3v4l.org

run code in 300+ PHP versions simultaneously
<?php function getDiffInHours(\DateTime $earlierDate, \DateTime $laterDate) { $utc = new \DateTimeZone('UTC'); //First convert to UTC to avoid missing hours due to DST etc $earlierDate->setTimezone($utc); $laterDate->setTimezone($utc); $diff = $earlierDate->diff($laterDate); return 24 * $diff->days + $diff->h; } $earlierDate = new \DateTime(); $laterDate = new \DateTime('+ 31 hours'); $hours = getDiffInHours($earlierTime, $laterTime); var_dump($hours, $earlierTime, $laterTime);

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)
8.3.70.0110.00416.61
8.3.60.0120.00618.68
8.3.50.0090.01022.01
8.3.40.0130.00619.11
8.3.30.0040.01119.04
8.3.20.0070.00020.18
8.3.10.0070.00023.40
8.3.00.0080.00022.52
8.2.180.0120.00316.88
8.2.170.0120.00622.96
8.2.160.0070.01020.51
8.2.150.0050.00324.18
8.2.140.0000.00824.66
8.2.130.0070.00726.16
8.2.120.0080.00022.26
8.2.110.0060.00321.10
8.2.100.0090.00318.03
8.2.90.0050.00319.20
8.2.80.0000.00817.97
8.2.70.0030.00517.88
8.2.60.0000.00818.05
8.2.50.0030.00518.10
8.2.40.0050.00318.16
8.2.30.0050.00218.02
8.2.20.0080.00018.00
8.2.10.0050.00319.73
8.2.00.0030.00617.95
8.1.280.0040.01125.92
8.1.270.0080.00623.96
8.1.260.0070.00026.35
8.1.250.0000.00728.09
8.1.240.0030.00622.66
8.1.230.0080.00317.89
8.1.220.0060.00317.79
8.1.210.0050.00518.77
8.1.200.0060.00317.61
8.1.190.0060.00317.48
8.1.180.0040.00418.10
8.1.170.0040.00418.77
8.1.160.0050.00321.94
8.1.150.0040.00418.75
8.1.140.0040.00417.71
8.1.130.0000.00718.04
8.1.120.0040.00417.68
8.1.110.0030.00617.49
8.1.100.0040.00417.71
8.1.90.0040.00417.57
8.1.80.0000.00717.68
8.1.70.0000.00717.60
8.1.60.0070.00317.80
8.1.50.0090.00017.63
8.1.40.0040.00417.57
8.1.30.0050.00317.82
8.1.20.0030.00517.89
8.1.10.0040.00417.77
8.1.00.0080.00017.86
8.0.300.0030.00618.77
8.0.290.0040.00417.00
8.0.280.0000.00718.58
8.0.270.0000.00717.35
8.0.260.0050.00317.10
8.0.250.0030.00317.27
8.0.240.0030.00317.18
8.0.230.0000.00817.25
8.0.220.0070.00017.18
8.0.210.0030.00317.04
8.0.200.0030.00517.23
8.0.190.0000.00717.17
8.0.180.0030.00517.13
8.0.170.0040.00417.11
8.0.160.0000.00717.16
8.0.150.0040.00417.09
8.0.140.0030.00517.03
8.0.130.0030.00313.58
8.0.120.0030.00517.04
8.0.110.0040.00417.21
8.0.100.0070.00016.95
8.0.90.0040.00417.22
8.0.80.0000.01617.13
8.0.70.0070.00016.98
8.0.60.0000.00717.17
8.0.50.0000.00717.15
8.0.30.0080.01117.36
8.0.20.0110.00817.40
8.0.10.0000.00817.28
8.0.00.0140.00616.79
7.4.330.0000.00515.03
7.4.320.0000.00816.77
7.4.300.0060.00016.80
7.4.290.0000.00716.72
7.4.280.0030.00316.80
7.4.270.0000.00716.81
7.4.260.0030.00316.88
7.4.250.0030.00616.67
7.4.240.0030.00416.85
7.4.230.0030.00316.84
7.4.220.0130.01316.89
7.4.210.0070.00816.78
7.4.200.0070.00016.79
7.4.190.0040.00416.90
7.4.160.0070.01016.59
7.4.150.0090.00917.40
7.4.140.0060.01117.86
7.4.130.0060.01016.63
7.4.120.0090.00816.77
7.4.110.0060.01216.63
7.4.100.0070.01116.73
7.4.90.0090.01216.92
7.4.80.0030.01719.39
7.4.70.0140.00816.81
7.4.60.0060.01016.62
7.4.50.0030.00616.56
7.4.40.0070.00722.77
7.4.30.0070.01016.79
7.4.00.0040.00715.29
7.3.330.0000.00513.50
7.3.320.0000.00513.28
7.3.310.0000.00716.33
7.3.300.0000.00716.57
7.3.290.0100.01016.51
7.3.280.0090.01316.49
7.3.270.0100.00717.40
7.3.260.0080.00816.55
7.3.250.0070.01216.77
7.3.240.0060.01016.82
7.3.230.0150.00816.51
7.3.210.0090.01316.60
7.3.200.0060.01219.39
7.3.190.0050.01316.52
7.3.180.0100.00616.53
7.3.170.0120.00416.74
7.3.160.0060.00916.60
7.3.120.0030.01614.81
7.2.330.0120.00416.79
7.2.320.0080.01516.62
7.2.310.0070.01016.69
7.2.300.0070.01016.94
7.2.290.0110.00716.62
7.2.60.0030.01016.73
7.2.00.0100.00619.30
