3v4l.org

run code in 300+ PHP versions simultaneously
<?php $array1 = array("a" => array(1)); $array2 = array("b" => array("1")); $a = array(1,2,3,4); $b = array(2,4); $c = array(1,2,3,4); $d = array(2,4); $x = array_flip($a); $y = array_flip($b); print_r($x); print_r($y); $result2 = array_intersect_key($x, $y); // 2 4 //$result3 = array_intersect($c,$d); print_r($result2); $result2 = array_flip($result2); print_r($result2); //print_r($result3); ?>

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)
8.3.60.0100.01018.43
8.3.50.0180.00421.98
8.3.40.0140.00718.73
8.3.30.0150.00019.11
8.3.20.0070.00020.21
8.3.10.0030.00523.61
8.3.00.0060.00319.02
8.2.180.0040.01518.41
8.2.170.0100.00322.96
8.2.160.0130.00322.17
8.2.150.0050.00324.18
8.2.140.0080.00024.66
8.2.130.0040.00426.16
8.2.120.0040.00419.54
8.2.110.0090.00021.12
8.2.100.0040.00817.78
8.2.90.0000.00817.63
8.2.80.0030.00617.97
8.2.70.0040.00417.91
8.2.60.0070.00418.05
8.2.50.0000.01318.10
8.2.40.0000.00921.03
8.2.30.0060.00319.06
8.2.20.0070.00017.57
8.2.10.0050.00318.14
8.2.00.0060.00317.77
8.1.280.0030.01725.92
8.1.270.0040.00418.60
8.1.260.0050.00326.35
8.1.250.0020.00528.09
8.1.240.0100.00323.77
8.1.230.0070.00422.68
8.1.220.0080.00017.74
8.1.210.0030.00618.77
8.1.200.0050.00817.00
8.1.190.0040.00417.25
8.1.180.0100.00018.10
8.1.170.0030.00518.59
8.1.160.0070.00018.84
8.1.150.0000.00818.70
8.1.140.0000.00717.38
8.1.130.0030.00617.84
8.1.120.0040.00317.41
8.1.110.0030.00517.31
8.1.100.0080.00017.40
8.1.90.0030.00317.41
8.1.80.0000.00717.41
8.1.70.0030.00317.27
8.1.60.0080.00017.54
8.1.50.0030.00617.38
8.1.40.0040.00417.49
8.1.30.0040.00417.60
8.1.20.0000.00817.59
8.1.10.0000.00717.44
8.1.00.0080.00017.24
8.0.300.0040.00422.03
8.0.290.0000.00716.63
8.0.280.0000.00718.33
8.0.270.0050.00217.16
8.0.260.0050.00217.18
8.0.250.0000.00616.93
8.0.240.0070.00316.83
8.0.230.0000.00716.93
8.0.220.0000.00716.80
8.0.210.0030.00316.84
8.0.200.0030.00316.88
8.0.190.0050.00316.77
8.0.180.0050.00216.91
8.0.170.0040.00416.74
8.0.160.0040.00416.84
8.0.150.0000.00716.67
8.0.140.0000.00816.68
8.0.130.0030.00313.25
8.0.120.0030.00516.70
8.0.110.0040.00416.82
8.0.100.0030.00516.90
8.0.90.0080.00016.87
8.0.80.0070.01016.82
8.0.70.0050.00216.81
8.0.60.0050.00216.95
8.0.50.0000.00816.78
8.0.30.0110.01117.05
8.0.20.0110.00817.40
8.0.10.0000.00716.95
8.0.00.0070.01116.75
7.4.330.0050.00015.03
7.4.320.0030.00316.47
7.4.300.0060.00016.46
7.4.290.0000.00716.59
7.4.280.0040.00416.54
7.4.270.0030.00416.44
7.4.260.0000.00916.55
