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', $date2); return ceild($first->diff($second)->days/7); } var_dump((int)datediffInWeeks('1/2/2013', '1/3/2013'));// 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)
8.3.60.0100.01016.63
8.3.50.0070.01416.40
8.3.40.0070.00718.74
8.3.30.0070.01018.84
8.3.20.0080.00020.31
8.3.10.0080.00023.70
8.3.00.0050.00223.71
8.2.180.0040.01118.66
8.2.170.0070.01122.96
8.2.160.0060.00920.25
8.2.150.0050.00325.66
8.2.140.0050.00224.66
8.2.130.0050.00219.77
8.2.120.0040.00426.35
8.2.110.0000.01019.02
8.2.100.0100.00018.03
8.2.90.0000.00819.21
8.2.80.0000.00817.97
8.2.70.0040.00417.88
8.2.60.0060.00317.93
8.2.50.0040.00418.07
8.2.40.0000.00822.18
8.2.30.0040.00419.51
8.2.20.0000.00717.85
8.2.10.0000.00818.11
8.2.00.0040.00418.12
8.1.270.0100.01023.97
8.1.260.0080.00028.09
8.1.250.0070.00028.09
8.1.240.0050.00520.64
8.1.230.0120.00019.07
8.1.220.0000.00817.74
8.1.210.0030.00518.77
8.1.200.0090.00017.60
8.1.190.0080.00017.48
8.1.180.0050.00218.10
8.1.170.0000.00818.64
8.1.160.0030.00320.84
8.1.150.0040.00418.87
8.1.140.0030.00619.61
8.1.130.0040.00417.86
8.1.120.0040.00417.46
8.1.110.0000.00717.63
8.1.100.0050.00317.57
8.1.90.0080.00017.62
8.1.80.0080.00017.60
8.1.70.0000.00717.58
8.1.60.0060.00317.67
8.1.50.0070.00317.50
8.1.40.0040.00417.58
8.1.30.0040.00417.63
8.1.20.0070.00017.73
8.1.10.0080.00017.66
8.1.00.0040.00417.61
8.0.300.0080.00018.77
8.0.290.0000.00717.00
8.0.280.0030.00318.40
8.0.270.0000.00717.33
8.0.260.0030.00317.24
8.0.250.0070.00017.27
8.0.240.0040.00417.24
8.0.230.0000.00717.20
8.0.220.0070.00017.18
8.0.210.0030.00317.22
8.0.200.0070.00317.23
8.0.190.0000.00717.13
8.0.180.0040.00417.14
8.0.170.0040.00417.15
8.0.160.0000.00717.17
8.0.150.0000.00717.10
8.0.140.0030.00517.10
8.0.130.0000.00613.48
8.0.120.0000.00817.05
8.0.110.0070.00017.00
8.0.100.0070.00017.06
8.0.90.0020.00517.14
8.0.80.0060.00917.21
8.0.70.0040.00417.12
8.0.60.0020.00517.05
8.0.50.0040.00417.21
8.0.30.0080.01317.34
8.0.20.0100.00917.42
8.0.10.0060.00317.33
8.0.00.0100.01117.01
7.4.330.0050.00016.76
7.4.320.0020.00516.59
7.4.300.0040.00416.57
7.4.290.0000.00816.60
7.4.280.0100.00016.48
7.4.270.0070.00016.73
7.4.260.0080.00016.43
7.4.250.0060.00316.47
7.4.240.0040.00316.53
7.4.230.0000.00716.71
7.4.220.0140.01016.63
7.4.210.0100.00416.67
7.4.200.0000.00716.59
7.4.160.0060.00916.65
7.4.150.0060.01217.40
7.4.140.0130.00917.86
7.4.130.0080.01016.63
7.4.120.0100.00716.68
