3v4l.org

run code in 300+ PHP versions simultaneously
<?php echo strtotime('-1 month', date('Y-m-01'));

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)
8.3.60.0040.01116.50
8.3.50.0090.00918.32
8.3.40.0140.00718.93
8.3.30.0090.00618.79
8.3.20.0050.00318.85
8.3.10.0040.00422.08
8.3.00.0080.00021.54
8.2.180.0070.00717.00
8.2.170.0080.00822.96
8.2.160.0130.00022.12
8.2.150.0060.00324.18
8.2.140.0050.00324.66
8.2.130.0040.00419.59
8.2.120.0000.00726.35
8.2.110.0030.00721.12
8.2.100.0040.00717.91
8.2.90.0070.00317.75
8.2.80.0000.00917.97
8.2.70.0040.00417.93
8.2.60.0020.00518.03
8.2.50.0040.00418.10
8.2.40.0000.00720.60
8.2.30.0000.00819.24
8.2.20.0040.00418.07
8.2.10.0030.00619.87
8.2.00.0040.00417.80
8.1.280.0150.00625.92
8.1.270.0000.00822.06
8.1.260.0040.00428.09
8.1.250.0040.00428.09
8.1.240.0060.00322.61
8.1.230.0110.00019.67
8.1.220.0030.00617.74
8.1.210.0000.00818.77
8.1.200.0030.00617.35
8.1.190.0050.00317.23
8.1.180.0000.00818.10
8.1.170.0000.00920.74
8.1.160.0040.00422.15
8.1.150.0000.00718.78
8.1.140.0000.00819.52
8.1.130.0030.00317.52
8.1.120.0000.00717.41
8.1.110.0050.00317.45
8.1.100.0000.00817.35
8.1.90.0090.00017.51
8.1.80.0040.00417.37
8.1.70.0040.00417.52
8.1.60.0040.00417.52
8.1.50.0040.00417.55
8.1.40.0080.00017.41
8.1.30.0050.00317.64
8.1.20.0000.00717.61
8.1.10.0040.00417.56
8.1.00.0040.00417.55
8.0.300.0000.00818.77
8.0.290.0040.00417.00
8.0.280.0000.00818.46
8.0.270.0030.00317.14
8.0.260.0000.00617.20
8.0.250.0030.00317.14
8.0.240.0040.00416.98
8.0.230.0030.00317.13
8.0.220.0040.00416.91
8.0.210.0030.00317.00
8.0.200.0000.00716.99
8.0.190.0040.00416.97
8.0.180.0070.00016.85
8.0.170.0000.00717.05
8.0.160.0050.00216.96
8.0.150.0000.00716.80
8.0.140.0050.00316.83
8.0.130.0000.00513.32
8.0.120.0080.00016.93
8.0.110.0000.00816.84
8.0.100.0030.00516.83
8.0.90.0000.00716.93
8.0.80.0000.01517.02
8.0.70.0050.00316.92
8.0.60.0040.00416.86
8.0.50.0070.00016.87
8.0.30.0070.01117.03
8.0.20.0090.01217.40
8.0.10.0050.00316.89
8.0.00.0210.00317.00
7.4.330.0000.00515.55
7.4.320.0060.00316.66
7.4.300.0000.00616.68
7.4.290.0070.00016.66
7.4.280.0040.00416.48
7.4.270.0030.00316.57
7.4.260.0040.00416.60
7.4.250.0000.00716.64
7.4.240.0040.00416.65
7.4.230.0030.00316.59
7.4.220.0130.01316.56
7.4.210.0040.01516.61
7.4.200.0030.00316.37
7.4.160.0120.00516.81
7.4.150.0090.00917.40
7.4.140.0110.00817.86
7.4.130.0100.00716.71
7.4.120.0080.00816.72
7.4.110.0080.01016.51
7.4.100.0000.01716.72
7.4.90.0090.00916.76
7.4.80.0030.01519.39
7.4.70.0060.01016.75
7.4.60.0130.00316.76
7.4.50.0070.00716.83
7.4.40.0070.01016.74
7.4.30.0110.00616.77
7.4.00.0080.00714.84
7.3.330.0000.00613.13
7.3.320.0000.00513.27
7.3.310.0070.00016.51
7.3.300.0000.00616.44
7.3.290.0070.00816.38
7.3.280.0080.01116.40
7.3.270.0110.00617.40
7.3.260.0090.01016.51
7.3.250.0110.00716.53
7.3.240.0090.01116.62
7.3.230.0140.00916.47
7.3.210.0120.00616.64
7.3.200.0100.00616.49
7.3.190.0090.01216.45
7.3.180.0030.01216.63
7.3.170.0150.00316.65
7.3.160.0080.00816.68
7.3.120.0090.00615.25
7.3.110.0070.01014.67
7.3.100.0110.00314.74
7.3.90.0070.00415.09
7.3.80.0070.00714.95
7.3.70.0040.00914.89
7.3.60.0100.00314.99
7.3.50.0090.00014.79
7.3.40.0030.01215.08
7.3.30.0070.00714.72
7.3.20.0060.00916.53
7.3.10.0100.00316.80
7.3.00.0120.00316.70
7.2.330.0110.00816.84
7.2.320.0000.01916.49
7.2.310.0060.00916.66
7.2.300.0100.01016.86
7.2.290.0090.00916.54
7.2.250.0110.00714.96
7.2.240.0060.01215.25
7.2.230.0000.01215.23
7.2.220.0070.00315.05
7.2.210.0000.01215.02
7.2.200.0060.00615.11
7.2.190.0080.00415.05
7.2.180.0030.01415.20
7.2.170.0110.00414.99
7.1.330.0030.01015.63
7.1.320.0030.01015.85
7.1.310.0060.00315.60
7.1.300.0040.00415.70
7.1.290.0060.00615.79
7.1.280.0030.00615.68
7.1.270.0060.00315.93
7.1.260.0000.01215.88
7.1.200.0060.00615.60
7.1.70.0060.00617.14
7.1.60.0040.00817.45
7.1.00.0030.07722.57
7.0.200.0160.00514.72
7.0.120.0100.05722.21
7.0.110.0100.08722.06
7.0.100.0200.07322.08
7.0.90.0170.06022.07
7.0.80.0070.06322.10
7.0.70.0170.08022.13
7.0.60.0170.06722.00
7.0.50.0130.07322.07
7.0.40.0170.06022.04
7.0.30.0000.08322.02
7.0.20.0200.07022.11
7.0.10.0100.06021.97
7.0.00.0070.07322.10
5.6.270.0100.06020.93
5.6.260.0200.07020.89
5.6.250.0100.07021.02
5.6.240.0230.05021.02
5.6.230.0030.07720.71
5.6.220.0230.07020.84
5.6.210.0100.08020.99
5.6.200.0130.07721.05
5.6.190.0100.07321.00
5.6.180.0070.08320.82
5.6.170.0200.06720.86
5.6.160.0030.07320.82
5.6.150.0170.06020.82
5.6.140.0100.07021.02
5.6.130.0100.08021.07
5.6.120.0170.08320.75
5.6.110.0170.07720.87
5.6.100.0030.09020.99
5.6.90.0130.07320.89
5.6.80.0170.05320.41
5.6.70.0100.06320.20
5.6.60.0230.04020.38
5.6.50.0030.05720.20
5.6.40.0030.06320.27
5.6.30.0100.07020.41
5.6.20.0100.05720.38
5.6.10.0170.06020.28
5.6.00.0130.05720.33

preferences:
50.81 ms | 401 KiB | 5 Q