3v4l.org

run code in 300+ PHP versions simultaneously
<?php $color = array( 0 => 'red', 1 => 'green', 'a' => 'blue', ); $size = array( 0 => 'small', 1 => 'middle', 'b' => 'large', ); print_r(array_merge($color, $size)); ?>

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)
8.3.70.0090.00916.24
8.3.60.0030.01418.31
8.3.50.0060.01222.12
8.3.40.0100.01018.54
8.3.30.0070.00718.96
8.3.20.0040.00420.16
8.3.10.0050.00223.64
8.3.00.0040.00419.25
8.2.180.0070.01418.17
8.2.170.0090.01222.96
8.2.160.0100.00720.52
8.2.150.0040.00424.18
8.2.140.0050.00324.66
8.2.130.0080.00026.16
8.2.120.0040.00419.82
8.2.110.0030.00720.47
8.2.100.0000.01117.72
8.2.90.0050.00518.03
8.2.80.0000.00917.97
8.2.70.0050.00317.50
8.2.60.0030.00717.80
8.2.50.0000.00918.07
8.2.40.0040.00419.66
8.2.30.0040.00418.00
8.2.20.0030.00617.66
8.2.10.0000.00717.90
8.2.00.0000.00817.59
8.1.280.0140.00725.92
8.1.270.0060.00321.98
8.1.260.0050.00226.35
8.1.250.0040.00428.09
8.1.240.0000.00822.19
8.1.230.0080.00420.82
8.1.220.0030.00617.74
8.1.210.0030.00618.87
8.1.200.0030.00617.23
8.1.190.0000.00717.23
8.1.180.0000.00818.10
8.1.170.0030.00518.49
8.1.160.0030.00321.85
8.1.150.0040.00418.81
8.1.140.0000.00717.37
8.1.130.0020.00517.83
8.1.120.0000.00717.43
8.1.110.0090.00017.27
8.1.100.0040.00417.39
8.1.90.0000.00717.45
8.1.80.0040.00417.29
8.1.70.0040.00417.29
8.1.60.0070.00017.46
8.1.50.0050.00317.34
8.1.40.0080.00017.50
8.1.30.0000.00817.54
8.1.20.0050.00217.60
8.1.10.0000.00817.34
8.1.00.0040.00417.41
8.0.300.0030.00320.04
8.0.290.0040.00416.63
8.0.280.0040.00418.28
8.0.270.0000.00717.04
8.0.260.0000.00617.20
8.0.250.0070.00016.78
8.0.240.0040.00416.77
8.0.230.0030.00316.77
8.0.220.0060.00316.71
8.0.210.0030.00416.71
8.0.200.0070.00016.85
8.0.190.0090.00016.75
8.0.180.0070.00016.77
8.0.170.0000.00816.91
8.0.160.0000.00816.71
8.0.150.0000.00716.68
8.0.140.0080.00016.85
8.0.130.0000.00513.26
8.0.120.0080.00016.80
8.0.110.0030.00516.68
8.0.100.0040.00416.75
8.0.90.0070.00016.86
8.0.80.0140.00316.74
8.0.70.0000.00716.71
8.0.60.0000.00716.80
8.0.50.0040.00416.93
8.0.30.0110.00816.92
8.0.20.0120.00917.40
8.0.10.0040.00416.79
8.0.00.0100.00716.70
7.4.330.0000.00515.00
7.4.320.0000.00616.33
7.4.300.0060.00016.57
7.4.290.0000.00716.34
7.4.280.0070.00316.32
7.4.270.0030.00316.42
7.4.260.0030.00316.57
7.4.250.0040.00416.44
7.4.240.0030.00316.47
7.4.230.0000.00716.61
7.4.220.0030.01416.54
7.4.210.0100.00316.55
7.4.200.0040.00416.59
7.4.160.0100.00716.28
7.4.150.0080.00817.40
7.4.140.0120.01017.86
7.4.130.0050.01216.50
7.4.120.0130.00716.35
7.4.110.0140.00716.24
7.4.100.0120.00916.43
7.4.90.0140.00416.36
7.4.80.0040.01519.39
7.4.70.0090.00616.32
7.4.60.0060.01216.30
