3v4l.org

run code in 300+ PHP versions simultaneously
<?php var_dump(strtotime(null), strtotime('2001-05-17 21:20:12'));

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)
8.3.60.0090.00918.56
8.3.50.0110.00721.33
8.3.40.0100.01018.93
8.3.30.0100.00320.31
8.3.20.0060.00320.61
8.3.10.0050.00321.10
8.3.00.0060.00322.18
8.2.180.0110.01116.88
8.2.170.0070.00722.96
8.2.160.0100.00320.39
8.2.150.0040.00424.18
8.2.140.0040.00424.66
8.2.130.0070.00026.16
8.2.120.0040.00421.12
8.2.110.0050.00522.20
8.2.100.0080.00417.84
8.2.90.0040.00419.14
8.2.80.0070.00017.97
8.2.70.0040.00417.75
8.2.60.0080.00017.68
8.2.50.0040.00418.07
8.2.40.0000.01018.09
8.2.30.0040.00419.37
8.2.20.0040.00417.83
8.2.10.0050.00317.70
8.2.00.0030.00717.85
8.1.280.0000.01425.92
8.1.270.0080.00023.99
8.1.260.0000.00726.35
8.1.250.0000.00728.09
8.1.240.0120.00020.52
8.1.230.0110.00020.97
8.1.220.0080.00018.77
8.1.210.0100.00018.77
8.1.200.0000.01317.35
8.1.190.0000.00717.29
8.1.180.0000.00818.10
8.1.170.0050.00218.68
8.1.160.0000.00718.83
8.1.150.0050.00218.65
8.1.140.0040.00417.38
8.1.130.0030.00317.69
8.1.120.0040.00417.54
8.1.110.0020.00517.50
8.1.100.0020.00517.56
8.1.90.0070.00017.48
8.1.80.0050.00217.57
8.1.70.0070.00017.54
8.1.60.0070.00417.57
8.1.50.0070.00017.38
8.1.40.0040.00417.48
8.1.30.0000.00717.61
8.1.20.0040.00417.60
8.1.10.0040.00417.50
8.1.00.0000.00817.49
8.0.300.0040.00419.77
8.0.290.0070.00017.05
8.0.280.0000.00718.29
8.0.270.0070.00317.26
8.0.260.0000.00716.94
8.0.250.0030.00617.04
8.0.240.0090.00017.04
8.0.230.0000.00716.98
8.0.220.0040.00416.94
8.0.210.0030.00316.83
8.0.200.0030.00317.03
8.0.190.0030.00317.04
8.0.180.0040.00416.88
8.0.170.0070.00016.88
8.0.160.0030.00316.85
8.0.150.0040.00416.79
8.0.140.0040.00716.86
8.0.130.0000.00613.37
8.0.120.0000.00816.81
8.0.110.0080.00016.95
8.0.100.0000.00716.85
8.0.90.0000.00716.82
8.0.80.0090.01216.93
8.0.70.0080.00017.00
8.0.60.0070.00016.93
8.0.50.0080.00016.80
8.0.30.0130.00917.23
8.0.20.0100.01017.40
8.0.10.0000.00717.04
8.0.00.0120.00516.78
7.4.330.0050.00016.73
7.4.320.0040.00416.49
7.4.300.0000.00716.46
7.4.290.0000.00716.36
7.4.280.0000.00716.39
7.4.270.0030.00416.53
7.4.260.0000.00513.29
7.4.250.0000.00816.56
7.4.240.0020.00616.45
7.4.230.0030.00316.71
7.4.220.0100.01016.46
7.4.210.0020.01216.60
7.4.200.0030.00316.39
7.4.190.0040.00316.46
7.4.160.0070.01016.79
7.4.150.0150.00317.40
7.4.140.0070.01117.86
7.4.130.0080.00816.53
7.4.120.0110.00516.52
7.4.110.0070.01316.43
7.4.100.0060.01216.62
7.4.90.0160.00316.54
7.4.80.0060.01219.39
7.4.70.0070.01116.46
7.4.60.0080.00816.47
7.4.50.0030.00516.46
7.4.40.0070.01022.77
7.4.30.0100.00716.53
7.4.00.0080.00915.11
7.3.330.0030.00213.19
7.3.320.0000.00613.16
7.3.310.0000.00716.20
7.3.300.0040.00416.12
7.3.290.0090.00616.24
7.3.280.0070.01016.25
7.3.270.0130.00617.40
