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); 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)
8.3.60.0070.01118.31
8.3.50.0130.00922.11
8.3.40.0080.00818.35
8.3.30.0060.00918.70
8.3.20.0040.00419.98
8.3.10.0000.00723.66
8.3.00.0080.00019.15
8.2.180.0090.00616.32
8.2.170.0070.01322.96
8.2.160.0030.01022.19
8.2.150.0060.00324.18
8.2.140.0040.00424.66
8.2.130.0000.00726.16
8.2.120.0080.00019.67
8.2.110.0180.00419.33
8.2.100.0040.00817.72
8.2.90.0050.00317.63
8.2.80.0030.00518.61
8.2.70.0060.00317.50
8.2.60.0000.00818.09
8.2.50.0000.00818.10
8.2.40.0060.00320.90
8.2.30.0040.00419.20
8.2.20.0040.00417.69
8.2.10.0040.00418.18
8.2.00.0050.00217.77
8.1.280.0180.00025.92
8.1.270.0080.00018.75
8.1.260.0070.00026.35
8.1.250.0000.00728.09
8.1.240.0030.00723.76
8.1.230.0000.01020.86
8.1.220.0090.00318.56
8.1.210.0000.00818.77
8.1.200.0050.00317.35
8.1.190.0040.00417.36
8.1.180.0060.00318.10
8.1.170.0040.00418.44
8.1.160.0030.00319.01
8.1.150.0000.00718.68
8.1.140.0040.00417.39
8.1.130.0090.00017.70
8.1.120.0030.00317.30
8.1.110.0020.00517.45
8.1.100.0030.00317.39
8.1.90.0040.00417.39
8.1.80.0000.00717.41
8.1.70.0070.00017.43
8.1.60.0040.00417.44
8.1.50.0080.00017.34
8.1.40.0000.00817.47
8.1.30.0050.00517.48
8.1.20.0060.00317.54
8.1.10.0040.00417.38
8.1.00.0040.00417.44
8.0.300.0000.00819.81
8.0.290.0000.00716.63
8.0.280.0000.00718.40
8.0.270.0070.00017.12
8.0.260.0030.00317.16
8.0.250.0000.00716.86
8.0.240.0000.00816.76
8.0.230.0040.00316.88
8.0.220.0030.00316.73
8.0.210.0070.00016.75
8.0.200.0000.00616.91
8.0.190.0080.00016.86
8.0.180.0030.00316.89
8.0.170.0040.00416.88
8.0.160.0030.00416.85
8.0.150.0000.01016.80
8.0.140.0050.00316.69
8.0.130.0030.00313.25
8.0.120.0040.00416.77
8.0.110.0000.00716.67
8.0.100.0030.00416.83
8.0.90.0030.00616.80
8.0.80.0120.00916.82
8.0.70.0070.00016.68
8.0.60.0050.00216.90
8.0.50.0070.00016.68
8.0.30.0150.00917.01
8.0.20.0070.01217.40
8.0.10.0030.00416.98
8.0.00.0070.01216.56
7.4.330.0000.00515.08
7.4.320.0000.00616.44
7.4.300.0000.00716.56
7.4.290.0000.00816.52
7.4.280.0040.00416.36
7.4.270.0030.00316.38
7.4.260.0030.00716.43
7.4.250.0050.00216.31
7.4.240.0040.00416.57
7.4.230.0040.00416.28
7.4.220.0130.00716.60
7.4.210.0060.01216.44
7.4.200.0070.00016.64
7.4.160.0060.00916.42
7.4.150.0110.00717.40
7.4.140.0130.00417.86
7.4.130.0060.01116.45
7.4.120.0120.00516.56
7.4.110.0070.01016.40
7.4.100.0100.01416.28
7.4.90.0150.00316.32
7.4.80.0110.01119.39
7.4.70.0060.01216.34
7.4.60.0060.00916.56
7.4.50.0040.00416.44
7.4.40.0090.01916.43
7.4.30.0030.01316.43
7.4.00.0070.00715.03
7.3.330.0000.00712.84
7.3.320.0000.00613.07
7.3.310.0000.00716.14
7.3.300.0030.00316.13
7.3.290.0070.01016.13
7.3.280.0090.00816.16
7.3.270.0070.01017.40
7.3.260.0090.01616.36
7.3.250.0130.00516.16
7.3.240.0060.01316.56
7.3.230.0120.00416.39
7.3.210.0070.01016.14
7.3.200.0090.01319.39
7.3.190.0120.00916.52
7.3.180.0100.01116.04
7.3.170.0080.00816.50
7.3.160.0120.00316.38
7.2.330.0090.00916.61
7.2.320.0190.00016.61
7.2.310.0080.00816.57
7.2.300.0070.01016.29
7.2.290.0120.00616.52
7.2.60.0060.00916.75
7.2.00.0130.00619.35
7.1.200.0040.01115.71
7.1.100.0040.00818.20
7.1.70.0060.00916.95
7.1.60.0140.01119.22
7.1.50.0060.00616.97
7.1.00.0070.07322.27
7.0.200.0030.00516.76
7.0.140.0000.07721.97
7.0.60.0000.08319.84
7.0.50.0070.08017.81
7.0.40.0070.04020.11
7.0.30.0230.04320.08
7.0.20.0100.04720.30
7.0.10.0070.08720.23
