3v4l.org

run code in 300+ PHP versions simultaneously
<?php $a = ['a' => 1, 'b' => 2, 'c' => 3]; var_dump(array_intersect_keys($a, array_flip(['b', 'a'])));

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)
8.3.60.0180.00316.50
8.3.50.0260.00121.91
8.3.40.0100.01018.67
8.3.30.0070.00718.92
8.3.20.0070.00020.04
8.3.10.0080.00023.48
8.3.00.0040.00420.84
8.2.180.0140.00418.16
8.2.170.0090.00622.96
8.2.160.0030.01120.39
8.2.150.0040.00424.18
8.2.140.0080.00024.66
8.2.130.0040.00426.16
8.2.120.0050.00320.72
8.2.110.0050.00522.11
8.2.100.0060.00617.72
8.2.90.0040.00419.17
8.2.80.0000.00817.97
8.2.70.0060.00317.63
8.2.60.0050.00517.68
8.2.50.0000.00818.07
8.2.40.0090.00019.76
8.2.30.0040.00418.17
8.2.20.0080.00017.58
8.2.10.0030.00517.97
8.2.00.0040.00417.70
8.1.280.0080.00825.92
8.1.270.0040.00423.82
8.1.260.0050.00326.35
8.1.250.0070.00028.09
8.1.240.0060.00323.69
8.1.230.0100.00018.97
8.1.220.0040.00417.74
8.1.210.0080.00018.77
8.1.200.0000.00917.35
8.1.190.0000.00817.23
8.1.180.0040.00718.10
8.1.170.0030.00518.48
8.1.160.0000.00721.95
8.1.150.0020.00518.56
8.1.140.0000.00817.46
8.1.130.0070.00017.86
8.1.120.0080.00017.38
8.1.110.0050.00517.35
8.1.100.0040.00417.42
8.1.90.0050.00217.33
8.1.80.0030.00317.38
8.1.70.0030.00317.27
8.1.60.0000.00917.39
8.1.50.0000.00817.39
8.1.40.0000.00817.47
8.1.30.0040.00517.61
8.1.20.0000.00717.68
8.1.10.0000.00717.46
8.1.00.0000.00717.57
8.0.300.0040.00418.77
8.0.290.0040.00417.04
8.0.280.0000.00718.36
8.0.270.0050.00217.11
8.0.260.0030.00317.18
8.0.250.0040.00416.85
8.0.240.0060.00316.94
8.0.230.0030.00316.93
8.0.220.0000.00716.77
8.0.210.0040.00416.90
8.0.200.0000.00717.01
8.0.190.0070.00016.84
8.0.180.0080.00016.81
8.0.170.0080.00016.90
8.0.160.0030.00316.76
8.0.150.0000.00816.73
8.0.140.0070.00016.80
8.0.130.0030.00313.30
8.0.120.0040.00416.88
8.0.110.0040.00416.77
8.0.100.0000.01016.94
8.0.90.0040.00416.89
8.0.80.0110.00416.88
8.0.70.0050.00316.68
8.0.60.0000.00716.68
8.0.50.0070.00016.89
8.0.30.0080.01017.02
8.0.20.0120.00617.40
8.0.10.0030.00516.79
8.0.00.0060.01116.68
7.4.330.0050.00015.02
7.4.320.0030.00316.38
7.4.300.0030.00316.55
7.4.290.0040.00416.48
7.4.280.0080.00016.59
7.4.270.0040.00416.64
7.4.260.0030.00316.44
7.4.250.0000.00816.45
7.4.240.0030.00516.50
7.4.230.0030.00316.25
7.4.220.0120.01116.60
7.4.210.0060.00916.58
7.4.200.0000.00716.60
7.4.190.0000.00716.45
7.4.160.0100.00616.66
7.4.150.0170.00017.40
7.4.140.0120.00617.86
7.4.130.0100.00716.39
7.4.120.0110.00916.56
7.4.110.0130.00316.56
7.4.100.0090.00816.38
7.4.90.0070.01016.59
7.4.80.0140.00919.39
7.4.70.0070.01016.24
7.4.60.0110.00616.43
7.4.50.0050.00316.16
7.4.40.0110.00816.61
7.4.30.0070.01016.42
7.4.00.0070.00714.65
7.3.330.0000.00613.14
7.3.320.0060.00013.03
7.3.310.0030.00316.07
7.3.300.0000.00716.29
7.3.290.0070.00716.25
7.3.280.0120.00616.28
7.3.270.0060.01017.40
7.3.260.0150.00316.29
7.3.250.0100.00716.30
7.3.240.0150.00616.45
7.3.230.0140.00716.48
7.3.210.0090.01016.21
7.3.200.0130.01019.39
7.3.190.0030.01316.35
7.3.180.0200.00016.34
7.3.170.0060.01016.31
7.3.160.0030.01316.36
7.3.120.0030.01014.74
7.2.330.0000.01716.23
7.2.320.0090.01216.27
7.2.310.0090.00916.64
7.2.300.0070.01016.68
7.2.290.0140.00316.58
7.2.60.0100.00316.93
7.2.00.0030.00718.97
7.1.200.0030.00715.68
7.1.100.0130.00317.74
7.1.70.0080.00016.95
7.1.60.0140.01019.46
7.1.50.0060.00916.95
7.1.00.0030.07722.41
7.0.200.0050.00216.69
7.0.140.0030.07322.09
7.0.60.0070.04021.77
7.0.50.0100.07017.86
