3v4l.org

run code in 300+ PHP versions simultaneously
<?php $period_durations = [ 'every_2_hours' => 2, 'every_4_hours' => 4, 'every_8_hours' => 8, ]; $period = 'every_8_hours'; $hour = (int) date('G'); $duration = $period_durations[$period]; $hour = ((int)($hour/$duration)+1)*$duration; // drop remainder $dateTime = new DateTime(); $dateTime->setTime($hour, 0, 0); print_r($dateTime);

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)
8.3.60.0090.00916.61
8.3.50.0090.01022.23
8.3.40.0090.00618.90
8.3.30.0000.01418.84
8.3.20.0040.00420.34
8.3.10.0050.00321.90
8.3.00.0080.00017.88
8.2.180.0070.01118.54
8.2.170.0110.00722.96
8.2.160.0030.01020.33
8.2.150.0080.00024.18
8.2.140.0080.00024.66
8.2.130.0080.00326.16
8.2.120.0110.00019.48
8.2.110.0090.00020.52
8.2.100.0060.00619.70
8.2.90.0040.00419.36
8.2.80.0050.00317.97
8.2.70.0050.00317.88
8.2.60.0050.00317.80
8.2.50.0040.00418.16
8.2.40.0000.00720.42
8.2.30.0000.00818.25
8.2.20.0050.00217.94
8.2.10.0030.00518.23
8.2.00.0050.00218.35
8.1.280.0090.00625.92
8.1.270.0080.00020.38
8.1.260.0080.00026.35
8.1.250.0000.00828.09
8.1.240.0040.00721.28
8.1.230.0090.00319.16
8.1.220.0040.00417.74
8.1.210.0030.00618.77
8.1.200.0060.00317.36
8.1.190.0030.00517.35
8.1.180.0000.00818.10
8.1.170.0050.00518.64
8.1.160.0000.00718.89
8.1.150.0040.00418.91
8.1.140.0080.00017.62
8.1.130.0050.00317.76
8.1.120.0020.00517.64
8.1.110.0030.00617.58
8.1.100.0070.00017.63
8.1.90.0050.00317.61
8.1.80.0040.00417.70
8.1.70.0000.00717.61
8.1.60.0040.00417.74
8.1.50.0040.00417.55
8.1.40.0030.00617.68
8.1.30.0000.00917.68
8.1.20.0050.00217.75
8.1.10.0040.00417.61
8.1.00.0080.00017.70
8.0.300.0040.00420.07
8.0.290.0070.00016.88
8.0.280.0000.00818.57
8.0.270.0030.00517.33
8.0.260.0000.00617.37
8.0.250.0070.00017.11
8.0.240.0030.00317.19
8.0.230.0040.00417.13
8.0.220.0040.00417.09
8.0.210.0040.00416.98
8.0.200.0030.00317.19
8.0.190.0000.00817.04
8.0.180.0030.00717.08
8.0.170.0080.00016.95
8.0.160.0040.00417.03
8.0.150.0070.00017.04
8.0.140.0060.00316.98
8.0.130.0030.00313.39
8.0.120.0040.00417.02
8.0.110.0000.00716.95
8.0.100.0030.00517.00
8.0.90.0000.00716.96
8.0.80.0100.00717.02
8.0.70.0040.00417.05
8.0.60.0050.00317.04
8.0.50.0050.00316.90
8.0.30.0100.01117.30
8.0.20.0100.01017.40
8.0.10.0000.00717.09
8.0.00.0150.00516.92
7.4.330.0030.00315.11
7.4.320.0000.00616.62
7.4.300.0050.00216.66
7.4.290.0000.00716.64
7.4.280.0070.00016.73
7.4.270.0000.00716.64
7.4.260.0040.00416.62
7.4.250.0080.00016.67
7.4.240.0000.00716.63
7.4.230.0020.00516.44
7.4.220.0110.01416.64
7.4.210.0040.01116.82
7.4.200.0000.00716.82
7.4.160.0060.00916.72
7.4.150.0040.01417.40
