3v4l.org

run code in 300+ PHP versions simultaneously
<?php $a = "2015-10-09"; echo date("Y-m-d", strtotime($a)); echo date("Y-m-d", strtotime($a."+1 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)
8.3.60.0100.01018.43
8.3.50.0150.00321.18
8.3.40.0110.01118.96
8.3.30.0140.00018.81
8.3.20.0080.00020.35
8.3.10.0050.00321.82
8.3.00.0040.00420.52
8.2.180.0110.00718.29
8.2.170.0120.00322.96
8.2.160.0060.00920.89
8.2.150.0000.00824.18
8.2.140.0080.00024.66
8.2.130.0000.00726.16
8.2.120.0030.00717.63
8.2.110.0100.01319.27
8.2.100.0130.00417.93
8.2.90.0040.00419.18
8.2.80.0080.00017.97
8.2.70.0000.01017.75
8.2.60.0030.00518.18
8.2.50.0040.00418.10
8.2.40.0060.00319.44
8.2.30.0070.00020.61
8.2.20.0000.00917.93
8.2.10.0000.00718.16
8.2.00.0030.00518.10
8.1.280.0060.00925.92
8.1.270.0000.00724.04
8.1.260.0000.00826.35
8.1.250.0070.00028.09
8.1.240.0060.00322.27
8.1.230.0030.00717.95
8.1.220.0080.00017.75
8.1.210.0000.00818.77
8.1.200.0100.00017.38
8.1.190.0060.00317.60
8.1.180.0060.00318.10
8.1.170.0040.00418.77
8.1.160.0040.00422.02
8.1.150.0040.00418.94
8.1.140.0040.00417.65
8.1.130.0000.00717.68
8.1.120.0000.00717.64
8.1.110.0000.00817.53
8.1.100.0080.00017.65
8.1.90.0000.00717.65
8.1.80.0060.00317.61
8.1.70.0000.00717.65
8.1.60.0050.00317.70
8.1.50.0000.00817.58
8.1.40.0070.00717.64
8.1.30.0000.00817.73
8.1.20.0050.00317.70
8.1.10.0030.00517.71
8.1.00.0050.00317.63
8.0.300.0050.00318.77
8.0.290.0060.00317.13
8.0.280.0030.00318.50
8.0.270.0090.00017.31
8.0.260.0000.00617.39
8.0.250.0070.00017.27
8.0.240.0000.00717.09
8.0.230.0040.00417.06
8.0.220.0030.00317.14
8.0.210.0000.00817.04
8.0.200.0030.00317.20
8.0.190.0000.00817.12
8.0.180.0000.01017.09
8.0.170.0020.00517.18
8.0.160.0000.00717.18
8.0.150.0070.00017.08
8.0.140.0040.00317.05
8.0.130.0000.00613.51
8.0.120.0040.00417.14
8.0.110.0040.00417.16
8.0.100.0060.00317.15
8.0.90.0000.00817.21
8.0.80.0090.00917.11
8.0.70.0040.00417.14
8.0.60.0000.00716.93
8.0.50.0040.00416.93
8.0.30.0080.01017.15
8.0.20.0100.00817.40
8.0.10.0000.00817.30
8.0.00.0100.00917.01
7.4.330.0000.00515.08
7.4.320.0030.00316.73
7.4.300.0050.00316.78
7.4.290.0000.00816.72
7.4.280.0000.00816.73
7.4.270.0030.00316.64
7.4.260.0030.00316.67
7.4.250.0050.00216.67
7.4.240.0050.00216.62
7.4.230.0000.00816.84
7.4.220.0090.00916.84
7.4.210.0040.01516.66
7.4.200.0030.00316.74
7.4.160.0060.00916.63
7.4.150.0120.00617.40
7.4.140.0100.00917.86
7.4.130.0050.01316.82
7.4.120.0030.01516.64
7.4.110.0090.00916.66
7.4.100.0090.01016.60
7.4.90.0120.00616.61
7.4.80.0170.00019.39
7.4.70.0160.00016.82
7.4.60.0100.00716.58
7.4.50.0000.00616.78
7.4.40.0080.00816.79
7.4.30.0130.00916.63
7.4.00.0040.01114.98
7.3.330.0000.00513.14
7.3.320.0030.00313.22
7.3.310.0040.00416.23
7.3.300.0030.00316.41
7.3.290.0090.00716.38
7.3.280.0080.01116.38
7.3.270.0100.00717.40
7.3.260.0060.01216.72
7.3.250.0070.01216.60
7.3.240.0060.01216.46
7.3.230.0140.00316.58
7.3.210.0030.01316.68
