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('13/07/2017', '20/07/2017'));// 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)
8.3.60.0070.00718.43
8.3.50.0090.00616.29
8.3.40.0140.00018.96
8.3.30.0030.01418.82
8.3.20.0050.00320.46
8.3.10.0040.00423.61
8.3.00.0040.00419.81
8.2.180.0100.00716.63
8.2.170.0140.00322.96
8.2.160.0040.01119.21
8.2.150.0080.00024.18
8.2.140.0000.00824.66
8.2.130.0050.00519.44
8.2.120.0080.00026.35
8.2.110.0030.00722.13
8.2.100.0070.00718.03
8.2.90.0050.00319.25
8.2.80.0040.00418.16
8.2.70.0040.00417.63
8.2.60.0050.00318.05
8.2.50.0040.00418.10
8.2.40.0030.00620.78
8.2.30.0030.00519.25
8.2.20.0020.00518.06
8.2.10.0000.00818.24
8.2.00.0050.00218.24
8.1.280.0140.00025.92
8.1.270.0090.00023.80
8.1.260.0060.00326.35
8.1.250.0040.00428.09
8.1.240.0030.00721.03
8.1.230.0050.00519.28
8.1.220.0040.00417.89
8.1.210.0000.00918.77
8.1.200.0080.00017.48
8.1.190.0040.00417.48
8.1.180.0050.00218.10
8.1.170.0060.00318.63
8.1.160.0040.00419.05
8.1.150.0000.00718.97
8.1.140.0040.00819.63
8.1.130.0030.00318.88
8.1.120.0000.00717.67
8.1.110.0050.00217.59
8.1.100.0030.00717.54
8.1.90.0070.00017.63
8.1.80.0070.00017.54
8.1.70.0070.00017.59
8.1.60.0070.00017.67
8.1.50.0000.00817.67
8.1.40.0070.00317.59
8.1.30.0040.00417.63
8.1.20.0050.00317.73
8.1.10.0050.00217.65
8.1.00.0040.00417.55
8.0.300.0030.00520.09
8.0.290.0040.00416.99
8.0.280.0030.00318.59
8.0.270.0070.00017.39
8.0.260.0000.00716.99
8.0.250.0000.00617.21
8.0.240.0000.00817.13
8.0.230.0000.00717.11
8.0.220.0030.00317.19
8.0.210.0070.00017.14
8.0.200.0040.00417.18
8.0.190.0060.00317.18
8.0.180.0050.00217.20
8.0.170.0040.00417.18
8.0.160.0050.00217.23
8.0.150.0000.00717.07
8.0.140.0030.00317.09
8.0.130.0060.00313.58
8.0.120.0040.00417.12
8.0.110.0040.00417.17
8.0.100.0050.00317.21
8.0.90.0070.00017.18
8.0.80.0000.01617.14
8.0.70.0020.00517.19
8.0.60.0000.00817.17
8.0.50.0030.00516.95
8.0.30.0060.01217.26
8.0.20.0160.00617.45
8.0.10.0040.00417.08
8.0.00.0130.00417.05
7.4.330.0000.00515.55
7.4.320.0030.00316.66
7.4.300.0000.00616.66
7.4.290.0100.00016.69
7.4.280.0070.00016.69
7.4.270.0070.00016.57
7.4.260.0030.00616.68
7.4.250.0000.00816.55
7.4.240.0040.00416.60
7.4.230.0000.00716.47
7.4.220.0070.01416.77
7.4.210.0130.00616.56
7.4.200.0050.00316.72
7.4.160.0070.00916.58
7.4.150.0140.00317.40
7.4.140.0090.00817.86
7.4.130.0130.00616.53
7.4.120.0100.01016.59
7.4.110.0100.00716.74
7.4.100.0070.01016.57
7.4.90.0100.01416.71
7.4.80.0100.00719.39
7.4.70.0130.00316.63
7.4.60.0000.01616.62
7.4.50.0080.00716.78
7.4.40.0130.00316.91
7.4.30.0030.01216.70
7.4.00.0050.00914.88
7.3.330.0050.00013.44
7.3.320.0030.00313.36
7.3.310.0000.00716.53
7.3.300.0000.00716.45
7.3.290.0080.00616.50
7.3.280.0050.01216.52
7.3.270.0030.02017.40
7.3.260.0180.00216.60
7.3.250.0090.00716.69
7.3.240.0100.00716.63
7.3.230.0060.01116.73
7.3.210.0090.00916.78
7.3.200.0090.00816.49
7.3.190.0130.01016.66
7.3.180.0060.00916.63
7.3.170.0040.01216.84
7.3.160.0140.01016.46
7.3.120.0070.01014.88
7.3.110.0080.00914.84
7.3.100.0120.00615.04
7.3.90.0100.00714.90
7.3.80.0110.00414.93
7.3.70.0040.01114.94
7.3.60.0070.00314.73
7.3.50.0070.00714.79
7.3.40.0070.00714.93
7.3.30.0030.00915.02
7.3.20.0070.00416.78
7.3.10.0090.00016.53
7.3.00.0110.00316.43
7.2.330.0100.01016.83
7.2.320.0160.00716.61
7.2.310.0060.01616.51
7.2.300.0150.00616.75
7.2.290.0130.00416.53
7.2.250.0000.01915.09
7.2.240.0030.01315.17
7.2.230.0170.00015.09
7.2.220.0070.01115.25
7.2.210.0070.00715.17
7.2.200.0040.01114.82
7.2.190.0030.01014.93
7.2.180.0070.01015.12
7.2.170.0040.01214.95
7.2.60.0040.01116.84
7.2.00.0070.00719.64
7.1.330.0150.00015.83
7.1.320.0110.00715.97
7.1.310.0090.00615.95
7.1.300.0080.00615.76
7.1.290.0060.00315.68
7.1.280.0000.00915.56
7.1.270.0030.01015.79
7.1.260.0030.00915.90
7.1.200.0060.00315.58
7.1.100.0060.00918.30
7.1.70.0090.00917.28
7.1.60.0260.01535.30
7.1.50.0170.02335.03
7.1.40.0280.01934.38
7.1.30.0240.00934.54
7.1.20.0230.01034.51
7.1.10.0090.01316.79
7.1.00.0130.00816.88
7.0.200.0160.00816.96
7.0.190.0040.01516.84
7.0.180.0060.01816.30
7.0.170.0000.01716.58
7.0.160.0060.01516.32
7.0.150.0070.02216.18
7.0.140.0060.01016.31
7.0.130.0120.00916.65
7.0.120.0110.01216.40
7.0.110.0110.00816.48
7.0.100.0080.01616.16
7.0.90.0100.00616.33
7.0.80.0090.01016.50
7.0.70.0090.01016.45
7.0.60.0170.00016.32
7.0.50.0090.01316.61
7.0.40.0090.00916.43
7.0.30.0060.01316.44
7.0.20.0030.01616.64
7.0.10.0030.01416.34
7.0.00.0040.01516.64

preferences:
42.85 ms | 400 KiB | 5 Q