3v4l.org

run code in 300+ PHP versions simultaneously
<?php $datetime1 = new DateTime('1981-01-14'); $datetime2 = new DateTime('2019-01-14'); $interval = $datetime1->diff($datetime2); echo $interval->format('%R%a days');

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)
8.3.60.0170.01018.36
8.3.50.0070.01418.18
8.3.40.0120.00318.96
8.3.30.0110.00718.72
8.3.20.0070.00321.76
8.3.10.0040.00423.48
8.3.00.0000.00823.61
8.2.180.0210.00016.63
8.2.170.0150.00022.96
8.2.160.0100.00320.08
8.2.150.0040.00424.18
8.2.140.0060.00324.66
8.2.130.0080.00026.16
8.2.120.0040.00420.98
8.2.110.0030.00620.30
8.2.100.0090.00317.91
8.2.90.0030.00517.75
8.2.80.0030.00618.86
8.2.70.0000.00818.05
8.2.60.0070.00018.09
8.2.50.0040.00418.10
8.2.40.0040.00421.02
8.2.30.0000.00819.32
8.2.20.0040.00418.18
8.2.10.0040.00419.32
8.2.00.0030.00519.26
8.1.280.0030.01525.92
8.1.270.0000.00819.01
8.1.260.0040.00426.35
8.1.250.0070.00028.09
8.1.240.0110.00023.84
8.1.230.0110.00020.88
8.1.220.0030.00517.79
8.1.210.0040.00418.77
8.1.200.0060.00317.48
8.1.190.0060.00317.36
8.1.180.0040.00418.10
8.1.170.0030.00618.71
8.1.160.0000.00718.80
8.1.150.0030.00318.85
8.1.140.0000.00720.68
8.1.130.0000.00720.04
8.1.120.0070.00017.48
8.1.110.0040.00417.45
8.1.100.0080.00017.55
8.1.90.0050.00317.48
8.1.80.0040.00417.55
8.1.70.0000.00717.56
8.1.60.0040.00417.65
8.1.50.0000.00817.51
8.1.40.0000.01017.59
8.1.30.0000.00817.63
8.1.20.0040.00417.64
8.1.10.0000.01117.63
8.1.00.0000.00817.56
8.0.300.0050.00218.77
8.0.290.0040.00416.88
8.0.280.0070.00018.53
8.0.270.0070.00017.40
8.0.260.0080.00018.40
8.0.250.0030.00317.15
8.0.240.0000.00717.02
8.0.230.0070.00017.09
8.0.220.0040.00417.02
8.0.210.0000.00716.90
8.0.200.0040.00416.96
8.0.190.0050.00317.13
8.0.180.0030.00517.00
8.0.170.0000.00917.01
8.0.160.0000.00716.99
8.0.150.0000.00716.96
8.0.140.0000.00717.00
8.0.130.0060.00013.41
8.0.120.0070.00017.01
8.0.110.0000.00717.09
8.0.100.0030.00316.82
8.0.90.0000.00717.05
8.0.80.0080.01116.98
8.0.70.0000.00716.97
8.0.60.0070.00016.83
8.0.50.0040.00417.05
8.0.30.0080.00917.28
8.0.20.0050.01417.40
8.0.10.0070.00017.02
8.0.00.0110.01116.65
7.4.330.0050.00015.55
7.4.320.0000.00616.66
7.4.300.0000.00616.62
7.4.290.0000.01016.60
7.4.280.0060.00316.57
7.4.270.0030.00316.67
7.4.260.0070.00016.57
7.4.250.0000.00816.63
7.4.240.0030.00616.59
7.4.230.0050.00216.71
7.4.220.0040.00416.66
7.4.210.0090.00716.66
7.4.200.0070.00016.77
7.4.160.0090.00516.66
7.4.140.0080.01017.86
7.4.130.0100.00716.59
7.4.120.0080.01116.66
7.4.110.0100.00716.66
7.4.100.0100.01416.81
7.4.90.0170.00716.71
7.4.80.0150.00919.39
7.4.70.0090.01116.64
7.4.60.0130.00416.66
7.4.50.0050.01016.60
7.4.40.0070.01016.68
7.4.00.0040.01115.02
7.3.330.0030.00313.10
7.3.320.0030.00313.00
7.3.310.0070.00016.18
7.3.300.0050.00216.19
7.3.290.0030.00316.27
7.3.280.0100.00716.24
7.3.260.0110.00716.43
7.3.240.0120.00916.36
7.3.230.0110.00716.59
7.3.210.0070.01316.39
7.3.200.0120.00916.32
7.3.190.0080.00816.38
7.3.180.0120.00416.59
7.3.170.0130.00916.60
7.3.160.0100.00716.40
7.3.10.0600.00914.84
7.3.00.0520.00314.72
7.2.330.0030.01716.72
7.2.320.0120.00416.88
7.2.310.0120.00416.64
7.2.300.0030.01416.70
7.2.290.0090.00916.75
7.2.130.0920.00615.20
7.2.120.0370.00315.07
7.2.110.0470.01115.22
7.2.100.0550.00715.22
7.2.90.0350.00715.07
7.2.80.0370.00715.31
7.2.70.0440.00714.99
7.2.60.0420.00614.97
7.2.50.0440.00415.09
7.2.40.0400.00015.34
7.2.30.0500.00615.25
7.2.20.0390.01015.27
7.2.10.0510.01014.93
7.2.00.0500.01015.20
7.1.250.0380.00913.92

preferences:
65.76 ms | 400 KiB | 5 Q