3v4l.org

run code in 300+ PHP versions simultaneously
<?php $x = new \ArrayObject(["x" => 1]); $z = new \ArrayObject(["z" => 3]); $y = array_merge(["y" => 2], $x); var_dump($y);

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
8.3.50.0110.01121.99
8.3.40.0120.00318.79
8.3.30.0030.01019.22
8.3.20.0040.00420.21
8.3.10.0040.00823.66
8.3.00.0040.00419.22
8.2.180.0040.01118.54
8.2.170.0130.00322.96
8.2.160.0100.00322.25
8.2.150.0080.00024.18
8.2.140.0070.00024.66
8.2.130.0040.00426.16
8.2.120.0070.00021.08
8.2.110.0060.00322.13
8.2.100.0040.00819.45
8.2.90.0030.00517.75
8.2.80.0000.00918.73
8.2.70.0100.00017.91
8.2.60.0030.00518.03
8.2.50.0000.00719.25
8.2.40.0080.00021.08
8.2.30.0070.00019.09
8.2.20.0040.00417.62
8.2.10.0040.00417.94
8.2.00.0040.00417.54
8.1.280.0100.00325.92
8.1.270.0060.00318.74
8.1.260.0040.00426.35
8.1.250.0040.00428.09
8.1.240.0040.00423.98
8.1.230.0080.00420.97
8.1.220.0000.00817.74
8.1.210.0080.00018.77
8.1.200.0060.00317.23
8.1.190.0030.00617.23
8.1.180.0040.00418.84
8.1.170.0000.00818.51
8.1.160.0040.00419.01
8.1.150.0040.00418.87
8.1.140.0040.00417.26
8.1.130.0030.00317.81
8.1.120.0000.00717.42
8.1.110.0040.00417.37
8.1.100.0000.00717.25
8.1.90.0000.00817.24
8.1.80.0000.00717.38
8.1.70.0030.00517.43
8.1.60.0040.00417.54
8.1.50.0000.00717.40
8.1.40.0050.00317.40
8.1.30.0000.00817.59
8.1.20.0000.00817.54
8.1.10.0050.00217.61
8.1.00.0040.00417.39
8.0.300.0060.00318.77
8.0.290.0000.00816.63
8.0.280.0030.00318.38
8.0.270.0040.00417.18
8.0.260.0060.00017.19
8.0.250.0070.00016.85
8.0.240.0050.00316.97
8.0.230.0040.00416.85
8.0.220.0040.00416.89
8.0.210.0070.00016.86
8.0.200.0030.00316.89
8.0.190.0090.00016.96
8.0.180.0030.00517.00
8.0.170.0040.00416.79
8.0.160.0040.00416.79
8.0.150.0000.00716.93
8.0.140.0040.00316.74
8.0.130.0000.00513.35
8.0.120.0040.00416.82
8.0.110.0050.00216.92
8.0.100.0040.00416.78
8.0.90.0050.00216.78
8.0.80.0070.01516.88
8.0.70.0040.00416.86
8.0.60.0040.00416.89
8.0.50.0040.00416.67
8.0.30.0100.01117.13
8.0.20.0050.01317.40
8.0.10.0070.00017.08
8.0.00.0140.00316.81
7.4.330.0020.00215.03
7.4.320.0030.00316.45
7.4.300.0060.00016.49
7.4.290.0080.00016.44
7.4.280.0070.00016.36
7.4.270.0030.00316.37
7.4.260.0030.00316.28
7.4.250.0040.00416.51
7.4.240.0020.00516.46
7.4.230.0000.00716.28
7.4.220.0090.00916.55
7.4.210.0040.01116.40
7.4.200.0030.00416.19
7.4.160.0140.00716.40
7.4.150.0170.00617.40
7.4.140.0100.00817.86
7.4.130.0090.01116.43
7.4.120.0100.01016.45
7.4.110.0100.01316.68
7.4.100.0060.01116.55
7.4.90.0140.00316.41
7.4.80.0030.01319.39
7.4.70.0100.00716.56
7.4.60.0120.00316.47
7.4.50.0030.00516.31
7.4.40.0050.01116.37