7.4.50.0030.00616.44
7.4.40.0100.00716.54
7.4.30.0030.01316.35
7.4.00.0070.00715.01
7.3.330.0060.00012.89
7.3.320.0050.00012.88
7.3.310.0000.00716.30
7.3.300.0090.00016.04
7.3.290.0160.00316.16
7.3.280.0090.00616.13
7.3.270.0060.01217.40
7.3.260.0140.00316.38
7.3.250.0110.00716.15
7.3.240.0160.00616.42
7.3.230.0140.00316.39
7.3.210.0100.00716.50
7.3.200.0070.01019.39
7.3.190.0120.00616.20
7.3.180.0130.02216.13
7.3.170.0100.00916.38
7.3.160.0040.01116.41
7.3.10.0080.00616.57
7.3.00.0050.00716.38
7.2.330.0100.00716.51
7.2.320.0100.00716.43
7.2.310.0080.01016.13
7.2.300.0060.01016.46
7.2.290.0050.01116.30
7.2.130.0040.00916.65
7.2.120.0070.00516.53
7.2.110.0020.01216.67
7.2.100.0070.00516.69
7.2.90.0030.00816.85
7.2.80.0050.00716.73
7.2.70.0060.00616.73
7.2.60.0090.00316.78
7.2.50.0070.00616.73
7.2.40.0100.00316.56
7.2.30.0050.00816.61
7.2.20.0040.00816.80
7.2.10.0060.00716.80
7.2.00.0040.00817.58
7.1.250.0080.00615.52
7.1.100.0030.01218.04
7.1.70.0070.00317.05
7.1.60.0100.01419.11
7.1.50.0030.02016.90
7.1.00.0100.07022.48
7.0.200.0030.00616.66
7.0.140.0000.07722.09
7.0.70.0030.07321.69
7.0.60.0000.08321.80
7.0.50.0000.08322.19
7.0.40.0100.07720.13
7.0.30.0000.09020.09
7.0.20.0030.08320.09
7.0.10.0100.07020.11
7.0.00.0030.04020.13
5.6.280.0130.06321.10
5.6.220.0000.08020.68
5.6.210.0030.08320.39
5.6.200.0130.06721.09
5.6.190.0030.08320.91
5.6.180.0000.08321.02
5.6.170.0130.07321.02
5.6.160.0030.09021.00
5.6.150.0100.05320.94
5.6.140.0070.06320.92
5.6.130.0030.08321.00
5.6.120.0030.04021.02
5.6.110.0030.04020.90
5.6.100.0000.04320.91
5.6.90.0070.03721.06
5.6.80.0000.05020.54
5.6.70.0000.04020.36
5.6.60.0030.03320.39
5.6.50.0070.06020.32
5.6.40.0000.06020.41
5.6.30.0030.04020.28
5.6.20.0000.04720.44
5.6.10.0000.05020.31
5.6.00.0000.05320.36
5.5.360.0000.07720.30
5.5.350.0070.07720.34
5.5.340.0000.08020.78
5.5.330.0030.08020.81
5.5.320.0100.07020.76
5.5.310.0000.07020.86
5.5.300.0030.07720.88
5.5.290.0030.08720.80
5.5.280.0030.04320.89
5.5.270.0030.04720.80
5.5.260.0030.04020.88
5.5.250.0000.04720.72
5.5.240.0000.04320.25
5.5.230.0000.03320.23
5.5.220.0000.05020.21
5.5.210.0070.05020.26
5.5.200.0100.04720.25
5.5.190.0000.08320.20
5.5.180.0000.04320.12
5.5.160.0000.04720.21
5.5.150.0000.04020.21
5.5.140.0030.03720.09
5.5.130.0000.03720.12
5.5.120.0030.03720.23
5.5.110.0000.03320.17
5.5.100.0030.03720.03
5.5.90.0000.03720.00
5.5.80.0000.03720.04
5.5.70.0000.03320.05
5.5.60.0030.03020.09
5.5.50.0030.02720.01
5.5.40.0000.03020.04
5.5.30.0000.03320.11
5.5.20.0030.03020.13
5.5.10.0030.03020.08
5.5.00.0000.03319.93
5.4.450.0100.03019.37
5.4.440.0070.03319.46
5.4.430.0000.04019.35
5.4.420.0000.04019.33
5.4.410.0030.03719.06
5.4.400.0030.05319.08
