3v4l.org

run code in 300+ PHP versions simultaneously
<?php var_dump(array_merge(array(1,2), array(2 => 3, 4 => 5)));

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)
8.3.60.0140.00718.43
8.3.50.0110.00521.14
8.3.40.0040.01818.71
8.3.30.0110.00318.34
8.3.20.0080.00018.65
8.3.10.0080.00021.02
8.3.00.0040.00421.95
8.2.180.0090.00616.38
8.2.170.0120.00622.96
8.2.160.0110.00320.38
8.2.150.0090.00024.18
8.2.140.0070.00024.66
8.2.130.0030.00526.16
8.2.120.0040.00421.18
8.2.110.0100.00021.06
8.2.100.0060.00617.54
8.2.90.0080.00018.96
8.2.80.0090.00017.97
8.2.70.0030.00617.50
8.2.60.0030.00517.80
8.2.50.0030.00618.07
8.2.40.0090.00018.09
8.2.30.0000.00721.16
8.2.20.0000.00817.44
8.2.10.0040.00417.47
8.2.00.0000.00917.56
8.1.280.0070.00725.92
8.1.270.0000.00823.99
8.1.260.0130.00726.35
8.1.250.0080.00028.09
8.1.240.0040.00422.24
8.1.230.0080.00320.64
8.1.220.0000.00817.74
8.1.210.0000.00818.77
8.1.200.0080.00217.23
8.1.190.0040.00417.41
8.1.180.0040.00418.10
8.1.170.0000.00818.53
8.1.160.0000.00718.80
8.1.150.0040.00418.57
8.1.140.0080.00017.25
8.1.130.0000.00717.75
8.1.120.0000.00717.33
8.1.110.0070.00017.38
8.1.100.0040.00417.36
8.1.90.0040.00417.36
8.1.80.0080.00017.35
8.1.70.0070.00017.30
8.1.60.0040.00417.34
8.1.50.0050.00217.37
8.1.40.0000.00817.38
8.1.30.0040.00417.57
8.1.20.0040.00417.57
8.1.10.0070.00017.29
8.1.00.0000.01017.21
8.0.300.0040.00418.77
8.0.290.0060.00316.58
8.0.280.0000.00718.32
8.0.270.0070.00017.18
8.0.260.0040.00416.66
8.0.250.0030.00316.86
8.0.240.0030.00616.76
8.0.230.0000.00716.84
8.0.220.0030.00316.81
8.0.210.0040.00416.83
8.0.200.0000.00616.79
8.0.190.0080.00016.70
8.0.180.0040.00416.80
8.0.170.0030.00616.84
8.0.160.0000.00716.83
8.0.150.0070.00016.73
8.0.140.0080.00016.64
8.0.130.0030.00313.07
8.0.120.0000.00716.65
8.0.110.0000.00716.61
8.0.100.0050.00216.54
8.0.90.0040.00416.82
8.0.80.0070.00716.75
8.0.70.0040.00416.57
8.0.60.0040.00416.77
8.0.50.0000.00716.68
8.0.30.0160.00316.87
8.0.20.0060.01217.40
8.0.10.0050.00216.91
8.0.00.0080.00916.64
7.4.330.0030.00314.64
7.4.320.0030.00316.50
7.4.300.0030.00316.27
7.4.290.0030.00316.36
7.4.280.0030.00316.50
7.4.270.0030.00316.48
7.4.260.0000.00613.13
7.4.250.0000.00716.42
7.4.240.0000.00816.48
7.4.230.0030.00316.40
7.4.220.0120.00616.45
7.4.210.0090.00716.49
7.4.200.0030.00316.29
7.4.190.0070.00316.35
7.4.160.0120.00416.67
7.4.150.0080.00817.40
7.4.140.0120.00517.86
7.4.130.0110.00716.41
7.4.120.0090.00916.41
7.4.110.0090.00916.36
7.4.100.0110.00616.45
7.4.90.0110.01216.36
7.4.80.0120.00919.39
7.4.70.0030.01316.55
7.4.60.0130.00316.29
7.4.50.0080.00016.11
7.4.40.0100.00322.77
7.4.30.0060.01016.10
7.4.00.0000.01514.76
7.3.330.0030.00313.03
7.3.320.0000.00512.97
7.3.310.0030.00316.12
7.3.300.0060.00016.12
7.3.290.0070.00716.16
7.3.280.0090.01016.16
7.3.270.0110.00917.40
7.3.260.0120.01018.24
7.3.250.0060.01116.20
7.3.240.0100.00716.25
7.3.230.0120.00616.39
7.3.210.0030.01316.15
7.3.200.0100.01019.39
7.3.190.0070.01516.13
7.3.180.0100.00716.12
7.3.170.0130.00316.27
7.3.160.0060.01116.07
7.3.120.0080.00614.89
7.2.330.0070.01016.53
7.2.320.0150.00616.45
7.2.310.0120.00616.46
7.2.300.0050.01216.52
7.2.290.0140.00316.45
7.2.60.0080.00416.65
7.2.50.0040.01116.50
7.2.00.0030.00919.00
7.1.200.0060.00615.49
7.1.100.0070.00717.39
7.1.70.0030.01417.02
7.1.60.0070.01719.40
7.1.50.0000.01216.62
7.1.00.0030.03322.46
7.0.200.0060.00616.49
7.0.140.0070.07022.18
7.0.60.0030.08719.91
7.0.50.0030.05317.70
7.0.40.0070.06020.27
7.0.30.0330.04720.03
