3v4l.org

run code in 300+ PHP versions simultaneously
<?php echo (new \DateTime('last week of 2015'))->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)
8.3.60.0150.00018.55
8.3.50.0100.00616.43
8.3.40.0150.00419.00
8.3.30.0070.01119.01
8.3.20.0000.00820.39
8.3.10.0050.00323.66
8.3.00.0080.00022.50
8.2.180.0070.00716.75
8.2.170.0110.00422.96
8.2.160.0070.00720.52
8.2.150.0080.00024.18
8.2.140.0030.00624.66
8.2.130.0040.00426.16
8.2.120.0060.00317.63
8.2.110.0100.00020.47
8.2.100.0070.00417.75
8.2.90.0000.00819.09
8.2.80.0090.00017.97
8.2.70.0040.00417.73
8.2.60.0000.00817.80
8.2.50.0040.00418.07
8.2.40.0030.00521.31
8.2.30.0000.00717.94
8.2.20.0000.00717.79
8.2.10.0070.00018.06
8.2.00.0050.00318.04
8.1.280.0070.00725.92
8.1.270.0090.00020.38
8.1.260.0040.00426.35
8.1.250.0000.00728.09
8.1.240.0040.00424.04
8.1.230.0040.00717.42
8.1.220.0000.00817.79
8.1.210.0080.00018.77
8.1.200.0050.00517.35
8.1.190.0040.00417.25
8.1.180.0030.00618.10
8.1.170.0000.00718.71
8.1.160.0000.00722.07
8.1.150.0040.00418.84
8.1.140.0040.00417.44
8.1.130.0040.00417.60
8.1.120.0040.00417.56
8.1.110.0000.00817.52
8.1.100.0000.00817.54
8.1.90.0070.00017.57
8.1.80.0040.00417.47
8.1.70.0050.00217.41
8.1.60.0040.00417.52
8.1.50.0030.00617.54
8.1.40.0000.00817.48
8.1.30.0030.00517.68
8.1.20.0040.00417.66
8.1.10.0040.00417.71
8.1.00.0000.00717.46
8.0.300.0070.00018.77
8.0.290.0000.00716.75
8.0.280.0000.00718.32
8.0.270.0030.00317.27
8.0.260.0000.00617.14
8.0.250.0030.00617.16
8.0.240.0040.00417.15
8.0.230.0070.00017.14
8.0.220.0070.00016.98
8.0.210.0040.00417.00
8.0.200.0000.00617.13
8.0.190.0000.00717.05
8.0.180.0000.00717.04
8.0.170.0040.00417.05
8.0.160.0040.00417.08
8.0.150.0030.00316.92
8.0.140.0040.00417.09
8.0.130.0000.00513.46
8.0.120.0030.00517.02
8.0.110.0050.00316.93
8.0.100.0070.00017.14
8.0.90.0040.00417.06
8.0.80.0000.01517.07
8.0.70.0070.00017.18
8.0.60.0070.00017.06
8.0.50.0070.00016.90
8.0.30.0150.00517.25
8.0.20.0050.01717.40
8.0.10.0000.00717.03
8.0.00.0110.00616.78
7.4.330.0000.00515.08
7.4.320.0000.00616.46
7.4.300.0030.00316.57
7.4.290.0000.00716.68
7.4.280.0050.00516.66
7.4.270.0030.00316.57
7.4.260.0030.00316.68
7.4.250.0070.00016.50
7.4.240.0050.00216.61
7.4.230.0000.00716.46
7.4.220.0030.01616.66
7.4.210.0060.00916.61
7.4.200.0050.00216.78
7.4.160.0090.00916.62
7.4.150.0090.00917.40
7.4.140.0130.00817.86
7.4.130.0090.00916.57
7.4.120.0110.00816.55
7.4.110.0100.00616.60
7.4.100.0070.01116.60
7.4.90.0030.01316.71
7.4.80.0090.00919.39
7.4.70.0090.00616.74
7.4.60.0160.00616.70
7.4.50.0000.00916.43
7.4.40.0100.00616.50
7.4.30.0120.00916.60
7.4.00.0080.00815.09
7.3.330.0020.00213.21
7.3.320.0000.00513.30
7.3.310.0000.00716.39
7.3.300.0050.00216.43
7.3.290.0060.00816.42
7.3.280.0100.00816.41
7.3.270.0110.00717.40
7.3.260.0160.00016.56
7.3.250.0060.01016.56
7.3.240.0130.01016.80
