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', $date2)->addDAy(); return floor($first->diff($second)->days/7); } var_dump(datediffInWeeks('1/1/2013', '1/7/2013'));// 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)
8.3.70.0150.00318.55
8.3.60.0120.00918.50
8.3.50.0100.01222.04
8.3.40.0080.00819.09
8.3.30.0130.00318.88
8.3.20.0070.00020.29
8.3.10.0040.00421.95
8.3.00.0000.00820.38
8.2.190.0070.00717.00
8.2.180.0160.00617.13
8.2.170.0110.00422.96
8.2.160.0070.00720.42
8.2.150.0090.00024.18
8.2.140.0050.00224.66
8.2.130.0080.00026.16
8.2.120.0030.00717.63
8.2.110.0030.00721.03
8.2.100.0080.00417.88
8.2.90.0040.00419.08
8.2.80.0050.00317.97
8.2.70.0100.00317.88
8.2.60.0000.00817.93
8.2.50.0040.00418.07
8.2.40.0050.00319.41
8.2.30.0030.00622.32
8.2.20.0080.00017.98
8.2.10.0000.00718.11
8.2.00.0030.00618.01
8.1.280.0150.00025.92
8.1.270.0030.01223.91
8.1.260.0040.00426.35
8.1.250.0050.00328.09
8.1.240.0000.00922.69
8.1.230.0040.00817.68
8.1.220.0060.00317.78
8.1.210.0050.00318.77
8.1.200.0090.00017.38
8.1.190.0000.00817.47
8.1.180.0000.00818.10
8.1.170.0060.00318.71
8.1.160.0030.00621.89
8.1.150.0040.00418.96
8.1.140.0040.00417.54
8.1.130.0000.00717.78
8.1.120.0040.00417.63
8.1.110.0040.00417.52
8.1.100.0040.00417.59
8.1.90.0000.00717.65
8.1.80.0000.00817.54
8.1.70.0000.00717.54
8.1.60.0060.00317.66
8.1.50.0000.00817.62
8.1.40.0000.00817.57
8.1.30.0040.00417.74
8.1.20.0060.00317.79
8.1.10.0040.00417.63
8.1.00.0050.00317.67
8.0.300.0040.00418.77
8.0.290.0060.00316.88
8.0.280.0000.00718.45
8.0.270.0000.00717.25
8.0.260.0030.00317.37
8.0.250.0000.00717.11
8.0.240.0030.00317.26
8.0.230.0030.00317.13
8.0.220.0030.00317.09
8.0.210.0030.00517.10
8.0.200.0030.00717.11
8.0.190.0030.00917.15
8.0.180.0040.00417.18
8.0.170.0000.00817.10
8.0.160.0070.00017.18
8.0.150.0040.00417.09
8.0.140.0000.00717.13
8.0.130.0000.00513.50
8.0.120.0040.00417.14
8.0.110.0040.00417.09
8.0.100.0000.00817.19
8.0.90.0040.00416.93
8.0.80.0130.00317.19
8.0.70.0040.00417.02
8.0.60.0080.00017.04
8.0.50.0040.00417.09
8.0.30.0100.00817.13
8.0.20.0100.01217.40
8.0.10.0070.00017.26
8.0.00.0110.00616.87
7.4.330.0050.00015.14
7.4.320.0030.00316.56
7.4.300.0040.00416.56
7.4.290.0000.00816.66
7.4.280.0030.00516.42
7.4.270.0030.00316.68
7.4.260.0000.00716.67
7.4.250.0050.00316.64
7.4.240.0040.00416.57
7.4.230.0040.00416.70
7.4.220.0030.01416.77
7.4.210.0070.01416.51
7.4.200.0060.00016.47
7.4.160.0120.00316.73
7.4.150.0130.00417.40
7.4.140.0080.01117.86
7.4.130.0120.00516.71
7.4.120.0120.00416.79
7.4.110.0070.01016.66
7.4.100.0120.00616.81
7.4.90.0170.00016.80
7.4.80.0150.00619.39
7.4.70.0070.01116.89
7.4.60.0140.00316.66
7.4.50.0060.00016.57
7.4.40.0090.00916.59
7.4.30.0130.00616.56
7.4.00.0070.01014.73
7.3.330.0050.00013.46
7.3.320.0050.00013.46
7.3.310.0000.00716.40
7.3.300.0070.00016.33
7.3.290.0080.00716.45
7.3.280.0080.01016.41
7.3.270.0120.00617.40
7.3.260.0100.00716.54
7.3.250.0090.00916.63
7.3.240.0050.01116.56
7.3.230.0150.00316.68
7.3.210.0110.00516.58
7.3.200.0100.01016.37
7.3.190.0060.01116.65
7.3.180.0070.00716.50
