3v4l.org

run code in 300+ PHP versions simultaneously
<?php date_default_timezone_set("Europe/London"); echo date('m/Y', strtotime("-5 month", strtotime("first day of this month")));

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)
8.3.60.0080.00618.43
8.3.50.0090.00922.05
8.3.40.0120.00618.96
8.3.30.0100.00319.09
8.3.20.0040.00420.21
8.3.10.0060.00621.78
8.3.00.0040.00417.79
8.2.180.0130.01018.29
8.2.170.0000.01422.96
8.2.160.0100.00320.30
8.2.150.0040.00424.18
8.2.140.0040.00424.66
8.2.130.0040.00426.16
8.2.120.0050.00321.01
8.2.110.0100.00020.59
8.2.100.0120.00019.58
8.2.90.0090.00018.22
8.2.80.0030.01017.97
8.2.70.0000.00817.75
8.2.60.0000.00817.93
8.2.50.0070.00518.07
8.2.40.0040.00418.09
8.2.30.0000.00718.38
8.2.20.0040.00417.78
8.2.10.0070.00017.98
8.2.00.0030.00517.80
8.1.280.0120.00625.92
8.1.270.0080.00023.96
8.1.260.0080.00026.35
8.1.250.0040.00428.09
8.1.240.0080.00022.31
8.1.230.0120.00020.89
8.1.220.0030.00617.80
8.1.210.0050.00318.81
8.1.200.0060.00317.48
8.1.190.0030.00617.22
8.1.180.0070.00018.10
8.1.170.0060.00318.63
8.1.160.0000.00722.06
8.1.150.0040.00418.87
8.1.140.0050.00217.61
8.1.130.0000.00717.92
8.1.120.0030.00317.59
8.1.110.0080.00017.65
8.1.100.0030.00317.55
8.1.90.0000.00717.55
8.1.80.0000.00717.59
8.1.70.0070.00017.46
8.1.60.0030.00617.54
8.1.50.0050.00317.54
8.1.40.0040.00417.57
8.1.30.0060.00317.73
8.1.20.0040.00417.60
8.1.10.0090.00017.64
8.1.00.0000.00917.54
8.0.300.0040.00420.23
8.0.290.0070.00416.88
8.0.280.0030.00318.51
8.0.270.0000.00717.31
8.0.260.0030.00317.31
8.0.250.0040.00417.05
8.0.240.0000.00717.03
8.0.230.0070.00017.14
8.0.220.0000.00717.07
8.0.210.0050.00317.00
8.0.200.0020.00517.05
8.0.190.0000.00717.04
8.0.180.0000.00717.02
8.0.170.0000.00717.07
8.0.160.0000.00716.95
8.0.150.0050.00216.91
8.0.140.0000.00716.91
8.0.130.0060.00313.38
8.0.120.0070.00017.02
8.0.110.0040.00417.02
8.0.100.0070.00016.81
8.0.90.0050.00216.95
8.0.80.0060.01316.96
8.0.70.0040.00416.81
8.0.60.0000.00816.99
8.0.50.0000.00816.96
8.0.30.0120.01017.13
8.0.20.0110.00717.40
8.0.10.0050.00217.01
8.0.00.0130.00716.96
7.4.330.0050.00015.03
7.4.320.0000.00616.60
7.4.300.0030.00316.49
7.4.290.0000.00716.55
7.4.280.0030.00516.48
7.4.270.0040.00316.42
7.4.260.0070.00016.69
7.4.250.0070.00016.57
7.4.240.0040.00316.56
7.4.230.0030.00316.67
7.4.220.0060.01216.62
7.4.210.0060.00916.74
7.4.200.0030.00316.46
7.4.160.0040.01216.60
7.4.150.0170.00017.40
7.4.140.0070.01017.86
7.4.130.0130.00316.54
7.4.120.0100.00716.53
7.4.110.0140.01616.65
7.4.100.0120.00916.69
7.4.90.0070.01016.50
7.4.80.0120.00619.39
7.4.70.0110.01116.51
7.4.60.0070.01016.91
7.4.50.0000.00416.85
7.4.40.0060.01016.39
7.4.30.0090.00616.60
7.4.00.0030.01015.19
