0000.00716.98
8.0.110.0000.00717.01
8.0.100.0000.00716.86
8.0.90.0040.00417.09
8.0.80.0090.00617.00
8.0.70.0000.00717.02
8.0.60.0030.00316.91
8.0.50.0040.00417.08
8.0.30.0120.00717.28
8.0.20.0120.00817.40
8.0.10.0000.00717.16
8.0.00.0090.01216.96
7.4.330.0050.00015.55
7.4.320.0030.00316.59
7.4.300.0060.00016.61
7.4.290.0030.00316.42
7.4.280.0040.00416.49
7.4.270.0040.00416.70
7.4.260.0060.00316.45
7.4.250.0070.00016.43
7.4.240.0020.00516.52
7.4.230.0000.00616.48
7.4.220.0110.00816.67
7.4.210.0160.00516.54
7.4.200.0070.00016.40
7.4.160.0090.00616.46
7.4.150.0040.01417.40
7.4.140.0100.00717.86
7.4.130.0070.01216.61
7.4.120.0140.00416.53
7.4.110.0170.00016.52
7.4.100.0120.01016.69
7.4.90.0120.00616.56
7.4.80.0130.00319.39
7.4.70.0070.01016.65
7.4.60.0120.00416.58
7.4.50.0120.00016.66
7.4.40.0140.00316.59
7.4.30.0100.00616.73
7.4.00.0100.00715.07
7.3.330.0060.00013.02
7.3.320.0050.00013.24
7.3.310.0000.00716.20
7.3.300.0000.00616.13
7.3.290.0030.00316.12
7.3.280.0100.00916.29
7.3.270.0090.01017.40
7.3.260.0140.00916.51
7.3.250.0130.00616.46
7.3.240.0080.00816.30
7.3.230.0100.00916.65
7.3.210.0120.00616.30
7.3.200.0140.00716.46
7.3.190.0100.00716.45
7.3.180.0150.00616.54
7.3.170.0150.00316.41
7.3.160.0140.00016.49
7.3.10.0090.00416.43
7.3.00.0120.00316.35
7.2.330.0100.00616.55
7.2.320.0130.00316.85
7.2.310.0030.01316.68
7.2.300.0030.01716.91
7.2.290.0080.00816.71
7.2.130.0060.00916.94
7.2.120.0140.00316.98
7.2.110.0120.00616.67
7.2.100.0000.01516.89
7.2.90.0130.00616.98
7.2.80.0120.00317.11
7.2.70.0080.00816.72
7.2.60.0040.01416.82
7.2.50.0140.00616.93
7.2.40.0040.00816.72
7.2.30.0090.01116.96
7.2.20.0040.01117.03
7.2.10.0090.00916.82
7.2.00.0100.00716.57
7.1.250.0030.00615.88
7.1.70.0050.00317.16
7.1.60.0040.00717.23
7.1.50.0070.00416.92
7.1.40.0090.00616.92
7.1.30.0070.00416.92
7.1.20.0030.00916.92
7.1.10.0000.00816.92
7.1.00.0060.00916.92
7.0.200.0000.00816.94
7.0.190.0020.00516.92
7.0.180.0030.00516.92
7.0.170.0030.00716.92
7.0.160.0000.00816.92
7.0.150.0000.01416.92
7.0.140.0000.01116.92
7.0.130.0000.00816.92
7.0.120.0000.00716.92
7.0.110.0040.00416.92
7.0.100.0000.00816.92
7.0.90.0000.00716.92
7.0.80.0000.00716.92
7.0.70.0040.00416.92
7.0.60.0020.00516.92
7.0.50.0050.00316.92
7.0.40.0000.01016.92
7.0.30.0000.01016.92
7.0.20.0000.00716.92
7.0.10.0000.00816.92
7.0.00.0030.00716.92

preferences:
71.06 ms | 401 KiB | 5 Q