7.0.20.0370.07020.13
7.0.10.0430.06020.21
7.0.00.0100.07720.17
5.6.280.0100.06721.11
5.6.210.0070.06720.49
5.6.200.0000.05018.17
5.6.190.0100.06320.48
5.6.180.0300.06320.35
5.6.170.0330.07020.43
5.6.160.0030.04320.52
5.6.150.0030.08018.12
5.6.140.0070.08018.21
5.6.130.0070.03718.07
5.6.120.0030.06020.93
5.6.110.0100.07320.98
5.6.100.0070.03720.96
5.6.90.0170.06020.97
5.6.80.0030.06720.40
5.5.350.0170.07320.46
5.5.340.0030.04317.97
5.5.330.0030.08020.22
5.5.320.0200.04720.20
5.5.310.0200.03720.27
5.5.300.0030.05317.98
5.5.290.0030.08018.01
5.5.280.0030.08020.97
5.5.270.0100.05320.83
5.5.260.0100.08720.76
5.5.250.0170.07320.68
5.5.240.0100.07720.16
5.4.450.0300.06319.21
5.4.440.0170.07719.56
5.4.430.0200.06319.45
5.4.420.0270.05319.40
5.4.410.0270.06019.25
5.4.400.0270.07018.93
5.4.390.0230.05019.08
5.4.380.0130.03719.25
5.4.370.0100.08019.08
5.4.360.0130.07019.24
5.4.350.0230.06319.08
5.4.340.0170.06718.95
5.4.320.0300.05319.10
5.4.310.0330.07019.13
5.4.300.0330.04719.08
5.4.290.0400.06019.24
5.4.280.0200.07318.92
5.4.270.0270.07019.20
5.4.260.0300.05718.78
5.4.250.0300.07318.78
5.4.240.0300.06019.04
5.4.230.0400.05719.07
5.4.220.0330.04318.78
5.4.210.0230.07019.25
5.4.200.0230.07318.87
5.4.190.0370.05719.23
5.4.180.0300.06718.93
5.4.170.0070.06318.78
5.4.160.0270.07319.07
5.4.150.0230.07719.22
5.4.140.0200.04016.55
5.4.130.0170.07016.45
5.4.120.0200.04716.26
5.4.110.0230.04016.43
5.4.100.0270.05316.06
5.4.90.0400.05716.41
5.4.80.0200.06016.19
5.4.70.0270.03716.18
5.4.60.0170.07716.04
5.4.50.0230.05716.41
5.4.40.0330.06016.20
5.4.30.0300.06716.03
5.4.20.0230.05316.31
5.4.10.0170.06016.38
5.4.00.0130.04016.00
5.3.290.0270.04314.61
5.3.280.0170.08314.48
5.3.270.0100.05314.69
5.3.260.0230.05714.69
5.3.250.0330.06314.71
5.3.240.0230.06014.64
5.3.230.0270.06714.55
5.3.220.0200.07014.59
5.3.210.0170.06014.52
5.3.200.0200.04014.44
5.3.190.0200.06014.59
5.3.180.0170.06714.42
5.3.170.0130.04714.41
5.3.160.0200.05014.50
5.3.150.0170.07314.50
5.3.140.0270.05314.42
5.3.130.0270.07014.40
5.3.120.0270.07014.37
5.3.110.0130.06014.48
5.3.100.0370.03713.92
5.3.90.0300.06313.96
5.3.80.0170.05013.81
5.3.70.0230.07314.00
5.3.60.0270.06713.78
5.3.50.0300.06313.72
5.3.40.0300.06313.78
5.3.30.0230.05313.74
5.3.20.0270.06713.46
5.3.10.0200.06013.74
5.3.00.0300.06313.54
5.2.170.0230.06312.02
5.2.160.0200.06312.02
5.2.150.0270.06012.02
5.2.140.0200.04312.02
5.2.130.0170.03312.02
5.2.120.0170.06012.02
5.2.110.0170.05312.02
5.2.100.0200.05012.02
5.2.90.0200.05312.02
5.2.80.0130.06312.02
5.2.70.0270.05712.02
5.2.60.0230.04312.02
5.2.50.0230.05712.02
5.2.40.0130.06312.02
5.2.30.0130.05312.02
5.2.20.0130.06012.02
5.2.10.0200.05712.02
5.2.00.0130.05312.02
5.1.60.0200.04312.02
5.1.50.0230.03012.02
5.1.40.0200.04312.02
5.1.30.0130.05312.02
5.1.20.0200.05312.02
5.1.10.0170.04012.02
5.1.00.0130.05012.02
5.0.50.0070.04012.02
5.0.40.0100.03712.02
5.0.30.0130.05312.02
5.0.20.0070.04012.02
5.0.10.0000.03712.02
5.0.00.0030.06012.02
4.4.90.0170.01712.02
4.4.80.0070.03712.02
4.4.70.0030.02712.02
4.4.60.0170.02312.02
4.4.50.0100.03012.02
4.4.40.0100.04312.02
4.4.30.0100.03012.02
4.4.20.0070.03012.02
4.4.10.0030.02712.02
4.4.00.0000.05312.02
4.3.110.0070.03012.02
4.3.100.0070.03312.02
4.3.90.0070.03012.02
4.3.80.0070.03712.02
4.3.70.0130.02712.02
4.3.60.0000.03012.02
4.3.50.0030.04012.02
4.3.40.0100.04712.02
4.3.30.0000.03712.02
4.3.20.0000.03312.02
4.3.10.0130.02312.02
4.3.00.0070.02312.02

preferences:
34.65 ms | 401 KiB | 5 Q