7.3.330.0000.00513.12
7.3.320.0050.00013.26
7.3.310.0070.00016.14
7.3.300.0040.00416.37
7.3.290.0100.00316.28
7.3.280.0060.01016.32
7.3.270.0070.01017.40
7.3.260.0130.00916.23
7.3.250.0050.01216.63
7.3.240.0070.01316.72
7.3.230.0100.00616.61
7.3.210.0060.01316.61
7.3.200.0060.01019.39
7.3.190.0130.01016.57
7.3.180.0080.00816.35
7.3.170.0030.01216.45
7.3.160.0100.00616.66
7.3.120.0070.00315.07
7.3.10.0080.00416.80
7.3.00.0030.01016.86
7.2.330.0040.01416.63
7.2.320.0150.00316.67
7.2.310.0120.00616.41
7.2.300.0000.01616.60
7.2.290.0130.00316.44
7.2.130.0000.01417.24
7.2.120.0000.01617.09
7.2.110.0070.00316.84
7.2.100.0070.00416.82
7.2.90.0000.01316.95
7.2.80.0070.00717.21
7.2.70.0030.01016.93
7.2.60.0040.00717.15
7.2.50.0100.00316.84
7.2.40.0040.00817.16
7.2.30.0100.00317.11
7.2.20.0070.00317.15
7.2.10.0030.01016.77
7.2.00.0070.00716.86
7.1.250.0030.00615.92
7.1.70.0080.00317.32
7.1.60.0080.00317.18
7.1.50.0230.01334.66
7.1.00.0030.07722.31
7.0.200.0000.01116.96
7.0.140.0000.07722.01
7.0.90.0030.06719.93
7.0.80.0070.08019.84
7.0.70.0100.07319.82
7.0.60.0100.06019.95
7.0.50.0030.08020.30
7.0.40.0030.08320.07
7.0.30.0130.06020.11
7.0.20.0070.07020.07
7.0.10.0170.08020.04
7.0.00.0070.07720.05
5.6.280.0100.06720.88
5.6.240.0030.07720.50
5.6.230.0030.05020.74
5.6.220.0000.04720.64
5.6.210.0030.08020.65
5.6.200.0000.06721.05
5.6.190.0070.05721.07
5.6.180.0100.08020.98
5.6.170.0130.04321.09
5.6.160.0070.07321.01
5.6.150.0100.07321.08
5.6.140.0030.08720.98
5.6.130.0030.09021.00
5.6.120.0100.08321.02
5.6.110.0100.05021.07
5.6.100.0030.04721.02
5.6.90.0170.07321.02
5.6.80.0030.04320.43
5.6.70.0130.07320.54
5.6.60.0070.04320.30
5.6.50.0000.04320.40
5.6.40.0030.04020.37
5.6.30.0000.04720.41
5.6.20.0030.07020.48
5.6.10.0030.04020.29
5.6.00.0100.05720.50
5.5.380.0070.07020.48
5.5.370.0100.06320.41
5.5.360.0070.04720.52
5.5.350.0130.06720.39
5.5.340.0070.05020.89
5.5.330.0170.06020.77
5.5.320.0070.08020.91
5.5.310.0100.08020.89
5.5.300.0100.08320.91
5.5.290.0170.07320.89
5.5.280.0000.05320.92
5.5.270.0070.09020.74
5.5.260.0070.08020.74
5.5.250.0070.05020.57
5.5.240.0070.06720.27
5.5.230.0130.07320.27
5.5.220.0070.04720.19
5.5.210.0000.04320.10
5.5.200.0130.05720.20
5.5.190.0070.04020.25
5.5.180.0000.04320.26
5.5.160.0030.04020.26
5.5.150.0000.03720.11
5.5.140.0000.05020.23
5.5.130.0030.04319.97
5.5.120.0070.06720.10
5.5.110.0070.03320.16
5.5.100.0000.04720.11
5.5.90.0000.04020.15
5.5.80.0070.03720.09
5.5.70.0000.03719.93
5.5.60.0030.04720.07
5.5.50.0070.03719.93
5.5.40.0030.03720.04
5.5.30.0070.03720.04
5.5.20.0100.02720.13
5.5.10.0070.03719.97
5.5.00.0100.03020.02
5.4.450.0130.07719.40
5.4.440.0100.08319.32
5.4.430.0130.04719.26
5.4.420.0000.05019.10
5.4.410.0170.07019.18