5.4.390.0030.03319.02
5.4.380.0000.04318.84
5.4.370.0070.03319.08
5.4.360.0030.03719.20
5.4.350.0000.03719.11
5.4.340.0000.04319.20
5.4.320.0070.04719.11
5.4.310.0000.03719.01
5.4.300.0000.03719.14
5.4.290.0000.03718.83
5.4.280.0030.05019.01
5.4.270.0030.03319.14
5.4.260.0000.03019.08
5.4.250.0000.03019.01
5.4.240.0030.02719.10
5.4.230.0000.03018.93
5.4.220.0030.03319.03
5.4.210.0000.03318.88
5.4.200.0000.03719.16
5.4.190.0000.03018.83
5.4.180.0000.03319.20
5.4.170.0030.03018.92
5.4.160.0000.03019.17
5.4.150.0000.03319.14
5.4.140.0030.02716.27
5.4.130.0030.02716.42
5.4.120.0000.03016.18
5.4.110.0000.03316.41
5.4.100.0030.03316.32
5.4.90.0000.04016.50
5.4.80.0000.04716.36
5.4.70.0030.03716.41
5.4.60.0000.04016.23
5.4.50.0000.03016.29
5.4.40.0000.03316.44
5.4.30.0030.04016.30
5.4.20.0070.07016.43
5.4.10.0070.06016.34
5.4.00.0030.07315.81
5.3.290.0000.03314.70
5.3.280.0000.03014.73
5.3.270.0000.03314.73
5.3.260.0000.03014.71
5.3.250.0000.03014.52
5.3.240.0030.02714.56
5.3.230.0000.03314.51
5.3.220.0070.02314.65
5.3.210.0030.03314.56
5.3.200.0000.04014.62
5.3.190.0000.03014.66
5.3.180.0000.03014.53
5.3.170.0030.04314.54
5.3.160.0070.02714.57
5.3.150.0000.03014.52
5.3.140.0000.03014.47
5.3.130.0100.04314.68
5.3.120.0030.07014.52
5.3.110.0100.06714.49
5.3.100.0030.07314.16
5.3.90.0000.08014.09
5.3.80.0030.06713.98
5.3.70.0000.07714.11
5.3.60.0030.07713.88
5.3.50.0000.06014.00
5.3.40.0030.04713.96
5.3.30.0070.07313.79
5.3.20.0070.07013.70
5.3.10.0100.06313.56
5.3.00.0030.07313.55
5.2.170.0000.06711.35
5.2.160.0000.06011.35
5.2.150.0030.06311.35
5.2.140.0030.04011.35
5.2.130.0030.05011.35
5.2.120.0030.05011.35
5.2.110.0030.05711.35
5.2.100.0030.05711.35
5.2.90.0000.06311.35
5.2.80.0000.06311.35
5.2.70.0000.06311.35
5.2.60.0000.05711.35
5.2.50.0070.05311.35
5.2.40.0030.05711.35
5.2.30.0000.06311.35
5.2.20.0030.04711.35
5.2.10.0000.05311.35
5.2.00.0070.03711.35
5.1.60.0030.04711.35
5.1.50.0000.05311.35
5.1.40.0070.04711.35
5.1.30.0000.06011.35
5.1.20.0070.05311.35
5.1.10.0030.05011.35
5.1.00.0030.05311.35
5.0.50.0000.04011.35
5.0.40.0000.03711.35
5.0.30.0000.06011.35
5.0.20.0070.03711.35
5.0.10.0030.04311.35
5.0.00.0070.05711.35
4.4.90.0000.03311.35
4.4.80.0000.03711.35
4.4.70.0000.03711.35
4.4.60.0000.02011.35
4.4.50.0000.03011.35
4.4.40.0000.03711.35
4.4.30.0030.03311.35
4.4.20.0070.03011.35
4.4.10.0000.03711.35
4.4.00.0000.05711.35
4.3.110.0000.03711.35
4.3.100.0000.03711.35
4.3.90.0070.03011.35
4.3.80.0000.04311.35
4.3.70.0000.03311.35
4.3.60.0030.02011.35
4.3.50.0000.03711.35
4.3.40.0000.05311.35
4.3.30.0030.03311.35
4.3.20.0070.03011.35
4.3.10.0000.03011.35
4.3.00.0070.03011.35

preferences:
36.24 ms | 401 KiB | 5 Q