7.1.200.0080.00415.95
7.1.70.0000.01117.34
7.1.60.0090.00917.25
7.1.50.0030.00917.02
7.1.00.0070.07022.33
7.0.200.0090.00616.91
7.0.140.0100.06721.94
7.0.60.0070.08720.05
7.0.50.0100.04717.90
7.0.40.0030.07020.24
7.0.30.0270.08320.07
7.0.20.0200.08320.11
7.0.10.0100.07720.23
7.0.00.0000.06020.25
5.6.280.0030.07021.04
5.6.210.0170.05720.70
5.6.200.0070.08318.17
5.6.190.0030.04320.41
5.6.180.0130.04320.46
5.6.170.0330.07320.40
5.6.160.0030.04020.46
5.6.150.0000.04318.19
5.6.140.0070.07718.27
5.6.130.0070.04018.18
5.6.120.0030.04021.00
5.6.110.0170.08020.98
5.6.100.0100.08320.98
5.6.90.0100.08321.04
5.6.80.0070.06320.54
5.5.350.0000.08020.43
5.5.340.0070.07717.98
5.5.330.0000.04320.28
5.5.320.0270.08320.33
5.5.310.0130.04020.24
5.5.300.0130.07317.92
5.5.290.0100.07717.95
5.5.280.0070.08320.77
5.5.270.0170.07020.72
5.5.260.0200.07320.79
5.5.250.0000.07720.63
5.5.240.0100.07320.07
5.4.450.1030.04319.33
5.4.440.0670.06319.46
5.4.430.0700.07719.45
5.4.420.0600.05019.58
5.4.410.0700.04719.48
5.4.400.0970.06019.15
5.4.390.0670.05318.87
5.4.380.0170.04718.62
5.4.370.0170.07318.76
5.4.360.0130.05718.79
5.4.350.0230.04718.50
5.4.340.0200.05718.54
5.4.320.0040.03812.50
5.4.310.0090.04112.50
5.4.300.0110.03812.50
5.4.290.0070.04012.50
5.4.280.0040.03912.40
5.4.270.0030.03812.40
5.4.260.0040.04112.40
5.4.250.0060.03712.39
5.4.240.0050.03612.40
5.4.230.0080.04012.39
5.4.220.0040.03712.39
5.4.210.0150.04612.38
5.4.200.0170.04312.38
5.4.190.0140.04512.38
5.4.180.0130.04612.38
5.4.170.0200.03812.39
5.4.160.0330.09112.39
5.4.150.0200.03912.38
5.4.140.0150.04312.07
5.4.130.0150.04612.05
5.4.120.0200.09812.01
5.4.110.0160.04412.01
5.4.100.0130.04512.01
5.4.90.0240.06812.01
5.4.80.0130.04512.01
5.4.70.0180.04312.01
5.4.60.0190.04012.00
5.4.50.0200.04012.00
5.4.40.0180.03811.98
5.4.30.0160.04211.99
5.4.20.0120.04411.98
5.4.10.0090.04911.99
5.4.00.0130.04511.48
5.3.290.0090.04412.80
5.3.280.0040.04012.71
5.3.270.0200.04412.73
5.3.260.0190.04712.72
5.3.250.0180.04412.72
5.3.240.0220.04312.72
5.3.230.0200.04212.71
5.3.220.0210.06812.68
5.3.210.0140.04612.68
5.3.200.0170.04312.68
5.3.190.0130.04712.67
5.3.180.0210.07112.67
5.3.170.0130.04612.66
5.3.160.0190.04012.67
5.3.150.0200.04012.67
5.3.140.0170.04412.66
5.3.130.0250.06512.66
5.3.120.0160.04512.66
5.3.110.0180.04412.66
5.3.100.0190.04012.12
5.3.90.0130.04512.10
5.3.80.0130.04612.08
5.3.70.0180.04212.09
5.3.60.0210.03812.07
5.3.50.0150.04412.02
5.3.40.0120.04712.02
5.3.30.0370.08411.99
5.3.20.0140.04311.76
5.3.10.0170.04511.73
5.3.00.0210.03711.71
5.2.170.0260.0549.20
5.2.160.0160.0329.20
5.2.150.0140.0369.20
5.2.140.0130.0379.20
5.2.130.0080.0399.16
5.2.120.0220.0549.16
5.2.110.0120.0359.17
5.2.100.0100.0369.18
5.2.90.0090.0369.17
5.2.80.0100.0369.16
5.2.70.0080.0389.16
5.2.60.0130.0339.11
5.2.50.0080.0399.08
5.2.40.0130.0349.06
5.2.30.0090.0379.03
5.2.20.0100.0369.03
5.2.10.0120.0358.93
5.2.00.0080.0378.78
5.1.60.0110.0298.07
5.1.50.0180.0558.06
5.1.40.0100.0298.05
5.1.30.0170.0258.40
5.1.20.0110.0328.43
5.1.10.0120.0308.14
5.1.00.0110.0348.14
5.0.50.0090.0296.63
5.0.40.0080.0246.48
5.0.30.0140.0366.30
5.0.20.0110.0216.27
5.0.10.0120.0226.24
5.0.00.0110.0376.23
4.4.90.0060.0194.78
4.4.80.0070.0194.76
4.4.70.0090.0194.75
4.4.60.0120.0164.75
4.4.50.0110.0194.77
4.4.40.0080.0334.71
4.4.30.0090.0204.76
4.4.20.0070.0204.84
4.4.10.0090.0174.84
4.4.00.0320.0684.76
4.3.110.0080.0174.67
4.3.100.0070.0184.67
4.3.90.0150.0734.63
4.3.80.0100.0274.59
4.3.70.0070.0184.63
4.3.60.0090.0184.63
4.3.50.0080.0194.63
4.3.40.0100.0264.54
4.3.30.0060.0203.30
4.3.20.0060.0203.29
4.3.10.0070.0193.24
4.3.00.0000.02013.43

preferences:
41.15 ms | 401 KiB | 5 Q