7.3.200.0070.01016.56
7.3.190.0040.01516.81
7.3.180.0100.00616.55
7.3.170.0100.01016.61
7.3.160.0100.00616.53
7.2.330.0070.01016.66
7.2.320.0070.01016.84
7.2.310.0130.00316.74
7.2.300.0090.00916.97
7.2.290.0100.01316.91
7.2.00.0060.00619.15
7.1.100.1180.00416.32
7.1.70.0020.00517.28
7.1.60.0130.01019.11
7.1.50.0070.00717.30
7.1.00.0030.07722.51
7.0.200.0000.00717.04
7.0.80.0170.06719.86
7.0.70.0100.05319.92
7.0.60.0070.05320.04
7.0.50.0130.07720.38
7.0.40.0100.08019.99
7.0.30.0170.06020.00
7.0.20.0130.08019.92
7.0.10.0070.07020.18
7.0.00.0100.07720.04
5.6.280.0000.07721.12
5.6.230.0030.09020.56
5.6.220.0130.08020.48
5.6.210.0100.04720.57
5.6.200.0030.07021.06
5.6.190.0070.04320.95
5.6.180.0100.07321.02
5.6.170.0170.07321.07
5.6.160.0170.05021.08
5.6.150.0170.07021.04
5.6.140.0170.07321.04
5.6.130.0130.08021.13
5.6.120.0130.07721.01
5.6.110.0070.08021.09
5.6.100.0100.04720.93
5.6.90.0000.05021.02
5.6.80.0070.07720.41
5.6.70.0130.06720.54
5.6.60.0070.06320.38
5.6.50.0130.07720.40
5.6.40.0070.08320.31
5.6.30.0070.08020.31
5.6.20.0130.07320.41
5.6.10.0030.09020.38
5.6.00.0100.04020.27
5.5.370.0100.07720.34
5.5.360.0100.05020.35
5.5.350.0030.05720.46
5.5.340.0130.06320.93
5.5.330.0070.04020.86
5.5.320.0100.08320.82
5.5.310.0070.05320.76
5.5.300.0070.08320.88
5.5.290.0070.08320.89
5.5.280.0130.04320.82
5.5.270.0170.07320.62
5.5.260.0130.06720.79
5.5.250.0070.08020.63
5.5.240.0170.07320.31
5.5.230.0030.05320.29
5.5.220.0030.05020.26
5.5.210.0100.04720.10
5.5.200.0100.07320.08
5.5.190.0070.05720.08
5.5.180.0100.07019.98
5.5.160.0100.03320.20
5.5.150.0100.05320.14
5.5.140.0000.08320.17
5.5.130.0070.07720.10
5.5.120.0070.07720.09
5.5.110.0070.08320.23
5.5.100.0000.08719.94
5.5.90.0130.07320.05
5.5.80.0130.06320.09
5.5.70.0030.05020.15
5.5.60.0030.08319.90
5.5.50.0100.06720.13
5.5.40.0130.04720.10
5.5.30.0100.06019.98
5.5.20.0130.07320.05
5.5.10.0100.05320.04
5.5.00.0100.07320.03
5.4.450.0100.08019.40
5.4.440.0000.08319.36
5.4.430.0070.06319.33
5.4.420.0100.07019.40
5.4.410.0100.07719.25
5.4.400.0100.07719.09
5.4.390.0070.04719.00
5.4.380.0100.03319.14
5.4.370.0100.04018.92
5.4.360.0070.06719.03
5.4.350.0100.07019.12
5.4.340.0070.08319.13
5.4.320.0030.04019.05
5.4.310.0070.07719.23
5.4.300.0130.07318.96
5.4.290.0170.06319.14
5.4.280.0030.05019.14
5.4.270.0070.08019.12
5.4.260.0170.06019.10
5.4.250.0070.07318.94
5.4.240.0130.07319.04
5.4.230.0100.06719.05
5.4.220.0100.07319.02
5.4.210.0030.05319.22
5.4.200.0030.07718.89
5.4.190.0070.05319.06
5.4.180.0130.07018.96
5.4.170.0100.07718.89
5.4.160.0100.06718.96
5.4.150.0170.04319.02
5.4.140.0070.07316.32
5.4.130.0130.05016.42
5.4.120.0030.03716.32
5.4.110.0000.07716.27
5.4.100.0030.07316.49
5.4.90.0070.03316.50
5.4.80.0170.06016.45
5.4.70.0000.05716.42
5.4.60.0000.05016.31
5.4.50.0130.06316.40
5.4.40.0130.04316.30
5.4.30.0130.06716.26
5.4.20.0070.06316.18
5.4.10.0030.05016.33
5.4.00.0070.07015.81

preferences:
56.81 ms | 401 KiB | 5 Q