7.4.250.0050.00216.51
7.4.240.0010.00616.39
7.4.230.0000.00616.47
7.4.220.0130.00416.41
7.4.210.0060.00916.39
7.4.200.0000.00816.26
7.4.160.0070.01416.50
7.4.150.0100.00717.40
7.4.140.0160.00617.86
7.4.130.0090.00816.45
7.4.120.0100.00716.40
7.4.110.0160.00616.41
7.4.100.0150.00616.21
7.4.90.0130.00316.49
7.4.80.0100.01019.39
7.4.70.0070.01516.45
7.4.60.0120.00616.27
7.4.50.0040.00416.11
7.4.40.0070.01716.30
7.4.30.0080.00816.17
7.4.00.0030.01314.73
7.3.330.0000.00613.05
7.3.320.0000.00512.99
7.3.310.0000.00715.95
7.3.300.0030.00316.13
7.3.290.0070.00916.14
7.3.280.0090.01016.18
7.3.270.0090.00917.40
7.3.260.0140.00416.07
7.3.250.0140.00416.17
7.3.240.0110.00716.08
7.3.230.0140.00316.43
7.3.210.0100.00716.12
7.3.200.0060.01219.39
7.3.190.0110.00516.05
7.3.180.0000.00015.99
7.3.170.0100.00716.34
7.3.160.0070.01016.54
7.3.10.0040.00716.44
7.3.00.0120.00016.44
7.2.330.0070.01016.58
7.2.320.0130.00716.59
7.2.310.0090.00916.57
7.2.300.0080.00816.39
7.2.290.0110.01016.39
7.2.130.0070.00716.52
7.2.120.0140.00016.41
7.2.110.0080.00616.20
7.2.100.0120.00016.66
7.2.90.0080.00616.43
7.2.80.0060.00316.63
7.2.70.0040.00416.48
7.2.60.0080.00716.59
7.2.50.0000.01216.77
7.2.40.0070.01016.73
7.2.30.0090.00616.41
7.2.20.0030.01016.67
7.2.10.0030.01016.67
7.2.00.0070.00917.94
7.1.250.0040.00415.53
7.1.200.0060.00615.80
7.1.100.0040.01117.94
7.1.70.0080.00416.88
7.1.60.0040.01919.22
7.1.50.0080.00416.93
7.1.00.0000.08022.54
7.0.200.0000.00916.55
7.0.140.0030.03321.99
7.0.60.0030.04319.89
7.0.50.0100.07717.85
7.0.40.0100.04720.12
7.0.30.0170.04720.22
7.0.20.0200.05320.30
7.0.10.0070.04020.24
7.0.00.0100.04020.33
5.6.280.0100.06720.86
5.6.210.0170.06320.61
5.6.200.0130.03318.27
5.6.190.0000.04720.61
5.6.180.0270.05720.47
5.6.170.0300.07720.50
5.6.160.0070.08720.42
5.6.150.0100.05718.18
5.6.140.0030.04318.28
5.6.130.0030.07018.28
5.6.120.0070.08721.13
5.6.110.0000.06021.08
5.6.100.0100.05720.93
5.6.90.0030.05020.97
5.6.80.0070.04020.39
5.5.350.0230.07320.30
5.5.340.0230.06317.95
5.5.330.0070.06720.33
5.5.320.0130.08320.24
5.5.310.0400.05320.38
5.5.300.0000.05317.98
5.5.290.0100.07717.95
5.5.280.0100.08320.85
5.5.270.0070.06720.84
5.5.260.0100.07020.87
5.5.250.0100.06320.57
5.5.240.0030.08020.36
5.4.450.0170.05319.58
5.4.440.0670.05719.39
5.4.430.0670.06019.63
5.4.420.0730.05019.63
5.4.410.0730.06019.18
5.4.400.0770.05019.07
5.4.390.0630.06319.29
5.4.380.0270.06318.53
5.4.370.0300.05318.74
5.4.360.0470.05718.74
5.4.350.0300.06318.79
5.4.340.0400.06018.78