5.4.400.0130.03719.08
5.4.390.0100.07019.10
5.4.380.0000.04319.10
5.4.370.0000.04019.09
5.4.360.0070.03719.25
5.4.350.0070.03318.90
5.4.340.0000.04019.14
5.4.320.0070.04018.94
5.4.310.0030.05018.81
5.4.300.0000.04319.05
5.4.290.0070.03019.04
5.4.280.0000.04018.89
5.4.270.0130.06018.94
5.4.260.0000.04019.04
5.4.250.0030.03719.11
5.4.240.0030.03718.96
5.4.230.0070.03719.07
5.4.220.0000.03319.22
5.4.210.0000.04019.02
5.4.200.0070.03719.11
5.4.190.0030.03319.04
5.4.180.0130.03019.06
5.4.170.0030.03719.06
5.4.160.0030.03719.09
5.4.150.0030.03719.20
5.4.140.0100.03016.44
5.4.130.0030.04316.41
5.4.120.0100.03316.41
5.4.110.0070.03016.27
5.4.100.0030.03716.36
5.4.90.0070.02716.48
5.4.80.0070.03716.42
5.4.70.0170.06316.45
5.4.60.0030.07016.23
5.4.50.0030.07716.19
5.4.40.0100.06716.29
5.4.30.0070.06316.29
5.4.20.0030.07716.28
5.4.10.0070.04316.18
5.4.00.0030.07315.83
5.3.290.0100.03314.61
5.3.280.0070.02714.58
5.3.270.0030.03714.61
5.3.260.0070.03314.59
5.3.250.0030.03714.56
5.3.240.0030.04014.61
5.3.230.0030.04014.55
5.3.220.0000.05314.47
5.3.210.0000.04714.56
5.3.200.0030.03714.52
5.3.190.0070.06014.54
5.3.180.0000.04314.54
5.3.170.0070.04714.42
5.3.160.0070.06714.55
5.3.150.0030.08014.54
5.3.140.0030.08014.53
5.3.130.0100.07314.36
5.3.120.0100.06714.45
5.3.110.0030.07314.54
5.3.100.0070.07014.02
5.3.90.0070.08013.97
5.3.80.0100.05714.00
5.3.70.0070.07314.00
5.3.60.0030.07713.85
5.3.50.0100.07013.71
5.3.40.0100.06313.80
5.3.30.0070.07013.66
5.3.20.0030.07713.64
5.3.10.0030.06713.40
5.3.00.0070.04713.59
5.2.170.0070.06311.40
5.2.160.0000.06711.40
5.2.150.0100.05711.40
5.2.140.0030.06311.40
5.2.130.0000.06711.40
5.2.120.0030.06311.40
5.2.110.0000.06011.40
5.2.100.0070.05311.40
5.2.90.0230.04311.40
5.2.80.0000.06311.40
5.2.70.0000.03711.40
5.2.60.0030.06011.40
5.2.50.0000.04011.40
5.2.40.0170.05011.40
5.2.30.0000.04311.40
5.2.20.0100.05711.40
5.2.10.0030.05711.40
5.2.00.0070.04011.40
5.1.60.0030.05011.40
5.1.50.0100.04711.40
5.1.40.0070.05011.40
5.1.30.0070.05311.40
5.1.20.0130.05011.40
5.1.10.0100.03311.40
5.1.00.0000.03011.40
5.0.50.0100.03011.40
5.0.40.0030.04311.40
5.0.30.0000.07011.40
5.0.20.0030.03011.40
5.0.10.0030.04311.40
5.0.00.0000.06011.40
4.4.90.0000.04011.40
4.4.80.0000.03011.40
4.4.70.0000.01711.40
4.4.60.0000.01711.40
4.4.50.0030.02011.40
4.4.40.0000.05311.40
4.4.30.0000.03311.40
4.4.20.0070.02711.40
4.4.10.0000.02011.40
4.4.00.0070.05311.40
4.3.110.0000.03011.40
4.3.100.0030.03011.40
4.3.90.0000.03711.40
4.3.80.0070.04711.40
4.3.70.0030.02711.40
4.3.60.0030.02011.40
4.3.50.0000.03011.40
4.3.40.0000.03311.40
4.3.30.0000.03311.40
4.3.20.0030.02711.40
4.3.10.0100.02711.40
4.3.00.0000.02011.40

preferences:
37.07 ms | 401 KiB | 5 Q