7.3.260.0200.01018.24
7.3.250.0100.00916.49
7.3.240.0090.00916.63
7.3.230.0090.00616.41
7.3.210.0040.01316.54
7.3.200.0110.00719.39
7.3.190.0160.00016.59
7.3.180.0030.01516.28
7.3.170.0120.00316.51
7.3.160.0140.00716.34
7.3.120.0060.00814.95
7.3.110.0130.00314.88
7.3.100.0100.00614.54
7.3.90.0090.00914.72
7.3.80.0060.01014.44
7.3.70.0060.00314.81
7.3.60.0030.00614.97
7.3.50.0120.00414.75
7.3.40.0040.01214.80
7.3.30.0060.00314.77
7.3.20.0120.00316.85
7.3.10.0090.00616.68
7.3.00.0110.00416.43
7.2.330.0130.00316.40
7.2.320.0110.00716.64
7.2.310.0090.01616.66
7.2.300.0070.01616.66
7.2.290.0100.01016.73
7.2.250.0070.01014.94
7.2.240.0060.01315.32
7.2.230.0030.01314.94
7.2.220.0040.00714.66
7.2.210.0110.00715.16
7.2.200.0110.00615.17
7.2.190.0030.01215.08
7.2.180.0160.00014.68
7.2.170.0110.00715.17
7.1.330.0090.00615.79
7.1.320.0090.00615.98
7.1.310.0110.00415.64
7.1.300.0030.01215.62
7.1.290.0060.00615.80
7.1.280.0060.01015.79
7.1.270.0040.00715.79
7.1.260.0040.01115.58
7.1.70.0000.00717.34
7.1.60.0000.01019.17
7.1.50.0040.01916.89
7.1.00.0100.04022.40
7.0.200.0040.00416.94
7.0.140.0070.07322.15
7.0.110.0770.07719.86
7.0.100.0830.08020.00
7.0.90.0770.07719.86
7.0.80.0800.07719.75
7.0.70.0730.08019.79
7.0.60.0730.08319.88
7.0.50.0800.07319.80
7.0.40.0130.08319.55
7.0.30.0030.08019.60
7.0.20.0070.08719.77
7.0.10.0030.06719.60
7.0.00.0070.08719.77
5.6.280.0130.06020.98
5.6.260.0170.06720.61
5.6.250.0230.04720.61
5.6.240.0030.08720.50
5.6.230.0070.08720.58
5.6.220.0070.07720.60
5.6.210.0070.04320.52
5.6.200.0070.04320.50
5.6.190.0200.07320.57
5.6.180.0000.08320.54
5.6.170.0130.06720.55
5.6.160.0100.05320.57
5.6.150.0100.06020.51
5.6.140.0070.08020.41
5.6.130.0030.04720.50
5.6.120.0200.06720.57
5.6.110.0100.08020.63
5.6.100.0100.07720.63
5.6.90.0100.07320.59
5.6.80.0030.08319.88
5.6.70.0130.06720.00
5.6.60.0030.04020.02
5.6.50.0130.02719.96
5.6.40.0000.04019.95
5.6.30.0030.04719.99
5.6.20.0070.03719.86
5.6.10.0070.03019.92
5.6.00.0030.04020.15
5.5.380.0030.04720.30
5.5.370.0070.07720.19
5.5.360.0030.08020.50
5.5.350.0000.08720.33
5.5.340.0030.08720.77
5.5.330.0170.07020.82
5.5.320.0130.07720.73
5.5.310.0070.08020.90
5.5.300.0100.07720.88
5.5.290.0070.08720.63
5.5.280.0130.07320.67
5.5.270.0070.09020.75
5.5.260.0100.07320.81
5.5.250.0100.07720.64
5.5.240.0230.07020.13
5.5.230.0100.05020.29
5.5.220.0000.08320.19
5.5.210.0070.03020.26
5.5.200.0000.05020.32
5.5.190.0030.04320.24
5.5.180.0030.04320.25
5.5.160.0100.03320.30
5.5.150.0000.07320.23
5.5.140.0000.04720.00
5.5.130.0100.07720.14
5.5.120.0100.03320.18
5.5.110.0100.06320.25
5.5.100.0000.07020.14
5.5.90.0100.07720.07
5.5.80.0070.04319.92
5.5.70.0030.04719.95
5.5.60.0030.04020.14
5.5.50.0030.03320.06
5.5.40.0100.03319.96
5.5.30.0030.04020.12
5.5.20.0070.03320.14
5.5.10.0030.04320.09
5.5.00.0000.05020.16
