3v4l.org

run code in 300+ PHP versions simultaneously
<?php $array1 = array('blue' => 1, 'red' => 2, 'green' => 3, 'purple' => 4); $array2 = array('green' => 5, 'red' => 6); print_r(array_intersect_key($array1, $array2)); ?>

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)
8.3.60.0090.00916.50
8.3.50.0120.00517.17
8.3.40.0100.00318.57
8.3.30.0070.00718.42
8.3.20.0040.00418.52
8.3.10.0080.00018.50
8.3.00.0140.00019.38
8.2.180.0030.01216.38
8.2.170.0070.00722.96
8.2.160.0040.01418.88
8.2.150.0030.00624.18
8.2.140.0080.00024.66
8.2.130.0000.00726.16
8.2.120.0000.00919.66
8.2.110.0080.00321.18
8.2.100.0110.00017.66
8.2.90.0000.00819.08
8.2.80.0040.00417.97
8.2.70.0050.00317.50
8.2.60.0000.00817.91
8.2.50.0040.00417.66
8.2.40.0040.00419.23
8.2.30.0030.00617.72
8.2.20.0040.00817.52
8.2.10.0070.00017.52
8.2.00.0040.00417.60
8.1.280.0070.01025.92
8.1.270.0040.00423.99
8.1.260.0070.00026.35
8.1.250.0060.00328.09
8.1.240.0080.00322.81
8.1.230.0090.00317.82
8.1.220.0000.00917.74
8.1.210.0040.00418.77
8.1.200.0000.01017.23
8.1.190.0060.00317.23
8.1.180.0080.00018.10
8.1.170.0000.00717.62
8.1.160.0000.00719.05
8.1.150.0040.00418.57
8.1.140.0040.00417.38
8.1.130.0040.00419.21
8.1.120.0040.00417.39
8.1.110.0000.00717.30
8.1.100.0040.00417.29
8.1.90.0040.00417.35
8.1.80.0000.00717.37
8.1.70.0040.00417.33
8.1.60.0060.00317.50
8.1.50.0050.00317.41
8.1.40.0030.00517.45
8.1.30.0090.00317.54
8.1.20.0030.00617.58
8.1.10.0040.00417.30
8.1.00.0040.00417.34
8.0.300.0000.00818.77
8.0.290.0000.00916.63
8.0.280.0000.00718.61
8.0.270.0070.00017.19
8.0.260.0040.00416.66
8.0.250.0080.00016.79
8.0.240.0050.00216.74
8.0.230.0000.00816.91
8.0.220.0030.00316.80
8.0.210.0030.00316.80
8.0.200.0030.00316.89
8.0.190.0070.00016.90
8.0.180.0080.00016.80
8.0.170.0040.00416.73
8.0.160.0060.00316.77
8.0.150.0050.00316.73
8.0.140.0070.00316.80
8.0.130.0030.00313.28
8.0.120.0030.00616.62
8.0.110.0000.00716.59
8.0.100.0000.00716.88
8.0.90.0050.00216.63
8.0.80.0140.00316.88
8.0.70.0000.00716.82
8.0.60.0090.00016.80
8.0.50.0040.00416.70
8.0.30.0090.00617.03
8.0.20.0110.00816.85
8.0.10.0030.00516.83
8.0.00.0090.01216.75
7.4.330.0000.00512.94
7.4.320.0000.00816.38
7.4.300.0030.00316.47
7.4.290.0000.00716.43
7.4.280.0040.00416.32
7.4.270.0040.00416.38
7.4.260.0080.00013.19
7.4.250.0020.00516.31
7.4.240.0030.00316.38
7.4.230.0030.00316.52
7.4.220.0100.01416.39
7.4.210.0070.01416.60
7.4.200.0040.00416.55
7.4.190.0040.00416.46
7.4.160.0080.00816.25
7.4.150.0070.01016.51
7.4.140.0120.00617.86
7.4.130.0120.00916.43
7.4.120.0140.00616.12