7.4.30.0120.00916.45
7.4.00.0000.01315.20
7.3.330.0060.00013.11
7.3.320.0050.00013.11
7.3.310.0040.00316.16
7.3.300.0030.00316.12
7.3.290.0080.00916.21
7.3.280.0040.01216.24
7.3.270.0110.00817.40
7.3.260.0100.00716.32
7.3.250.0120.00616.34
7.3.240.0080.01216.40
7.3.230.0150.00916.39
7.3.210.0090.01516.21
7.3.200.0090.01519.39
7.3.190.0080.00816.53
7.3.180.0070.01016.13
7.3.170.0030.01516.27
7.3.160.0090.00916.27
7.3.120.0040.01114.39
7.3.110.0040.01114.29
7.3.100.0040.01114.55
7.3.90.0140.00314.80
7.3.80.0040.00814.82
7.3.70.0030.01314.72
7.3.60.0060.00614.63
7.3.50.0000.01414.52
7.3.40.0090.00614.59
7.3.30.0070.00314.72
7.3.20.0070.00316.27
7.3.10.0030.01016.48
7.3.00.0100.00316.54
7.2.330.0110.00616.53
7.2.320.0190.00016.38
7.2.310.0120.00616.66
7.2.300.0250.01216.59
7.2.290.0100.01316.29
7.2.240.0070.01014.93
7.2.230.0060.00614.81
7.2.220.0100.00314.71
7.2.210.0060.00614.72
7.2.200.0080.00314.92
7.2.190.0040.01114.67
7.2.180.0000.01515.09
7.2.170.0000.01414.62
7.2.160.0000.01514.55
7.2.150.0000.01416.75
7.2.140.0080.00416.81
7.2.130.0000.00916.60
7.2.120.0040.00716.84
7.2.110.0030.01016.60
7.2.100.0000.01216.75
7.2.90.0100.00616.79
7.2.80.0090.00616.35
7.2.70.0070.00716.59
7.2.60.0080.00416.84
7.2.50.0070.00716.65
7.2.40.0030.01016.84
7.2.30.0000.01016.80
7.2.20.0030.01516.50
7.2.10.0030.01416.81
7.2.00.0060.00617.87
7.1.330.0090.00315.69
7.1.320.0030.01015.75
7.1.310.0060.00615.93
7.1.300.0040.01115.73
7.1.290.0040.00815.78
7.1.280.0030.01015.58
7.1.270.0040.01115.43
7.1.260.0030.01115.82
7.1.250.0070.00715.79
7.1.200.0000.01315.65
7.1.100.0070.00717.95
7.1.70.0070.00717.03
7.1.60.0070.01119.22
7.1.50.0100.01616.82
7.1.00.0070.07322.28
7.0.200.0060.00616.69
7.0.140.0070.05721.95
7.0.60.0070.08020.01
7.0.50.0070.08017.80
7.0.40.0230.07020.40
7.0.30.0330.07320.16
7.0.20.0300.08320.06
7.0.10.0000.04720.18
7.0.00.0030.08020.16
5.6.280.0000.07721.11
5.6.210.0100.08020.56
5.6.200.0070.05318.22
5.6.190.0170.07320.57
5.6.180.0230.04020.56
5.6.170.0200.07720.38
5.6.160.0070.05320.52
5.6.150.0100.08018.18
5.6.140.0000.08018.18
5.6.130.0170.04018.16
5.6.120.0100.03721.07
5.6.110.0130.07320.96
5.6.100.0030.05720.88
5.6.90.0130.07720.92
5.6.80.0100.07020.39
5.5.350.0370.06020.39
5.5.340.0030.08317.89
5.5.330.0030.04720.37
5.5.320.0370.07720.30
5.5.310.0170.04720.11
5.5.300.0070.07017.98
5.5.290.0070.08017.88
5.5.280.0030.04020.73
5.5.270.0070.08020.72
5.5.260.0100.08320.88
5.5.250.0130.07320.74
5.5.240.0030.08020.15
5.4.450.0530.06019.64
5.4.440.0770.05719.49
5.4.430.0430.04319.24
5.4.420.0770.06019.50
5.4.410.0730.05019.27
5.4.400.0600.05718.82
5.4.390.0170.06318.50