7.0.00.0200.05020.06
5.6.280.0000.10020.89
5.6.210.0000.04320.62
5.6.200.0070.08018.19
5.6.190.0100.07020.61
5.6.180.0000.04720.62
5.6.170.0170.04720.48
5.6.160.0170.06720.46
5.6.150.0030.08718.14
5.6.140.0070.04018.24
5.6.130.0000.08018.28
5.6.120.0000.09721.00
5.6.110.0030.08321.14
5.6.100.0130.07320.95
5.6.90.0130.04321.02
5.6.80.0030.05320.31
5.5.350.4200.03720.52
5.5.340.0030.05317.94
5.5.330.0130.03320.57
5.5.320.0600.07020.33
5.5.310.0100.04720.26
5.5.300.0070.04317.93
5.5.290.0070.05317.98
5.5.280.0000.05020.94
5.5.270.0070.08320.86
5.5.260.0200.07020.81
5.5.250.0070.08720.68
5.5.240.0270.06320.28
5.4.450.2000.04719.40
5.4.440.2000.04019.19
5.4.430.2030.04719.26
5.4.420.1930.04719.55
5.4.410.1830.04019.06
5.4.400.2100.04318.87
5.4.390.2000.04319.22
5.4.380.1970.03319.16
5.4.370.2100.03719.23
5.4.360.1830.03718.99
5.4.350.1800.03719.08
5.4.340.2070.04319.14
5.4.320.2200.06019.16
5.4.310.1930.03719.06
5.4.300.1870.04718.82
5.4.290.2100.03718.98
5.4.280.2070.04019.23
5.4.270.1900.03319.22
5.4.260.1900.03319.07
5.4.250.1830.03719.15
5.4.240.2000.03718.98
5.4.230.1800.03719.20
5.4.220.1800.04019.18
5.4.210.1870.03318.99
5.4.200.1900.03019.15
5.4.190.1830.03319.15
5.4.180.1270.03319.06
5.4.170.0030.03719.23
5.4.160.0030.03719.20
5.4.150.0970.04019.29
5.4.140.1830.03016.53
5.4.130.1830.03316.52
5.4.120.1770.03316.34
5.4.110.1700.03316.26
5.4.100.1800.03716.55
5.4.90.1800.04016.55
5.4.80.1670.03016.39
5.4.70.1830.03016.34
5.4.60.0000.03716.33
5.4.50.0070.03016.33
5.4.40.0930.02716.42
5.4.30.1700.04016.52
5.4.20.0800.04016.21
5.4.10.0030.03716.42
5.4.00.0100.03715.90
5.3.290.0830.03714.89
5.3.280.1570.04014.57
5.3.270.1830.03714.71
5.3.260.1970.03314.57
5.3.250.1730.03714.62
5.3.240.2270.03714.50
5.3.230.1870.04014.61
5.3.220.1930.04714.57
5.3.210.1800.03314.53
5.3.200.1800.03314.57
5.3.190.1800.04014.45
5.3.180.0130.05014.53
5.3.170.0270.03714.61
5.3.160.0200.04014.48
5.3.150.0130.04014.54
5.3.140.0200.05014.70
5.3.130.0170.06714.55
5.3.120.0170.04014.60
5.3.110.0200.03314.77
5.3.100.0200.03314.11
5.3.90.0170.04714.02
5.3.80.0100.04313.91
5.3.70.0200.03313.92
5.3.60.0200.03314.07
5.3.50.0200.04714.03
5.3.40.0170.03713.86
5.3.30.0200.03013.81
5.3.20.0200.03013.70
5.3.10.0200.04313.56
5.3.00.0170.03313.72
5.2.170.0130.03011.20
5.2.160.0070.03311.05
5.2.150.0200.05311.22
5.2.140.0070.03311.07
5.2.130.0100.05311.01
5.2.120.0230.02711.02
5.2.110.0200.04711.17
5.2.100.0100.05011.15
5.2.90.0100.05011.11
5.2.80.0200.05711.04
5.2.70.0130.04311.07
5.2.60.0170.03711.29
5.2.50.0200.03011.16
5.2.40.0070.03710.95
5.2.30.0230.02710.89
5.2.20.0130.05310.88
5.2.10.0200.05010.94
5.2.00.0070.03310.72
5.1.60.0170.02710.05
5.1.50.0170.04010.00
5.1.40.0170.03010.06
5.1.30.0130.03310.30
5.1.20.0200.04710.26
5.1.10.0130.02710.12
5.1.00.0100.03310.29
5.0.50.0030.0308.53
5.0.40.0100.0208.34
5.0.30.0070.0408.21
5.0.20.0030.0338.36
5.0.10.0070.0208.34
5.0.00.0070.0308.18
4.4.90.0030.0177.99
4.4.80.0030.0237.99
4.4.70.0100.0177.99
4.4.60.0100.0307.99
4.4.50.0070.0307.99
4.4.40.0030.0307.99
4.4.30.0070.0337.99
4.4.20.0100.0137.99
4.4.10.0070.0307.99
4.4.00.0100.0207.99
4.3.110.0100.0307.99
4.3.100.0070.0237.99
4.3.90.0070.0177.99
4.3.80.0070.0437.99
4.3.70.0030.0207.99
4.3.60.0030.0377.99
4.3.50.0030.0377.99
4.3.40.0130.0407.99
4.3.30.0100.0307.99
4.3.20.0070.0237.99
4.3.10.0030.0377.99
4.3.00.0070.0137.99

preferences:
48.88 ms | 401 KiB | 5 Q