7.4.110.0110.01116.33
7.4.100.0090.00616.51
7.4.90.0060.01216.63
7.4.80.0120.00319.39
7.4.70.0100.00616.18
7.4.60.0120.00616.48
7.4.50.0000.00416.37
7.4.40.0110.00416.26
7.4.30.0160.00016.40
7.4.00.0090.00714.80
7.3.330.0060.00013.02
7.3.320.0030.00313.01
7.3.310.0040.00416.22
7.3.300.0030.00315.99
7.3.290.0070.01016.12
7.3.280.0090.01216.07
7.3.270.0090.00916.21
7.3.260.0120.00916.11
7.3.240.0160.00016.16
7.3.230.0100.00716.17
7.3.210.0130.00316.17
7.3.200.0040.01416.17
7.3.190.0030.01516.34
7.3.180.0150.00416.09
7.3.170.0100.00616.30
7.3.160.0110.00416.09
7.3.120.0070.00714.64
7.3.110.0040.01114.87
7.3.100.0060.00914.68
7.3.90.0070.00714.92
7.3.80.0000.01014.37
7.3.70.0030.00614.75
7.3.60.0000.01514.66
7.3.50.0070.00714.68
7.3.40.0030.00914.76
7.3.30.0070.01014.45
7.3.20.0080.00416.37
7.3.10.0060.00616.55
7.3.00.0000.01216.52
7.2.330.0040.01616.26
7.2.320.0110.00716.43
7.2.310.0110.00716.14
7.2.300.0070.01416.52
7.2.290.0150.00216.22
7.2.250.0110.00814.92
7.2.240.0100.01014.54
7.2.230.0070.00714.49
7.2.220.0030.00714.91
7.2.210.0000.01515.05
7.2.200.0000.01314.92
7.2.190.0000.01514.86
7.2.180.0030.00614.59
7.2.170.0060.00914.54
7.2.60.0070.00716.43
7.2.00.0060.00919.02
7.1.330.0070.00715.83
7.1.320.0040.01115.58
7.1.310.0070.00715.60
7.1.300.0030.01015.37
7.1.290.0080.00815.53
7.1.280.0000.01415.54
7.1.270.0030.01315.94
7.1.260.0030.00715.79
7.1.200.0040.00415.55
7.1.100.0050.00518.05
7.1.70.0030.00617.07
7.1.60.0030.01719.21
7.1.50.0070.01716.93
7.1.00.0030.03322.40
7.0.200.0000.01116.58
7.0.140.0100.06721.96
7.0.120.0030.05722.12
7.0.60.0070.03719.91
7.0.50.0100.06017.64
7.0.40.0130.08320.23
7.0.30.0330.06020.21
7.0.20.0270.06020.04
7.0.10.0400.07020.16
7.0.00.0130.04719.99
5.6.280.0130.06720.77
5.6.210.0100.08020.71
5.6.200.0100.05318.13
5.6.190.0000.04720.43
5.6.180.0230.04720.75
5.6.170.0470.07320.51
5.6.160.0100.05020.49
5.6.150.0070.08018.22
5.6.140.0200.03718.11
5.6.130.0030.04718.16
5.6.120.0100.08321.00
5.6.110.0170.05321.04
5.6.100.0030.06320.97
5.6.90.0030.04021.12
5.6.80.0030.08720.38
5.5.350.0200.07320.48
5.5.340.0030.08018.00
5.5.330.0000.04320.21
5.5.320.0030.08320.29
5.5.310.0170.04320.24
5.5.300.0170.06717.95
5.5.290.0100.08717.91
5.5.280.0130.05720.87
5.5.270.0000.05720.72
5.5.260.0070.06320.95
5.5.250.0030.08320.54
5.5.240.0070.03320.05
5.4.450.0070.08319.16
5.4.440.0070.08019.33
5.4.430.0170.07319.40
5.4.420.0130.04319.46
5.4.410.0070.04319.31
5.4.400.0100.07319.02
5.4.390.0030.04719.16
5.4.380.0100.03319.08
5.4.370.0000.04019.14
5.4.360.0100.04719.14