7.4.140.0110.01117.86
7.4.130.0100.01416.70
7.4.120.0100.00616.61
7.4.110.0160.00616.72
7.4.100.0030.01416.85
7.4.90.0100.01016.73
7.4.80.0110.00719.39
7.4.70.0040.01216.60
7.4.60.0100.00616.59
7.4.50.0030.00616.55
7.4.40.0060.00916.74
7.4.30.0110.01116.60
7.4.00.0080.00814.93
7.3.330.0000.00513.32
7.3.320.0120.00013.33
7.3.310.0000.00716.39
7.3.300.0030.00316.41
7.3.290.0110.00316.46
7.3.280.0110.00616.49
7.3.270.0130.00517.40
7.3.260.0130.01016.48
7.3.250.0140.00916.59
7.3.240.0120.00616.55
7.3.230.0130.01116.39
7.3.210.0090.00916.60
7.3.200.0070.01019.39
7.3.190.0080.01116.57
7.3.180.0090.00916.61
7.3.170.0090.00916.54
7.3.160.0130.01016.56
7.2.330.0070.01716.46
7.2.320.0120.01216.91
7.2.310.0140.00316.88
7.2.300.0110.01116.85
7.2.290.0150.00916.94
7.2.00.0000.01019.56
7.1.200.0070.00315.94
7.1.100.0090.00918.29
7.1.70.0030.00617.37
7.1.60.0120.00919.50
7.1.50.0140.00316.93
7.1.00.0000.08022.52
7.0.200.0090.00616.80
7.0.80.0070.07319.90
7.0.70.0100.08019.88
7.0.60.0130.03719.88
7.0.50.0230.04320.31
7.0.40.0070.04020.11
7.0.30.0030.04719.92
7.0.20.0070.04020.09
7.0.10.0030.04320.05
7.0.00.0000.04720.05
5.6.280.0030.07320.87
5.6.230.0070.08720.73
5.6.220.0070.08020.64
5.6.210.0000.04720.56
5.6.200.0100.07321.05
5.6.190.0030.04321.14
5.6.180.0070.07721.08
5.6.170.0030.04321.04
5.6.160.0000.04720.96
5.6.150.0000.04721.16
5.6.140.0070.08320.92
5.6.130.0070.05721.00
5.6.120.0100.04321.01
5.6.110.0030.04720.99
5.6.100.0170.05321.08
5.6.90.0070.04320.99
5.6.80.0030.04020.31
5.6.70.0100.06020.46
5.6.60.0070.03720.45
5.6.50.0030.04020.49
5.6.40.0030.04020.48
5.6.30.0130.03020.43
5.6.20.0130.06720.41
5.6.10.0100.03720.37
5.6.00.0030.03720.35
5.5.370.0030.08720.42
5.5.360.0200.07320.36
5.5.350.0100.04720.38
5.5.340.0070.04020.89
5.5.330.0070.04020.92
5.5.320.0070.05020.79
5.5.310.0130.04020.79
5.5.300.0030.04320.86
5.5.290.0030.08320.85
5.5.280.0170.07320.61
5.5.270.0130.06020.84
5.5.260.0030.04320.85
5.5.250.0070.06320.69
5.5.240.0100.03320.20
5.5.230.0030.04020.30
5.5.220.0100.03720.27
5.5.210.0000.04320.10
5.5.200.0030.04020.14
5.5.190.0070.03720.23
5.5.180.0000.04319.96
5.5.160.0030.04020.23
5.5.150.0000.04320.23
5.5.140.0030.04020.25
5.5.130.0100.04720.06
5.5.120.0070.03719.98
5.5.110.0070.03720.16
5.5.100.0000.04020.17
5.5.90.0230.05720.14
5.5.80.0070.05720.12
5.5.70.0070.03720.08
5.5.60.0030.04320.11
5.5.50.0030.03720.03
5.5.40.0030.03320.08
5.5.30.0100.07719.93
5.5.20.0070.07719.98
5.5.10.0130.07719.95
5.5.00.0100.06319.95
5.4.450.0170.06319.25
5.4.440.0070.08019.44
5.4.430.0100.07019.37
5.4.420.0200.02719.46
5.4.410.0030.05319.43
5.4.400.0030.04018.91
5.4.390.0030.05019.02