7.0.40.0100.06720.12
7.0.30.0270.04020.33
7.0.20.0330.08020.00
7.0.10.0100.03720.06
7.0.00.0130.08720.30
5.6.280.0030.07320.92
5.6.210.0070.03720.76
5.6.200.0070.08718.22
5.6.190.0100.05020.61
5.6.180.0430.03320.41
5.6.170.0130.04720.40
5.6.160.0070.06720.37
5.6.150.0030.03718.22
5.6.140.0100.07718.15
5.6.130.0030.08018.12
5.6.120.0100.08021.03
5.6.110.0130.08020.95
5.6.100.0070.08320.96
5.6.90.0030.04720.96
5.6.80.0030.04320.37
5.5.350.4000.04020.29
5.5.340.0070.03717.93
5.5.330.0200.06720.29
5.5.320.0330.07320.34
5.5.310.0400.07020.32
5.5.300.0000.04017.96
5.5.290.0070.06017.93
5.5.280.0030.06020.97
5.5.270.0130.04320.62
5.5.260.0170.07020.96
5.5.250.0070.09020.75
5.5.240.0100.05020.28
5.4.450.0300.03719.55
5.4.440.0200.04719.13
5.4.430.1030.05019.16
5.4.420.0730.05719.54
5.4.410.0030.05719.48
5.4.400.0900.06719.18
5.4.390.1170.05019.16
5.4.380.0130.05718.50
5.4.370.0100.05318.62
5.4.360.0130.05018.55
5.4.350.0170.05318.78
5.4.340.0130.06718.67
5.4.320.0050.03912.45
5.4.310.0060.04212.45
5.4.300.0110.04212.45
5.4.290.0030.04412.45
5.4.280.0060.03612.34
5.4.270.0050.03712.35
5.4.260.0090.03712.35
5.4.250.0100.04512.34
5.4.240.0090.03712.35
5.4.230.0090.04412.34
5.4.220.0040.04312.34
5.4.210.0070.03612.34
5.4.200.0090.03912.34
5.4.190.0080.04212.34
5.4.180.0100.03912.34
5.4.170.0070.03712.34
5.4.160.0070.03612.34
5.4.150.0070.04512.34
5.4.140.0070.04012.02
5.4.130.0090.04112.01
5.4.120.0080.03911.97
5.4.110.0110.04811.96
5.4.100.0100.03511.96
5.4.90.0090.05311.96
5.4.80.0080.05411.96
5.4.70.0130.04811.96
5.4.60.0060.04211.96
5.4.50.0070.03511.96
5.4.40.0100.03211.95
5.4.30.0080.04811.95
5.4.20.0040.04211.95
5.4.10.0030.04111.94
5.4.00.0050.03611.44
5.3.290.0080.03712.80
5.3.280.0040.04112.71
5.3.270.0050.04012.72
5.3.260.0060.03712.72
5.3.250.0070.04512.72
5.3.240.0090.04312.72
5.3.230.0040.04412.71
5.3.220.0040.03912.68
5.3.210.0050.04012.68
5.3.200.0070.03712.68
5.3.190.0080.03912.68
5.3.180.0080.03512.67
5.3.170.0060.03612.67
5.3.160.0080.03412.67
5.3.150.0050.04312.67
5.3.140.0060.04812.66
5.3.130.0100.03512.66
5.3.120.0100.03612.65
5.3.110.0060.04012.66
5.3.100.0070.04012.12
5.3.90.0090.05612.08
5.3.80.0050.04112.07
5.3.70.0090.03912.07
5.3.60.0060.04312.07
5.3.50.0050.03912.00
5.3.40.0090.04412.00
5.3.30.0070.03411.95
5.3.20.0050.04411.72
5.3.10.0070.04011.70
5.3.00.0040.03711.68
5.2.170.0080.0339.18
5.2.160.0090.0409.18
5.2.150.0080.0419.18
5.2.140.0080.0329.18
5.2.130.0050.0379.14
5.2.120.0050.0339.14
5.2.110.0060.0369.15
5.2.100.0090.0409.14
5.2.90.0070.0419.14
5.2.80.0070.0299.14
5.2.70.0060.0289.14
5.2.60.0050.0309.09
5.2.50.0070.0279.06
5.2.40.0060.0279.04
5.2.30.0030.0319.01
5.2.20.0050.0299.00
5.2.10.0050.0288.93
5.2.00.0090.0278.79
5.1.60.0060.0228.07
5.1.50.0090.0198.07
5.1.40.0030.0268.05
5.1.30.0080.0288.40
5.1.20.0040.0348.42
5.1.10.0030.0328.14
5.1.00.0100.0398.14
5.0.50.0170.0366.63
5.0.40.0160.0376.48
5.0.30.0120.0986.29
5.0.20.0190.0676.27
5.0.10.0090.0296.24
5.0.00.0090.0506.23
4.4.90.0070.0254.78
4.4.80.0080.0154.75
4.4.70.0120.0374.75
4.4.60.0180.0714.75
4.4.50.0060.0204.77
4.4.40.0050.0294.71
4.4.30.0070.0284.76
4.4.20.0130.0544.85
4.4.10.0040.0294.85
4.4.00.0070.0424.75
4.3.110.0040.0204.67
4.3.100.0020.0184.67
4.3.90.0030.0184.64
4.3.80.0060.0344.59
4.3.70.0060.0174.63
4.3.60.0070.0224.63
4.3.50.0020.0204.63
4.3.40.0050.0424.54
4.3.30.0030.0183.28
4.3.20.0020.0203.26
4.3.10.0030.0183.21
4.3.00.0200.01311.58

preferences:
36.87 ms | 401 KiB | 5 Q