5.4.380.0400.06018.59
5.4.370.0370.04718.77
5.4.360.0230.05318.78
5.4.350.0270.05718.46
5.4.340.0370.07718.62
5.4.320.0400.06318.71
5.4.310.0270.05018.67
5.4.300.0300.04718.69
5.4.290.0330.04318.74
5.4.280.0200.06018.55
5.4.270.0200.05718.45
5.4.260.0170.06018.61
5.4.250.0230.05318.71
5.4.240.0230.05318.71
5.4.230.0300.04718.65
5.4.220.0200.06018.51
5.4.210.0230.05318.47
5.4.200.0270.04716.73
5.4.190.0330.04718.74
5.4.180.0230.05318.63
5.4.170.0170.06018.72
5.4.160.0370.04018.70
5.4.150.0200.05318.45
5.4.140.0300.04716.32
5.4.130.0200.05316.16
5.4.120.0270.04716.30
5.4.110.0300.04316.22
5.4.100.0270.04716.36
5.4.90.0230.05316.30
5.4.80.0230.05016.20
5.4.70.0270.05316.23
5.4.60.0330.04316.27
5.4.50.0230.04716.14
5.4.40.0270.04716.03
5.4.30.0230.05016.02
5.4.20.0230.05316.21
5.4.10.0300.04316.09
5.4.00.0230.04715.71
5.3.290.0230.06014.71
5.3.280.0300.04714.55
5.3.270.0200.05714.63
5.3.260.0200.06314.70
5.3.250.0270.05014.52
5.3.240.0300.04714.61
5.3.230.0230.05314.53
5.3.220.0230.05714.47
5.3.210.0230.05314.66
5.3.200.0270.05314.63
5.3.190.0270.04714.54
5.3.180.0200.05714.47
5.3.170.0270.04714.66
5.3.160.0270.04714.63
5.3.150.0300.05014.59
5.3.140.0230.05714.55
5.3.130.0170.06714.50
5.3.120.0300.07014.65
5.3.110.0130.06314.52
5.3.100.0330.06313.95
5.3.90.0230.06313.97
5.3.80.0170.05714.00
5.3.70.0200.05314.00
5.3.60.0230.05013.92
5.3.50.0400.03314.02
5.3.40.0300.04714.09
5.3.30.0200.05713.94
5.3.20.0270.04713.77
5.3.10.0170.05713.66
5.3.00.0230.05013.56
5.2.170.0130.05011.15
5.2.160.0200.04011.15
5.2.150.0370.04311.09
5.2.140.0230.04011.05
5.2.130.0230.04011.25
5.2.120.0170.04311.02
5.2.110.0200.04011.06
5.2.100.0170.04711.16
5.2.90.0100.04711.16
5.2.80.0300.03311.06
5.2.70.0170.04011.13
5.2.60.0200.04011.08
5.2.50.0270.04711.15
5.2.40.0170.03710.94
5.2.30.0200.03710.96
5.2.20.0170.03711.00
5.2.10.0130.04310.82
5.2.00.0100.05010.80
5.1.60.0170.0339.99
5.1.50.0130.0379.98
5.1.40.0130.03710.05
5.1.30.0200.03310.45
5.1.20.0200.03010.49
5.1.10.0200.03310.12
5.1.00.0230.03310.10
5.0.50.0030.0338.67
5.0.40.0030.0308.54
5.0.30.0130.0538.25
5.0.20.0070.0378.26
5.0.10.0130.0338.28
5.0.00.0070.0438.28
4.4.90.0070.0235.88
4.4.80.0000.0305.88
4.4.70.0070.0235.86
4.4.60.0030.0235.88
4.4.50.0100.0275.90
4.4.40.0030.0375.91
4.4.30.0030.0275.90
4.4.20.0100.0175.96
4.4.10.0070.0235.93
4.4.00.0100.0335.89
4.3.110.0130.0175.81
4.3.100.0130.0275.80
4.3.90.0030.0235.83
4.3.80.0070.0335.83
4.3.70.0100.0205.78
4.3.60.0030.0235.87
4.3.50.0070.0235.80
4.3.40.0070.0335.75
4.3.30.0030.0235.74
4.3.20.0030.0235.74
4.3.10.0030.0235.74
4.3.00.0070.0237.23

preferences:
44.17 ms | 401 KiB | 5 Q