7.4.110.0120.01216.88
7.4.100.0110.00716.59
7.4.90.0070.01016.54
7.4.80.0090.01219.39
7.4.70.0140.00516.64
7.4.60.0090.00616.48
7.4.50.0110.00716.63
7.4.40.0040.01416.86
7.4.30.0150.00916.70
7.4.10.0070.01015.24
7.4.00.0070.01115.10
7.3.330.0000.00613.43
7.3.320.0000.00713.25
7.3.310.0000.00716.54
7.3.300.0000.00616.44
7.3.290.0040.00416.32
7.3.280.0070.01016.42
7.3.270.0070.01017.40
7.3.260.0150.00916.53
7.3.250.0120.00616.59
7.3.240.0140.00616.58
7.3.230.0060.01816.53
7.3.210.0000.01716.71
7.3.200.0100.00719.39
7.3.190.0100.00716.81
7.3.180.0110.00616.61
7.3.170.0100.00716.43
7.3.160.0100.00616.38
7.3.130.0060.01214.95
7.3.120.0100.00514.95
7.3.110.0090.00715.02
7.3.100.0080.00614.94
7.3.90.0040.00814.93
7.3.80.0040.00914.93
7.3.70.0070.00714.89
7.3.60.0050.00814.96
7.3.50.0070.00614.94
7.3.40.0060.01014.92
7.3.30.0060.00714.83
7.3.20.0040.00916.65
7.3.10.0070.00716.78
7.3.00.0040.00816.74
7.2.330.0070.01116.64
7.2.320.0110.00716.53
7.2.310.0100.00716.66
7.2.300.0070.01416.54
7.2.290.0070.01016.51
7.2.260.0060.01015.13
7.2.250.0090.00915.13
7.2.240.0100.00615.29
7.2.230.0070.00915.07
7.2.220.0040.00915.06
7.2.210.0040.01115.06
7.2.200.0080.00715.08
7.2.190.0070.00515.12
7.2.180.0050.00715.08
7.2.170.0050.00815.05
7.2.160.0050.00914.97
7.2.150.0030.01316.87
7.2.140.0070.00917.01
7.2.130.0040.00816.87
7.2.120.0060.00817.06
7.2.110.0020.01116.80
7.2.100.0100.00416.96
7.2.90.0040.01016.97
7.2.80.0080.00616.86
7.2.70.0060.00916.93
7.2.60.0080.00616.80
7.2.50.0080.00516.74
7.2.40.0050.01116.89
7.2.30.0070.00716.93
7.2.20.0060.01016.86
7.2.10.0080.00416.89
7.2.00.0080.00617.47
7.1.330.0080.00515.93
7.1.320.0040.00715.82
7.1.310.0040.01115.84
7.1.300.0050.00915.87
7.1.290.0070.00715.93
7.1.280.0060.00715.75
7.1.270.0040.00715.93
7.1.260.0070.00415.91
7.1.250.0060.00715.73
7.1.240.0020.01215.89
7.1.230.0080.00615.95
7.1.220.0060.00615.75
7.1.210.0080.00515.91
7.1.200.0070.00415.82
7.1.190.0050.00815.84
7.1.180.0030.01115.94
7.1.170.0050.00915.81
7.1.160.0060.00815.94
7.1.150.0020.01115.79
7.1.140.0050.00915.84
7.1.130.0040.01015.67
7.1.120.0080.00515.80
7.1.110.0020.00915.99
7.1.100.0040.00816.37
7.1.90.0070.00715.90
7.1.80.0030.00915.77
7.1.70.0070.00416.24
7.1.60.0060.01016.84
7.1.50.0080.00716.23
7.1.40.0060.00615.96
7.1.30.0030.00715.86
7.1.20.0060.00615.81
7.1.10.0070.00615.86
7.1.00.0030.02617.38
7.0.330.0050.00715.47
7.0.320.0050.00915.39
7.0.310.0060.00715.41
7.0.300.0040.01015.43
