3v4l.org

run code in 300+ PHP versions simultaneously
<?php function range_overlap($range1, $range2) { list($start, $end) = explode(' - ', $range1); $start = new DateTime($start); $end = new DateTime($end); $start1 = min($start, $end); $end1 = max($start, $end); list($start, $end) = explode(' - ', $range2); $start = new DateTime($start); $end = new DateTime($end); $start2 = min($start, $end); $end2 = max($start, $end); // check for special cases if ($start1 >= $start2 && $end1 <= $end2) { // range1 completely contained inside range2 $overlap = $start1->diff($end1); } elseif ($start2 >= $start1 && $end2 <= $end1) { // range2 completely contained inside range1 $overlap = $start2->diff($end2); } elseif ($end2 > $end1) { // range1 ends first $overlap = $start2->diff($end1); } else { // range2 ends first $overlap = $start1->diff($end2); } // if overlap is < 0 then there is no overlap $overlap_days = $overlap->invert ? 0 : ($overlap->format('%a') + 1); echo "overlap is $overlap_days days\n"; } range_overlap('2019-01-01 - 2019-01-10', '2019-01-06 - 2019-01-20'); // 5 days range_overlap('2019-01-01 - 2019-03-20', '2019-05-06 - 2019-04-20'); // no overlap range_overlap('2019-01-10 - 2019-05-20', '2019-01-01 - 2019-05-20'); // 131 days range_overlap('2019-01-06 - 2019-01-20', '2019-01-10 - 2019-01-01'); // 5 days range_overlap('2019-01-30 - 2019-01-10', '2019-01-12 - 2019-01-15'); // 4 days range_overlap('2019-02-01 - 2019-03-20', '2019-01-10 - 2019-02-28'); // 28 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)
8.4.120.0110.00924.05
8.4.110.0030.00618.84
8.4.100.0170.00418.13
8.4.90.0140.00620.44
8.4.80.0080.00018.90
8.4.70.0110.01120.75
8.4.60.0050.00320.81
8.4.50.0140.00518.62
8.4.40.0130.00619.39
8.4.30.0130.00720.75
8.4.20.0100.01020.44
8.4.10.0030.00619.67
8.3.250.0110.00818.91
8.3.240.0120.00817.23
8.3.230.0160.00416.60
8.3.220.0070.00718.91
8.3.210.0050.00318.60
8.3.200.0060.00316.85
8.3.190.0070.00617.17
8.3.180.0020.00622.47
8.3.170.0070.00717.22
8.3.160.0110.00716.76
8.3.150.0040.00416.73
8.3.140.0040.00416.92
8.3.130.0000.00817.32
8.3.120.0000.01518.84
8.3.110.0090.00920.94
8.3.100.0040.00424.06
8.3.90.0030.01626.77
8.3.80.0030.00618.43
8.3.70.0180.00018.56
8.3.60.0040.01218.56
8.3.50.0090.01218.35
8.3.40.0140.00318.91
8.3.30.0070.00719.09
8.3.20.0040.00421.69
8.3.10.0030.00620.81
8.3.00.0050.00319.63
8.2.290.0100.00820.30
8.2.280.0070.01320.34
8.2.270.0150.00416.91
8.2.260.0040.01117.29
8.2.250.0070.01116.84
8.2.240.0080.00819.04
8.2.230.0130.00322.58
8.2.220.0060.00337.54
8.2.210.0000.00826.77
8.2.200.0030.00618.54
8.2.190.0140.00716.58
8.2.180.0120.00918.38
8.2.170.0040.01122.96
8.2.160.0070.00719.59
8.2.150.0040.00425.66
8.2.140.0060.00324.66
8.2.130.0080.00026.16
8.2.120.0050.00320.94
8.2.110.0080.00321.12
8.2.100.0060.00618.02
8.2.90.0040.00419.76
8.2.80.0050.00318.05
8.2.70.0060.00318.05
8.2.60.0090.00018.28
8.2.50.0000.00818.10
8.2.40.0040.00421.20
8.2.30.0040.00419.54
8.2.20.0090.00018.23
8.2.10.0040.00419.48
8.2.00.0040.00418.22
8.1.330.0110.00822.13
8.1.320.0150.00516.39
8.1.310.0040.00416.77
8.1.300.0120.00618.68
8.1.290.0040.00418.88
8.1.280.0160.00625.92
8.1.270.0040.00420.24
8.1.260.0050.00326.35
8.1.250.0040.00428.09
8.1.240.0090.00023.77
