3v4l.org

run code in 300+ PHP versions simultaneously
<?php $a = ['a' => 1, 'b' => 2, 'c' => 3]; var_dump(array_intersect_key($a, ['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)
8.3.60.0120.00316.25
8.3.50.0070.00821.89
8.3.40.0040.01518.53
8.3.30.0070.01418.84
8.3.20.0030.00520.16
8.3.10.0090.00023.68
8.3.00.0050.00318.99
8.2.180.0150.00418.16
8.2.170.0090.00622.96
8.2.160.0060.00620.52
8.2.150.0040.00424.18
8.2.140.0040.00424.66
8.2.130.0040.00426.16
8.2.120.0080.00020.84
8.2.110.0030.00619.11
8.2.100.0040.00817.78
8.2.90.0000.00919.05
8.2.80.0040.00417.97
8.2.70.0000.00917.50
8.2.60.0050.00517.93
8.2.50.0050.00318.07
8.2.40.0080.00019.82
8.2.30.0040.00418.24
8.2.20.0030.00617.49
8.2.10.0040.00418.05
8.2.00.0040.00417.52
8.1.280.0140.00025.92
8.1.270.0060.00323.91
8.1.260.0030.00626.35
8.1.250.0040.00428.09
8.1.240.0100.00723.84
8.1.230.0060.00620.91
8.1.220.0080.00017.74
8.1.210.0040.00418.77
8.1.200.0100.00317.10
8.1.190.0000.00817.22
8.1.180.0050.00318.82
8.1.170.0030.00618.43
8.1.160.0000.00721.94
8.1.150.0040.00418.64
8.1.140.0060.00317.47
8.1.130.0000.00717.80
8.1.120.0030.00317.30
8.1.110.0030.00517.36
8.1.100.0000.00817.41
8.1.90.0000.00717.42
8.1.80.0040.00417.32
8.1.70.0080.00017.40
8.1.60.0000.00717.52
8.1.50.0050.00217.38
8.1.40.0040.00417.45
8.1.30.0050.00317.49
8.1.20.0070.00017.59
8.1.10.0040.00417.45
8.1.00.0080.00017.37
8.0.300.0000.00718.77
8.0.290.0000.00717.05
8.0.280.0030.00318.37
8.0.270.0000.00716.66
8.0.260.0060.00017.15
8.0.250.0030.00316.89
8.0.240.0030.00716.95
8.0.230.0000.00616.79
8.0.220.0000.00716.83
8.0.210.0040.00416.82
8.0.200.0000.00616.85
8.0.190.0000.00816.86
8.0.180.0070.00016.76
8.0.170.0030.00616.84
8.0.160.0040.00416.93
8.0.150.0030.00316.75
8.0.140.0040.00416.79
8.0.130.0030.00313.27
8.0.120.0000.00816.83
8.0.110.0030.00516.82
8.0.100.0040.00716.71
8.0.90.0040.00416.70
8.0.80.0120.00316.86
8.0.70.0040.00416.70
8.0.60.0070.00016.71
8.0.50.0000.00716.78
8.0.30.0050.01417.07
8.0.20.0140.00517.40
8.0.10.0050.00216.89
8.0.00.0110.00816.59
7.4.330.0030.00315.09
7.4.320.0000.00616.45
7.4.300.0070.00016.55
7.4.290.0000.00716.54
7.4.280.0050.00316.37
7.4.270.0030.00316.38
7.4.260.0050.00013.19
7.4.250.0040.00416.41
7.4.240.0060.00116.50
7.4.230.0030.00316.53
7.4.220.0060.01216.47
7.4.210.0060.00916.52
7.4.200.0050.00316.37
7.4.190.0030.00616.47
7.4.160.0110.00516.24
7.4.150.0100.00717.40
7.4.140.0140.00517.86
7.4.130.0080.00916.36
7.4.120.0130.00816.39
7.4.110.0090.00916.30
7.4.100.0170.00016.38
7.4.90.0070.01016.27
7.4.80.0140.01019.39
7.4.70.0120.00316.42
7.4.60.0130.00916.47
7.4.50.0040.00416.37
7.4.40.0090.00916.50
7.4.30.0130.00316.29
7.4.00.0070.00714.92
7.3.330.0030.00313.09
7.3.320.0030.00213.01
7.3.310.0000.00716.09
7.3.300.0000.00716.07
7.3.290.0110.00416.16
7.3.280.0120.00716.11
7.3.270.0060.01217.40
7.3.260.0090.00916.17
7.3.250.0110.01116.15
7.3.240.0090.02016.17
7.3.230.0150.00316.39
7.3.210.0120.00316.25
7.3.200.0130.01019.39
7.3.190.0120.00616.17
7.3.180.0070.01016.30
7.3.170.0030.01516.27
7.3.160.0090.00616.11
7.3.120.0080.00814.46
7.2.330.0080.00816.17
7.2.320.0140.00716.33
7.2.310.0160.00416.49
7.2.300.0110.00716.46
7.2.290.0100.01316.52
7.2.00.0150.00419.10
7.1.100.0000.01018.16
7.1.70.0070.00016.88
7.1.60.0070.01719.46
7.1.50.0130.00716.83
7.1.00.0000.08022.40
7.0.200.0060.00316.81
7.0.140.0030.07322.18
7.0.60.0100.07721.73
7.0.50.0070.07017.82
7.0.40.0030.07020.23
7.0.30.0470.07020.13