7.3.170.0070.01016.46
7.3.160.0100.00716.66
7.3.120.0040.01214.79
7.3.110.0080.00814.75
7.3.100.0120.00314.96
7.3.90.0070.00714.64
7.3.80.0060.00914.79
7.3.70.0130.00614.61
7.3.60.0080.00415.04
7.3.50.0060.00914.78
7.3.40.0060.00914.93
7.3.30.0130.00314.91
7.3.20.0120.00016.50
7.3.10.0060.01216.81
7.3.00.0110.00716.70
7.2.330.0110.00716.53
7.2.320.0060.01616.55
7.2.310.0080.00816.59
7.2.300.0080.00816.91
7.2.290.0090.01216.61
7.2.240.0070.01115.05
7.2.230.0110.00415.26
7.2.220.0110.00315.20
7.2.210.0100.00714.70
7.2.200.0090.00915.11
7.2.190.0060.00615.11
7.2.180.0000.01414.84
7.2.170.0070.01114.88
7.2.160.0090.00915.15
7.2.150.0110.00316.88
7.2.140.0100.01016.53
7.2.130.0110.00716.70
7.2.120.0090.00616.69
7.2.110.0070.01016.98
7.2.100.0030.01516.83
7.2.90.0060.00916.79
7.2.80.0080.00317.13
7.2.70.0140.00016.67
7.2.60.0070.01016.94
7.2.50.0060.01016.86
7.2.40.0040.01116.65
7.2.30.0030.01216.93
7.2.20.0030.01316.78
7.2.10.0070.00416.90
7.2.00.0020.01018.09
7.1.330.0040.01115.84
7.1.320.0090.00915.71
7.1.310.0030.00615.99
7.1.300.0080.00815.89
7.1.290.0030.01615.96
7.1.280.0000.01315.70
7.1.270.0040.00715.69
7.1.260.0070.00715.88
7.1.250.0100.00715.91
7.1.200.0030.01015.96
7.1.100.0040.00718.08
7.1.70.0040.00417.00
7.1.60.0060.01919.14
7.1.50.0170.00734.96
7.1.00.0000.08022.30
7.0.200.0000.00816.79
7.0.60.0100.07721.73
7.0.50.0030.08017.89
7.0.40.0100.08320.03
7.0.30.0530.07720.13
7.0.20.0300.07320.06
7.0.10.0300.07020.12
7.0.00.0070.04020.13
5.6.280.0030.07321.07
5.6.210.0170.07320.70
5.6.200.0100.08018.14
5.6.190.0100.04020.50
5.6.180.0030.08320.53
5.6.170.0600.04720.51
5.6.160.0130.03720.57
5.6.150.0070.04018.16
5.6.140.0130.08018.17
5.6.130.0100.05018.18
5.6.120.0070.04020.98
5.6.110.0100.06021.12
5.6.100.0100.08020.89
5.6.90.0000.04321.08
5.6.80.0100.07020.39
5.5.350.0070.03720.47
5.5.340.0030.08317.98
5.5.330.0070.05720.47
5.5.320.0100.03720.57
5.5.310.0230.07720.35
5.5.300.0070.08317.98
5.5.290.0000.04318.07
5.5.280.0070.04320.80
5.5.270.0000.04320.68
5.5.260.0070.04320.77
5.5.250.0100.03320.66
5.5.240.0030.08320.27
5.4.450.0570.05719.36
5.4.440.0670.05719.40
5.4.430.0570.05719.56
5.4.420.0600.05019.60
5.4.410.0670.05719.18
5.4.400.0630.05019.18
5.4.390.0570.06019.27
5.4.380.0670.05319.21
5.4.370.0630.04718.99
5.4.360.0630.05319.13
5.4.350.0570.05318.99
5.4.340.0570.06019.04
5.4.320.0730.06719.18
5.4.310.0630.05018.84
5.4.300.0530.06019.24
5.4.290.0630.05019.07
5.4.280.0670.05018.80
5.4.270.0800.05019.02
5.4.260.0530.05719.04
5.4.250.0700.05019.18
5.4.240.0600.06018.80
5.4.230.0570.05718.98
5.4.220.0670.04719.17
5.4.210.0630.06019.21
5.4.200.0770.03719.17
5.4.190.0670.04719.16
5.4.180.0700.04018.98
5.4.170.0570.06019.18
5.4.160.0670.04318.81
5.4.150.0730.05019.20
5.4.140.0470.06316.38
5.4.130.0670.06316.37
5.4.120.0570.06716.38
5.4.110.0570.05316.29
5.4.100.0600.04316.60
5.4.90.0570.04716.48
5.4.80.0530.05016.57
5.4.70.0030.03316.48
5.4.60.0000.07716.39
5.4.50.0070.05016.43
5.4.40.0070.07316.60
5.4.30.0030.05716.24
5.4.20.0100.06316.37
5.4.10.0330.06316.52

preferences:
49.97 ms | 401 KiB | 5 Q