8.1.230.0070.00320.89
8.1.220.0040.00417.77
8.1.210.0030.00619.09
8.1.200.0000.00917.35
8.1.190.0000.00817.48
8.1.180.0060.00318.10
8.1.170.0060.00318.84
8.1.160.0000.00819.00
8.1.150.0030.00519.00
8.1.140.0000.00720.37
8.1.130.0000.00717.57
8.1.120.0040.00417.58
8.1.110.0030.00617.67
8.1.100.0040.00417.60
8.1.90.0000.00817.64
8.1.80.0070.00017.61
8.1.70.0020.00517.62
8.1.60.0060.00317.79
8.1.50.0060.00317.73
8.1.40.0080.00017.65
8.1.30.0040.00417.86
8.1.20.0040.00417.84
8.1.10.0030.00517.63
8.1.00.0060.00317.79
8.0.300.0000.00719.98
8.0.290.0050.00317.00
8.0.280.0030.00318.57
8.0.270.0040.00417.09
8.0.260.0000.00717.08
8.0.250.0000.00717.29
8.0.240.0040.00417.19
8.0.230.0000.00817.26
8.0.220.0070.00017.13
8.0.210.0030.00417.17
8.0.200.0030.00317.09
8.0.190.0000.00817.21
8.0.180.0040.00417.23
8.0.170.0080.00017.27
8.0.160.0000.00717.20
8.0.150.0000.00717.11
8.0.140.0000.00717.21
8.0.130.0000.00613.46
8.0.120.0060.00317.14
8.0.110.0030.00517.09
8.0.100.0000.00817.23
8.0.90.0040.00417.14
8.0.80.0040.01217.11
8.0.70.0020.00517.21
8.0.60.0000.00817.26
8.0.50.0030.00517.05
8.0.30.0140.00617.30
8.0.20.0120.00917.28
8.0.10.0040.00417.17
8.0.00.0110.01016.90
7.4.330.0050.00015.55
7.4.320.0050.00216.82
7.4.300.0030.00316.70
7.4.290.0030.00316.80
7.4.280.0030.00516.67
7.4.270.0080.00016.69
7.4.260.0070.00016.67
7.4.250.0000.00716.55
7.4.240.0000.00716.77
7.4.230.0050.00316.43
7.4.220.0070.00016.52
7.4.210.0020.01416.75
7.4.200.0030.00316.87
7.4.160.0120.00316.77
7.4.140.0090.00917.86
7.4.130.0100.01016.89
7.4.120.0090.00916.72
7.4.110.0030.01516.88
7.4.100.0120.00616.92
7.4.90.0150.00416.87
7.4.80.0100.00719.39
7.4.70.0060.01116.62
7.4.60.0090.00916.78
7.4.50.0080.00416.62
7.4.40.0040.01516.88
7.4.00.0110.00615.17
7.3.330.0050.00013.45
7.3.320.0000.00713.27
7.3.310.0050.00316.44
7.3.300.0030.00316.51
7.3.290.0070.00016.55
7.3.280.0080.01116.51
7.3.260.0110.01016.68
7.3.240.0150.00916.76
7.3.230.0140.00316.81
7.3.210.0090.00916.50
7.3.200.0070.01016.66
7.3.190.0130.01016.73
7.3.180.0100.00916.59
7.3.170.0190.00016.86
7.3.160.0110.00616.76
7.3.120.0040.01415.00
7.3.110.0040.01414.94
7.3.100.0080.00714.91
7.3.90.0030.00814.85
7.3.80.0020.01514.94
7.3.70.0040.00914.91
7.3.60.0040.01114.82
7.3.50.0050.00814.97
7.3.40.0050.00815.00
7.3.30.0060.00814.78
7.3.20.0630.00715.87
7.3.10.0430.00616.13
7.3.00.0340.01116.08
7.2.330.0100.00716.82
7.2.320.0070.01016.70
7.2.310.0100.00717.05
7.2.300.0130.00317.01
7.2.290.0100.00716.86
7.2.250.0070.01415.22
7.2.240.0090.01215.21
7.2.230.0090.00815.14
7.2.220.0040.01015.29
7.2.210.0050.00815.16
7.2.200.0070.00615.06
7.2.190.0100.00714.90
7.2.180.0050.01014.98
7.2.170.0000.01515.28
7.2.150.0340.00815.06
7.2.140.0980.00315.11
7.2.130.0800.01015.04
7.2.120.0120.01215.05
7.2.110.0150.00414.78
7.2.100.1400.01014.72
7.2.90.0170.01315.17
7.2.80.1430.00714.94
7.2.70.0690.01115.09
7.2.60.0130.01614.96
7.2.50.1360.00315.08
7.2.40.1110.01315.01
7.2.30.1130.00715.12
7.2.20.1070.00715.02
7.2.10.1310.00315.07
7.2.00.0110.00415.02
7.1.330.0030.01215.87
7.1.320.0050.00716.00
7.1.310.0030.01215.89
7.1.300.0060.00915.78
7.1.290.0040.00815.77
7.1.280.0080.00515.87
7.1.270.0060.00815.95
7.1.260.0050.00715.93
7.1.250.0150.00613.82

preferences:
29.29 ms | 403 KiB | 5 Q