7.0.290.0060.00915.55
7.0.280.0050.01015.38
7.0.270.0070.00415.41
7.0.260.0050.00515.53
7.0.250.0040.00915.52
7.0.240.0080.00415.50
7.0.230.0080.00415.72
7.0.220.0040.00815.54
7.0.210.0040.00615.50
7.0.200.2130.01015.29
7.0.190.0020.00915.59
7.0.180.0050.00815.45
7.0.170.0030.00815.50
7.0.160.0040.00615.54
7.0.150.0040.00915.53
7.0.140.0050.00815.61
7.0.130.0040.00815.58
7.0.120.0050.00815.55
7.0.110.0060.00715.57
7.0.100.0070.00615.40
7.0.90.0050.00615.48
7.0.80.0070.00515.62
7.0.70.0070.00515.55
7.0.60.0100.02617.01
7.0.50.0060.02416.19
7.0.40.0080.02515.22
7.0.30.0080.02215.30
7.0.20.0110.02515.34
7.0.10.0090.01315.27
7.0.00.0070.01415.26
5.6.400.0080.00614.38
5.6.390.0030.01114.40
5.6.380.0040.01114.35
5.6.370.0090.00514.43
5.6.360.0070.00714.37
5.6.350.0040.01014.46
5.6.340.0040.00814.52
5.6.330.0040.00914.23
5.6.320.0070.00714.49
5.6.310.0090.00314.41
5.6.300.0050.00714.30
5.6.290.0080.00614.48
5.6.280.0030.01716.08
5.6.270.0030.01014.47
5.6.260.0080.00514.47
5.6.250.0000.01314.43
5.6.240.0060.00714.43
5.6.230.0060.00814.27
5.6.220.0040.00614.39
5.6.210.0050.02315.78
5.6.200.0040.02415.37
5.6.190.0110.02215.96
5.6.180.0170.02216.01
5.6.170.0130.01415.97
5.6.160.0060.02715.86
5.6.150.0070.01515.24
5.6.140.0090.02415.34
5.6.130.0070.01515.37
5.6.120.0070.02215.93
5.6.110.0040.02716.03
5.6.100.0060.01715.99
5.6.90.0020.01816.05
5.6.80.0050.01815.82
5.6.70.0070.00514.41
5.6.60.0060.00814.37
5.6.50.0070.00914.27
5.6.40.0070.00514.23
5.6.30.0050.00714.18
5.6.20.0080.00514.30
5.6.10.0030.01114.16
5.6.00.0060.00514.27
5.5.380.0080.00214.28
5.5.370.0060.00714.11
5.5.360.0050.00714.38
5.5.350.0070.02515.91
5.5.340.0080.02415.28
5.5.330.0130.01715.69
5.5.320.0160.02015.93
5.5.310.0080.01415.74
5.5.300.0040.02515.21
5.5.290.0070.02515.22
5.5.280.0070.01616.02
5.5.270.0080.02515.97
5.5.260.0070.02616.07
5.5.250.0070.02515.91
5.5.240.0090.01215.65
5.5.230.0070.00914.32
5.5.220.0040.01114.17
5.5.210.0100.00614.27
5.5.200.0030.00814.35
5.5.190.0060.00814.31
5.5.180.0080.00314.40
5.5.170.0030.01214.30
5.5.160.0050.01014.27
5.5.150.0020.01014.35
5.5.140.0080.00414.13
5.5.130.0020.00914.13
5.5.120.0060.00514.29
5.5.110.0030.00814.15
5.5.100.0020.01014.25
5.5.90.0030.00914.23
5.5.80.0070.00714.23
5.5.70.0060.00414.09
5.5.60.0040.00714.26
5.5.50.0070.00714.03
5.5.40.0020.01114.31
5.5.30.0030.01214.21
5.5.20.0080.00414.08
5.5.10.0060.00614.04
5.5.00.0060.00814.33

preferences:
56.38 ms | 400 KiB | 5 Q