3v4l.org

run code in 300+ PHP versions simultaneously
<?php function datediffInWeeks($date1, $date2) { if($date1 > $date2) return datediffInWeeks($date2, $date1); $first = DateTime::createFromFormat('m/d/Y', $date1); $second = DateTime::createFromFormat('m/d/Y', $date2); return floor($first->diff($second)->days/7); } var_dump(datediffInWeeks('01/09/16', '03/19/16'));// 21 var_dump(datediffInWeeks('6/4/2013', '1/2/2013'));// 21

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)
8.3.70.0070.00716.49
8.3.60.0090.00916.75
8.3.50.0090.00921.94
8.3.40.0140.00318.96
8.3.30.0140.00018.88
8.3.20.0040.00420.34
8.3.10.0000.00823.48
8.3.00.0030.00718.22
8.2.180.0110.01118.29
8.2.170.0070.01022.96
8.2.160.0100.01020.31
8.2.150.0040.00424.18
8.2.140.0040.00424.66
8.2.130.0030.00619.46
8.2.120.0040.00426.35
8.2.110.0030.00620.47
8.2.100.0090.00318.03
8.2.90.0030.00519.21
8.2.80.0080.00017.97
8.2.70.0000.00817.88
8.2.60.0050.00318.05
8.2.50.0030.00518.34
8.2.40.0000.00720.52
8.2.30.0070.00020.68
8.2.20.0070.00017.99
8.2.10.0000.00818.11
8.2.00.0080.00018.06
8.1.280.0110.00425.92
8.1.270.0070.01120.38
8.1.260.0040.00428.09
8.1.250.0080.00028.09
8.1.240.0070.00319.35
8.1.230.0100.00020.43
8.1.220.0050.00317.74
8.1.210.0050.00518.77
8.1.200.0040.00417.48
8.1.190.0060.00317.35
8.1.180.0000.00918.10
8.1.170.0050.00318.69
8.1.160.0030.00619.01
8.1.150.0000.00719.07
8.1.140.0050.00319.61
8.1.130.0050.00217.83
8.1.120.0000.00817.64
8.1.110.0050.00317.59
8.1.100.0070.00517.65
8.1.90.0040.00417.51
8.1.80.0000.00717.55
8.1.70.0050.00317.47
8.1.60.0040.00417.66
8.1.50.0030.00617.61
8.1.40.0030.00517.63
8.1.30.0030.00517.79
8.1.20.0050.00317.77
8.1.10.0030.00517.72
8.1.00.0040.00417.70
8.0.300.0040.00418.77
8.0.290.0050.00317.00
8.0.280.0000.00818.63
8.0.270.0030.00317.27
8.0.260.0000.00717.38
8.0.250.0040.00417.16
8.0.240.0030.00317.19
8.0.230.0080.00017.25
8.0.220.0060.00317.09
8.0.210.0000.00717.18
8.0.200.0040.00417.23
8.0.190.0030.00517.21
8.0.180.0000.00817.19
8.0.170.0040.00417.19
8.0.160.0040.00417.13
8.0.150.0000.00817.06
8.0.140.0030.00517.18
8.0.130.0030.00313.58
8.0.120.0080.00017.09
8.0.110.0030.00517.15
8.0.100.0040.00417.17
8.0.90.0040.00417.02
8.0.80.0080.00717.16
8.0.70.0000.00716.93
8.0.60.0040.00417.00
8.0.50.0000.00717.03
8.0.30.0100.00917.32
8.0.20.0180.00717.40
8.0.10.0000.00717.14
8.0.00.0090.01017.02
7.4.330.0050.00016.91
7.4.320.0030.00316.78
7.4.300.0070.00316.53
7.4.290.0000.00716.72
7.4.280.0030.00516.72
7.4.270.0040.00416.74
7.4.260.0070.00016.50
7.4.250.0050.00316.61
7.4.240.0040.00416.69
7.4.230.0000.00716.74
7.4.220.0060.01316.68
7.4.210.0050.01016.75
7.4.200.0040.00416.74
7.4.160.0030.01316.57
7.4.150.0140.01417.40
7.4.140.0140.01017.86
7.4.130.0170.00316.63
7.4.120.0130.00416.63
7.4.110.0050.01416.55
7.4.100.0070.01516.67
7.4.90.0080.00816.79
7.4.80.0030.01319.39
7.4.70.0030.01416.76
7.4.60.0100.00716.71
7.4.50.0030.01216.67
7.4.40.0110.00616.72
7.4.30.0150.00916.82
7.4.00.0060.00615.21
7.3.330.0000.00513.43
7.3.320.0030.00313.43
7.3.310.0030.00316.41
7.3.300.0050.00316.45
7.3.290.0000.00616.34
7.3.280.0080.00816.42
7.3.270.0100.00717.40
7.3.260.0110.00616.75
7.3.250.0070.01516.71
7.3.240.0100.00916.68
7.3.230.0080.00816.61
7.3.210.0070.01016.68
7.3.200.0030.01316.75
7.3.190.0100.00616.73
7.3.180.0070.01016.70
7.3.170.0090.01216.66
7.3.160.0100.00616.71
7.3.10.0050.00516.66
7.3.00.0050.00516.82
7.2.330.0110.00816.85
7.2.320.0110.01116.52
7.2.310.0070.01016.62
7.2.300.0100.00716.55
7.2.290.0040.01416.59
7.2.130.0060.00617.04
7.2.120.0080.00416.83
7.2.110.0030.00916.95
7.2.100.0070.00416.94
7.2.90.0040.00816.80
7.2.80.0000.01117.09
7.2.70.0060.00916.80
7.2.60.0080.00616.89
7.2.50.0030.00716.98
7.2.40.0030.00716.53
7.2.30.0030.00916.80
7.2.20.0040.00816.97
7.2.10.0040.00716.64
7.2.00.0100.00418.07
7.1.250.0030.00615.82
7.1.200.0090.00615.84
7.1.100.0070.01018.30
7.1.70.0080.00417.28
7.1.60.0070.01719.44
7.1.50.0100.00717.11
7.1.00.0030.07722.51
7.0.200.0000.00817.01
7.0.60.0070.08019.96
7.0.50.0070.07717.88
7.0.40.0030.04720.22
7.0.30.0270.05020.30
7.0.20.0230.04720.07
7.0.10.0100.05320.06
7.0.00.0070.08020.25
5.6.280.0030.04320.85
5.6.210.0070.08720.61
5.6.200.0070.04718.18
5.6.190.0030.08020.45
5.6.180.0130.04320.50
5.6.170.0300.07720.49
5.6.160.0070.07720.43
5.6.150.0200.07018.18
5.6.140.0100.07018.15
5.6.130.0100.07718.20
5.6.120.0070.05721.00
5.6.110.0070.08321.12
5.6.100.0100.08021.05
5.6.90.0130.07321.10
5.6.80.0100.07720.52
5.5.350.0130.08320.35
5.5.340.0030.07717.96
5.5.330.0030.07320.21
5.5.320.0170.04720.28
5.5.310.0270.04720.24
5.5.300.0130.07318.08
5.5.290.0100.05718.05
5.5.280.0130.05720.66
5.5.270.0070.05020.79
5.5.260.0070.04020.79
5.5.250.0030.08320.58
5.5.240.0170.08320.26

preferences:
52.3 ms | 401 KiB | 5 Q