7.3.230.0150.00916.66
7.3.210.0060.01316.68
7.3.200.0140.00319.39
7.3.190.0100.00616.55
7.3.180.0100.00716.66
7.3.170.0100.00716.48
7.3.160.0100.00716.55
7.3.120.0000.01415.03
7.3.110.0030.01314.76
7.3.100.0030.00914.84
7.3.90.0070.01414.66
7.3.80.0100.00715.06
7.3.70.0040.00715.06
7.3.60.0040.00814.83
7.3.50.0000.01314.97
7.3.40.0090.00915.03
7.3.30.0030.01414.69
7.3.20.0060.01016.69
7.3.10.0090.00616.77
7.3.00.0040.00916.46
7.2.330.0130.01416.38
7.2.320.0100.00716.43
7.2.310.0190.00016.48
7.2.300.0060.01116.34
7.2.290.0100.00616.53
7.2.250.0030.01415.07
7.2.240.0040.01515.02
7.2.230.0000.01214.93
7.2.220.0090.00615.00
7.2.210.0060.00615.16
7.2.200.0060.00914.90
7.2.190.0000.01615.05
7.2.180.0060.01214.96
7.2.170.0070.01115.00
7.2.60.0130.00016.79
7.2.00.0030.00919.42
7.1.330.0030.01315.95
7.1.320.0040.01115.77
7.1.310.0000.00915.64
7.1.300.0040.01115.81
7.1.290.0060.00615.50
7.1.280.0070.01015.78
7.1.270.0030.00715.77
7.1.260.0030.01015.70
7.1.200.0000.01415.73
7.1.100.0060.00617.93
7.1.70.0030.00617.13
7.1.60.0100.00320.03
7.1.50.0070.01616.93
7.1.00.0030.07722.45
7.0.200.0290.00614.97
7.0.60.0070.08019.98
7.0.50.0100.07317.81
7.0.40.0070.08719.98
7.0.30.0200.07320.09
7.0.20.0270.06320.17
7.0.10.0270.06020.18
7.0.00.0070.04320.16
5.6.280.0030.05021.09
5.6.210.0100.07720.47
5.6.200.0070.08018.18
5.6.190.0070.08020.33
5.6.180.0270.04020.33
5.6.170.0330.07720.48
5.6.160.0070.05320.55
5.6.150.0070.05318.25
5.6.140.0100.07018.21
5.6.130.0170.06318.28
5.6.120.0100.08021.02
5.6.110.0030.06021.13
5.6.100.0070.04721.01
5.6.90.0070.07720.99
5.6.80.0070.06020.38
5.6.70.0400.06320.46
5.5.350.0070.07720.39
5.5.340.0100.07718.08
5.5.330.0070.08720.19
5.5.320.0300.08020.31
5.5.310.0230.03720.34
5.5.300.0130.07317.98
5.5.290.0030.04017.97
5.5.280.0030.07020.89
5.5.270.0100.08020.67
5.5.260.0200.07020.96
5.5.250.0270.05320.66
5.5.240.0200.06720.32
5.4.450.0630.04719.38
5.4.440.0500.06019.45
5.4.430.0500.06019.62
5.4.420.0870.03019.16
5.4.410.0530.06319.21
5.4.400.0570.06019.15
5.4.390.0670.05019.23
5.4.380.0830.06319.01
5.4.370.0570.05719.29
5.4.360.0670.05719.11
5.4.350.0630.05319.15
5.4.340.0600.06019.16
5.4.320.0570.06019.29
5.4.310.0630.04719.01
5.4.300.0670.04318.97
5.4.290.0670.03719.28
5.4.280.0500.05718.84
5.4.270.0600.04719.28
5.4.260.0600.04719.13
5.4.250.0730.06319.36
5.4.240.0600.06019.00
5.4.230.0670.05019.16
5.4.220.0630.05018.86
5.4.210.0600.04718.93
5.4.200.0700.05016.92
5.4.190.0500.05719.28
5.4.180.0600.05719.02
5.4.170.0570.06318.97
5.4.160.0100.05319.00
5.4.150.0170.04718.99
5.4.140.0170.04316.33
5.4.130.0370.05016.51
5.4.120.0500.05016.30
5.4.110.0470.05316.54
5.4.100.0600.05716.29
5.4.90.0570.05316.34
5.4.80.0670.04316.54
5.4.70.0600.05316.48
5.4.60.0130.05016.33
5.4.50.0100.05716.44
5.4.40.0070.07016.45
5.4.30.0200.03716.42
5.4.20.0200.04016.37

preferences:
59.76 ms | 400 KiB | 5 Q