5.4.320.0300.06318.62
5.4.310.0330.05718.84
5.4.300.0370.04718.62
5.4.290.0470.07718.80
5.4.280.0230.06318.50
5.4.270.0300.05718.57
5.4.260.0370.04318.49
5.4.250.0370.05718.71
5.4.240.0270.05318.58
5.4.230.0170.06318.45
5.4.220.0300.05318.73
5.4.210.0370.04718.54
5.4.200.0300.04716.66
5.4.190.0230.06018.60
5.4.180.0430.06018.57
5.4.170.0330.05718.72
5.4.160.0230.06318.54
5.4.150.0330.05018.60
5.4.140.0330.05016.44
5.4.130.0230.05316.29
5.4.120.0300.04316.33
5.4.110.0300.05016.25
5.4.100.0330.05316.41
5.4.90.0300.06016.21
5.4.80.0370.05016.31
5.4.70.0470.05316.24
5.4.60.0400.04716.15
5.4.50.0400.04316.40
5.4.40.0230.06316.26
5.4.30.0270.05316.15
5.4.20.0330.05016.14
5.4.10.0400.03716.39
5.4.00.0330.04715.91
5.3.290.0270.06014.70
5.3.280.0270.05714.63
5.3.270.0370.06014.70
5.3.260.0330.06714.64
5.3.250.0300.06014.82
5.3.240.0300.05314.80
5.3.230.0300.05714.59
5.3.220.0170.06314.56
5.3.210.0300.06014.59
5.3.200.0270.05314.66
5.3.190.0330.05314.73
5.3.180.0330.05314.54
5.3.170.0270.05314.59
5.3.160.0300.05314.55
5.3.150.0370.04714.73
5.3.140.0500.05314.68
5.3.130.0400.04714.76
5.3.120.0330.05014.64
5.3.110.0470.06314.67
5.3.100.0270.07714.02
5.3.90.0370.05014.18
5.3.80.0200.06014.01
5.3.70.0270.05714.00
5.3.60.0400.04714.05
5.3.50.0200.05714.16
5.3.40.0370.04714.00
5.3.30.0370.04313.98
5.3.20.0400.06013.91
5.3.10.0430.06013.76
5.3.00.0270.07713.78
5.2.170.0300.04311.24
5.2.160.0170.04711.13
5.2.150.0400.03311.16
5.2.140.0230.05011.36
5.2.130.0330.03311.14
5.2.120.0200.04311.17
5.2.110.0200.04311.12
5.2.100.0170.05011.34
5.2.90.0230.04711.09
5.2.80.0230.04311.16
5.2.70.0270.04011.13
5.2.60.0200.04711.06
5.2.50.0270.04311.02
5.2.40.0170.04710.97
5.2.30.0100.04710.95
5.2.20.0130.05311.16
5.2.10.0200.05310.90
5.2.00.0270.04710.81
5.1.60.0300.03710.12
5.1.50.0200.03310.02
5.1.40.0170.03710.18
5.1.30.0200.03710.51
5.1.20.0100.04710.39
5.1.10.0130.04010.15
5.1.00.0230.03010.11
5.0.50.0100.0308.74
5.0.40.0130.0278.60
5.0.30.0170.0408.27
5.0.20.0130.0238.23
5.0.10.0100.0308.16
5.0.00.0070.0478.35
4.4.90.0030.0277.11
4.4.80.0070.0237.11
4.4.70.0070.0277.11
4.4.60.0130.0237.11
4.4.50.0070.0237.11
4.4.40.0030.0407.11
4.4.30.0100.0307.11
4.4.20.0030.0307.11
4.4.10.0100.0237.11
4.4.00.0100.0437.11
4.3.110.0030.0277.11
4.3.100.0170.0177.11
4.3.90.0070.0237.11
4.3.80.0070.0407.11
4.3.70.0100.0207.11
4.3.60.0170.0207.11
4.3.50.0100.0337.11
4.3.40.0130.0337.11
4.3.30.0100.0237.11
4.3.20.0030.0277.11
4.3.10.0070.0237.11
4.3.00.0070.0237.58

preferences:
54.29 ms | 401 KiB | 5 Q