5.4.450.0070.07319.51
5.4.440.0070.08019.44
5.4.430.0070.07719.25
5.4.420.0130.07319.48
5.4.410.0130.07019.32
5.4.400.0130.07018.95
5.4.390.0100.07319.12
5.4.380.0000.04019.02
5.4.370.0070.04719.12
5.4.360.0100.02718.98
5.4.350.0030.03319.27
5.4.340.0030.04318.93
5.4.320.0070.03319.11
5.4.310.0070.07319.03
5.4.300.0030.04718.96
5.4.290.0030.04019.02
5.4.280.0070.04719.10
5.4.270.0070.03319.11
5.4.260.0070.07719.10
5.4.250.0000.05018.93
5.4.240.0000.04319.16
5.4.230.0100.03318.98
5.4.220.0000.04319.24
5.4.210.0000.04019.10
5.4.200.0000.04019.01
5.4.190.0000.06718.99
5.4.180.0070.03319.00
5.4.170.0000.06319.00
5.4.160.0030.04718.98
5.4.150.0000.04318.96
5.4.140.0100.04716.22
5.4.130.0070.03016.54
5.4.120.0030.04016.26
5.4.110.0030.03716.34
5.4.100.0000.07316.46
5.4.90.0030.03016.55
5.4.80.0100.02716.54
5.4.70.0070.03016.44
5.4.60.0070.03316.47
5.4.50.0000.04016.47
5.4.40.0070.03716.39
5.4.30.0070.05716.37
5.4.20.0030.04016.25
5.4.10.0100.04316.34
5.4.00.0000.04015.65
5.3.290.0070.05014.55
5.3.280.0030.04314.61
5.3.270.0070.03314.62
5.3.260.0030.03714.50
5.3.250.0030.04714.52
5.3.240.0000.04014.54
5.3.230.0100.02714.69
5.3.220.0030.03714.62
5.3.210.0070.03014.45
5.3.200.0070.03314.45
5.3.190.0030.03714.41
5.3.180.0070.03314.46
5.3.170.0000.08014.45
5.3.160.0030.03714.50
5.3.150.0030.03714.49
5.3.140.0030.03714.48
5.3.130.0030.05714.33
5.3.120.0030.04014.56
5.3.110.0000.04014.39
5.3.100.0030.04013.96
5.3.90.0030.07313.86
5.3.80.0030.07714.03
5.3.70.0070.07313.81
5.3.60.0170.06314.09
5.3.50.0070.05713.73
5.3.40.0130.07013.72
5.3.30.0030.07313.84
5.3.20.0130.06713.70
5.3.10.0100.06713.55
5.3.00.0100.06013.64
5.2.170.0130.06011.91
5.2.160.0070.05711.91
5.2.150.0100.05311.91
5.2.140.0030.06011.91
5.2.130.0100.06011.91
5.2.120.0100.06011.91
5.2.110.0130.05311.91
5.2.100.0200.05011.91
5.2.90.0000.04011.91
5.2.80.0030.02711.91
5.2.70.0070.06711.91
5.2.60.0030.04711.91
5.2.50.0070.04711.91
5.2.40.0100.05311.91
5.2.30.0100.03711.91
5.2.20.0030.05311.91
5.2.10.0030.04011.91
5.2.00.0000.06011.91
5.1.60.0070.04311.91
5.1.50.0130.04711.91
5.1.40.0070.05011.91
5.1.30.0030.04311.91
5.1.20.0000.05311.91
5.1.10.0000.05011.91
5.1.00.0000.03311.91
5.0.50.0000.04711.91
5.0.40.0100.04011.91
5.0.30.0030.06311.91
5.0.20.0000.04711.91
5.0.10.0000.04711.91
5.0.00.0000.06711.91
4.4.90.0000.03011.91
4.4.80.0000.02711.91
4.4.70.0030.03311.91
4.4.60.0030.03311.91
4.4.50.0070.02711.91
4.4.40.0030.05011.91
4.4.30.0000.03711.91
4.4.20.0000.03711.91
4.4.10.0000.03011.91
4.4.00.0030.05011.91
4.3.110.0030.03311.91
4.3.100.0000.03711.91
4.3.90.0030.02711.91
4.3.80.0000.03311.91
4.3.70.0100.02311.91
4.3.60.0030.03311.91
4.3.50.0030.02711.91
4.3.40.0000.05011.91
4.3.30.0030.03311.91
4.3.20.0000.03711.91
4.3.10.0000.03711.91
4.3.00.0030.03311.91

preferences:
57.62 ms | 400 KiB | 5 Q