7.0.20.0170.05720.09
7.0.10.0070.06320.21
7.0.00.0130.08020.30
5.6.280.0000.07721.11
5.6.210.0000.08720.48
5.6.200.0170.06018.09
5.6.190.0100.05720.45
5.6.180.0430.07320.41
5.6.170.0300.06720.45
5.6.160.0070.05318.21
5.6.150.0030.04718.09
5.6.140.0070.03718.16
5.6.130.0030.04718.22
5.6.120.0030.05321.04
5.6.110.0000.04320.96
5.6.100.0030.06020.91
5.6.90.0100.08321.11
5.6.80.0070.07320.40
5.5.350.0000.06320.36
5.5.340.0130.05017.89
5.5.330.0070.07720.40
5.5.320.0600.07320.32
5.5.310.0270.08020.17
5.5.300.0130.04717.91
5.5.290.0070.08718.00
5.5.280.0100.08020.75
5.5.270.0130.08020.86
5.5.260.0070.07720.95
5.5.250.0000.04720.69
5.5.240.0200.08020.06
5.4.450.3600.04019.53
5.4.440.2070.04019.47
5.4.430.3800.04019.40
5.4.420.0030.05319.47
5.4.410.3730.03719.36
5.4.400.3970.03719.27
5.4.390.3930.04019.20
5.4.380.3970.03719.20
5.4.370.3970.03719.16
5.4.360.0170.02718.97
5.4.350.4300.03019.16
5.4.340.3670.04019.00
5.4.320.3670.04019.20
5.4.310.4600.04019.16
5.4.300.3600.04019.16
5.4.290.3970.03718.87
5.4.280.3700.04019.15
5.4.270.3730.03718.88
5.4.260.3800.04019.00
5.4.250.4330.04018.96
5.4.240.3830.03019.00
5.4.230.3700.03019.16
5.4.220.3900.04319.06
5.4.210.5200.02719.03
5.4.200.4070.03318.88
5.4.190.4100.03719.15
5.4.180.3800.04019.03
5.4.170.3700.03718.90
5.4.160.4400.03319.02
5.4.150.3730.04019.18
5.4.140.3830.03016.28
5.4.130.3770.03716.42
5.4.120.3830.04716.45
5.4.110.3630.04016.48
5.4.100.2830.03316.23
5.4.90.3970.04016.16
5.4.80.3800.03716.60
5.4.70.3900.03716.45
5.4.60.3700.03316.47
5.4.50.4600.03716.15
5.4.40.4530.04016.30
5.4.30.2500.04016.46
5.4.20.2570.04716.43
5.4.10.3530.03716.54
5.4.00.4100.03315.58
5.3.290.3800.03314.70
5.3.280.4330.04014.52
5.3.270.3930.04014.53
5.3.260.4070.03714.56
5.3.250.3770.03014.54
5.3.240.4200.04014.55
5.3.230.3770.03014.54
5.3.220.3930.04014.39
5.3.210.3630.04014.52
5.3.200.3700.03714.58
5.3.190.4100.03314.51
5.3.180.4030.04014.54
5.3.170.3770.03714.49
5.3.160.4000.04014.60
5.3.150.4770.02714.51
5.3.140.4430.03714.64
5.3.130.1430.03314.37
5.3.120.1800.03714.42
5.3.110.2570.04014.50
5.3.100.4230.04714.01
5.3.90.3330.03013.96
5.3.80.2670.03713.85
5.3.70.3000.04013.95
5.3.60.3400.03013.84
5.3.50.3670.04013.88
5.3.40.2170.04314.04
5.3.30.2800.03713.85
5.3.20.3700.04013.66
5.3.10.3670.04313.47
5.3.00.3770.03313.56
5.2.170.2870.03011.30
5.2.160.2500.02311.15
5.2.150.1500.03011.12
5.2.140.2500.03311.04
5.2.130.3200.03010.93
5.2.120.3300.03711.08
5.2.110.1500.02711.03
5.2.100.3330.03311.26
5.2.90.3100.02711.09
5.2.80.4170.03011.07
5.2.70.4030.02310.99
5.2.60.3900.02710.95
5.2.50.3630.03311.10
5.2.40.3570.02710.98
5.2.30.3270.03310.83
5.2.20.3330.03010.90
5.2.10.3100.02310.90
5.2.00.3200.03010.57
5.1.60.2970.0209.96
5.1.50.2900.0279.96
5.1.40.2300.02710.05
5.1.30.2330.02310.33
5.1.20.2330.02010.35
5.1.10.2400.02010.14
5.1.00.2470.02010.07
5.0.50.1630.0278.54
5.0.40.1830.0208.39
5.0.30.0130.0278.29
5.0.20.0030.0438.15
5.0.10.0100.0338.19
5.0.00.0030.0408.06
4.4.90.1530.0175.85
4.4.80.1770.0205.80
4.4.70.1730.0135.81
4.4.60.1830.0175.86
4.4.50.1630.0175.86
4.4.40.1900.0335.81
4.4.30.1430.0175.79
4.4.20.1600.0235.87
4.4.10.1430.0205.86
4.4.00.1630.0275.83
4.3.110.1330.0135.70
4.3.100.0030.0235.81
4.3.90.0030.0305.79
4.3.80.0000.0435.73
4.3.70.0030.0175.80
4.3.60.0000.0175.70
4.3.50.0030.0175.66
4.3.40.0630.0305.67
4.3.30.0730.0204.94
4.3.20.0970.0174.94
4.3.10.0700.0204.94
4.3.00.0930.0174.94

preferences:
44.66 ms | 401 KiB | 5 Q