5.4.380.0030.04019.08
5.4.370.0000.04018.98
5.4.360.0000.04719.12
5.4.350.0000.04019.23
5.4.340.0070.03019.02
5.4.320.0000.04018.81
5.4.310.0070.03019.10
5.4.300.0030.03719.13
5.4.290.0030.04018.97
5.4.280.0030.04718.92
5.4.270.0070.04319.07
5.4.260.0000.04019.22
5.4.250.0070.03018.80
5.4.240.0070.03319.12
5.4.230.0000.04018.90
5.4.220.0000.04719.02
5.4.210.0030.03318.77
5.4.200.0070.03319.05
5.4.190.0070.03719.04
5.4.180.0070.07719.03
5.4.170.0070.07019.10
5.4.160.0130.07719.09
5.4.150.0030.07719.20
5.4.140.0100.07016.18
5.4.130.0030.06016.42
5.4.120.0130.06716.32
5.4.110.0070.07016.27
5.4.100.0030.08016.27
5.4.90.0070.05016.47
5.4.80.0070.08016.46
5.4.70.0100.07016.38
5.4.60.0070.07016.32
5.4.50.0100.06016.30
5.4.40.0030.07316.23
5.4.30.0100.07016.23
5.4.20.0070.04316.29
5.4.10.0130.07016.18
5.4.00.0100.04715.83
5.3.290.0070.03314.58
5.3.280.0000.04014.45
5.3.270.0130.06014.47
5.3.260.0000.07014.51
5.3.250.0000.08314.59
5.3.240.0170.07014.57
5.3.230.0100.03714.56
5.3.220.0070.04014.52
5.3.210.0030.08714.38
5.3.200.0100.05714.53
5.3.190.0070.07314.53
5.3.180.0130.07014.55
5.3.170.0070.07314.48
5.3.160.0100.07714.55
5.3.150.0000.06014.50
5.3.140.0030.05014.49
5.3.130.0100.07314.39
5.3.120.0070.05014.50
5.3.110.0070.06714.46
5.3.100.0130.07014.00
5.3.90.0030.07713.89
5.3.80.0130.07314.00
5.3.70.0070.07313.87
5.3.60.0130.05013.86
5.3.50.0070.07013.86
5.3.40.0070.05713.89
5.3.30.0070.06713.90
5.3.20.0030.07713.65
5.3.10.0200.06713.41
5.3.00.0100.06713.63
5.2.170.0070.05011.19
5.2.160.0000.06311.12
5.2.150.0100.04010.93
5.2.140.0000.07011.13
5.2.130.0070.05311.14
5.2.120.0070.04710.96
5.2.110.0030.06710.93
5.2.100.0100.05310.96
5.2.90.0070.05711.17
5.2.80.0070.06011.08
5.2.70.0030.06311.09
5.2.60.0030.05010.88
5.2.50.0000.04711.08
5.2.40.0070.06010.84
5.2.30.0000.06710.82
5.2.20.0070.06010.93
5.2.10.0070.06010.79
5.2.00.0100.05310.78
5.1.60.0030.05710.05
5.1.50.0130.04310.05
5.1.40.0000.0539.96
5.1.30.0070.03710.39
5.1.20.0070.05010.25
5.1.10.0070.04310.14
5.1.00.0030.05310.06
5.0.50.0000.0508.89
5.0.40.0030.0438.89
5.0.30.0000.0638.89
5.0.20.0030.0438.89
5.0.10.0070.0378.89
5.0.00.0030.0638.89
4.4.90.0070.0338.89
4.4.80.0000.0378.89
4.4.70.0070.0308.89
4.4.60.0000.0338.89
4.4.50.0030.0338.89
4.4.40.0070.0508.89
4.4.30.0000.0238.89
4.4.20.0100.0278.89
4.4.10.0030.0378.89
4.4.00.0070.0438.89
4.3.110.0100.0238.89
4.3.100.0000.0338.89
4.3.90.0070.0308.89
4.3.80.0030.0338.89
4.3.70.0030.0378.89
4.3.60.0070.0308.89
4.3.50.0000.0338.89
4.3.40.0000.0578.89
4.3.30.0030.0308.89
4.3.20.0000.0378.89
4.3.10.0030.0338.89
4.3.00.0030.0278.89

preferences:
38.54 ms | 401 KiB | 5 Q