5.4.350.0100.07319.18
5.4.340.0070.07719.14
5.4.320.0130.04319.09
5.4.310.0070.03719.17
5.4.300.0070.08019.17
5.4.290.0030.07319.00
5.4.280.0100.07319.08
5.4.270.0030.04018.80
5.4.260.0100.03318.91
5.4.250.0170.04319.17
5.4.240.0070.05319.07
5.4.230.0100.07318.80
5.4.220.0100.07319.14
5.4.210.0070.07719.13
5.4.200.0030.06719.11
5.4.190.0070.04318.79
5.4.180.0170.03718.79
5.4.170.0000.05018.91
5.4.160.0070.07719.06
5.4.150.0100.07319.09
5.4.140.0070.04716.39
5.4.130.0100.06316.33
5.4.120.0000.05016.26
5.4.110.0030.03716.30
5.4.100.0030.08016.39
5.4.90.0100.07016.25
5.4.80.0030.03716.22
5.4.70.0130.06716.25
5.4.60.0000.05016.25
5.4.50.0000.05016.58
5.4.40.0000.04316.24
5.4.30.0030.06716.57
5.4.20.0170.04316.34
5.4.10.0100.04316.26
5.4.00.0100.05315.73
5.3.290.0070.05014.66
5.3.280.0130.05714.54
5.3.270.0130.06314.57
5.3.260.0030.05014.58
5.3.250.0000.08314.54
5.3.240.0130.07014.54
5.3.230.0070.03714.50
5.3.220.0170.03314.50
5.3.210.0030.04014.54
5.3.200.0030.03714.58
5.3.190.0130.07314.50
5.3.180.0070.04314.48
5.3.170.0130.05314.44
5.3.160.0070.04014.51
5.3.150.0270.05714.65
5.3.140.0030.04314.49
5.3.130.0000.04314.50
5.3.120.0070.03714.55
5.3.110.0100.07014.49
5.3.100.0170.03014.05
5.3.90.0030.07013.99
5.3.80.0070.06713.96
5.3.70.0100.05313.95
5.3.60.0000.04013.98
5.3.50.0030.08013.89
5.3.40.0070.06013.89
5.3.30.0030.07713.84
5.3.20.0030.06313.63
5.3.10.0030.04013.59
5.3.00.0030.04013.58
5.2.170.0100.04011.09
5.2.160.0070.06011.10
5.2.150.0030.04711.05
5.2.140.0070.04711.07
5.2.130.0000.03311.11
5.2.120.0130.05011.05
5.2.110.0000.04011.26
5.2.100.0030.05010.98
5.2.90.0030.06710.95
5.2.80.0030.03311.04
5.2.70.0030.06310.97
5.2.60.0030.03310.97
5.2.50.0100.05710.99
5.2.40.0070.03010.81
5.2.30.0030.03010.96
5.2.20.0100.05710.77
5.2.10.0000.06710.77
5.2.00.0100.05310.71
5.1.60.0070.0379.96
5.1.50.0100.05310.14
5.1.40.0030.05710.02
5.1.30.0000.05310.30
5.1.20.0000.06310.36
5.1.10.0030.03010.12
5.1.00.0070.02310.01
5.0.50.0070.0178.69
5.0.40.0000.0408.42
5.0.30.0070.0608.22
5.0.20.0030.0438.19
5.0.10.0030.0238.22
5.0.00.0030.0338.30
4.4.90.0000.0207.82
4.4.80.0030.0177.82
4.4.70.0000.0177.82
4.4.60.0000.0377.82
4.4.50.0070.0307.82
4.4.40.0070.0307.82
4.4.30.0000.0407.82
4.4.20.0100.0307.82
4.4.10.0000.0177.82
4.4.00.0030.0507.82
4.3.110.0070.0237.82
4.3.100.0000.0207.82
4.3.90.0030.0237.82
4.3.80.0000.0537.82
4.3.70.0100.0207.82
4.3.60.0030.0177.82
4.3.50.0000.0377.82
4.3.40.0000.0577.82
4.3.30.0030.0207.82
4.3.20.0030.0377.82
4.3.10.0000.0337.82
4.3.00.0030.0307.82

preferences:
54.07 ms | 401 KiB | 5 Q