3v4l.org

run code in 300+ PHP versions simultaneously
<?php $a['a'] = array(3 => '123', 5 => '234'); $p = array(6 => '789', 9 => '876'); $a['a'] = $a['a'] + $p; var_dump($a);

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)
8.3.60.0110.00718.43
8.3.50.0130.00721.99
8.3.40.0090.00518.97
8.3.30.0090.00618.84
8.3.20.0040.00420.09
8.3.10.0040.00421.77
8.3.00.0040.00419.25
8.2.180.0090.00916.50
8.2.170.0090.00618.84
8.2.160.0040.00922.96
8.2.150.0000.00824.18
8.2.140.0030.00624.66
8.2.130.0000.00826.16
8.2.120.0040.00419.36
8.2.110.0090.00022.15
8.2.100.0090.00317.91
8.2.90.0030.00617.75
8.2.80.0030.00620.40
8.2.70.0040.00418.05
8.2.60.0040.00417.80
8.2.50.0040.00418.10
8.2.40.0030.00520.42
8.2.30.0000.00817.99
8.2.20.0040.00417.73
8.2.10.0000.00818.02
8.2.00.0050.00217.79
8.1.280.0170.00325.92
8.1.270.0040.00420.33
8.1.260.0040.00426.35
8.1.250.0040.00428.09
8.1.240.0030.00720.83
8.1.230.0070.00420.96
8.1.220.0030.00617.74
8.1.210.0000.00818.77
8.1.200.0030.00617.35
8.1.190.0030.00517.22
8.1.180.0000.00918.10
8.1.170.0000.00818.48
8.1.160.0040.00421.94
8.1.150.0070.00018.67
8.1.140.0030.00617.34
8.1.130.0070.00017.70
8.1.120.0000.00717.42
8.1.110.0040.00417.45
8.1.100.0040.00417.27
8.1.90.0040.00417.29
8.1.80.0050.00317.34
8.1.70.0030.00317.29
8.1.60.0040.00417.40
8.1.50.0000.00817.45
8.1.40.0050.00317.38
8.1.30.0000.00817.48
8.1.20.0000.00817.48
8.1.10.0090.00317.60
8.1.00.0080.00317.37
8.0.300.0040.00418.77
8.0.290.0060.00316.59
8.0.280.0000.00718.30
8.0.270.0050.00317.19
8.0.260.0030.00317.25
8.0.250.0060.00016.93
8.0.240.0030.00316.92
8.0.230.0070.00016.96
8.0.220.0040.00416.75
8.0.210.0040.00416.92
8.0.200.0030.00616.89
8.0.190.0050.00516.83
8.0.180.0030.00516.93
8.0.170.0040.00416.99
8.0.160.0040.00416.88
8.0.150.0030.00516.78
8.0.140.0000.00716.88
8.0.130.0080.00013.30
8.0.120.0080.00016.75
8.0.110.0000.00716.78
8.0.100.0040.00416.93
8.0.90.0000.00716.88
8.0.80.0120.00916.86
8.0.70.0050.00316.90
8.0.60.0080.00016.75
8.0.50.0040.00416.73
8.0.30.0100.01217.04
8.0.20.0080.01017.40
8.0.10.0040.00417.04
8.0.00.0110.00816.64
7.4.330.0000.00515.03
7.4.320.0000.00616.57
7.4.300.0040.00416.58
7.4.290.0070.00016.57
7.4.280.0110.00016.48
7.4.270.0000.00616.43
7.4.260.0000.00716.41
7.4.250.0000.00716.47
7.4.240.0030.00316.46
7.4.230.0070.00016.43
7.4.220.0000.02116.50
7.4.210.0080.00816.42
7.4.200.0000.00716.53
7.4.160.0100.00616.61
7.4.150.0090.00917.40
7.4.140.0140.01217.86
7.4.130.0120.00516.49
7.4.120.0080.00916.50
7.4.110.0100.00616.55
7.4.100.0140.00316.38
7.4.90.0080.00816.42
7.4.80.0130.01019.39
7.4.70.0120.00416.46
7.4.60.0150.00616.39
7.4.50.0000.00816.35
7.4.40.0130.00316.29
7.4.30.0110.01116.27
7.4.00.0070.00714.78
7.3.330.0000.00513.01
7.3.320.0080.00513.07
7.3.310.0030.00316.26
7.3.300.0040.00416.29
7.3.290.0000.00716.22
7.3.280.0050.01116.34
7.3.270.0130.00417.40
7.3.260.0130.01016.32
7.3.250.0120.00716.37
7.3.240.0100.00716.32
7.3.230.0100.01016.47
7.3.210.0080.01216.47
7.3.200.0090.01219.39
7.3.190.0060.01016.40
7.3.180.0120.00416.34
7.3.170.0030.02016.29
7.3.160.0130.01016.31
7.2.330.0040.01516.49
7.2.320.0210.01816.80
7.2.310.0030.01516.57
7.2.300.0120.01816.64
7.2.290.0130.01016.53
7.2.00.0060.00919.43
7.1.100.0050.01017.89
7.1.70.0000.00917.26
7.1.60.0100.01319.50
7.1.50.0130.01617.08
7.1.00.0100.07022.39
7.0.200.0610.01014.71
7.0.140.0070.07021.95
7.0.60.0070.05320.02
7.0.50.0130.06017.91
7.0.40.0070.06020.16
7.0.30.0230.04320.18
7.0.20.0230.04720.16
7.0.10.0100.04720.19
7.0.00.0100.08020.07
5.6.280.0030.07320.78
5.6.210.0170.06020.68
5.6.200.0070.03718.11
5.6.190.0170.08020.34
5.6.180.0270.05720.29
5.6.170.0270.08020.52
5.6.160.0200.07320.47
5.6.150.0000.04318.22
5.6.140.0070.05718.25
5.6.130.0000.06318.11
5.6.120.0100.07320.88
5.6.110.0030.04021.17
5.6.100.0130.07321.12
5.6.90.0200.06720.95
5.6.80.0070.06320.39
5.6.70.0300.06720.36
5.5.350.0230.04020.43
5.5.340.0070.04717.91
5.5.330.0100.08320.36
5.5.320.0030.04020.47
5.5.310.0300.08020.28
5.5.300.0030.08017.92
5.5.290.0100.07017.91
5.5.280.0070.08320.79
5.5.270.0070.05320.78
5.5.260.0130.03020.96
5.5.250.0230.04720.57
5.5.240.0100.06320.26
5.4.450.0570.06719.58
5.4.440.0930.04019.54
5.4.430.0830.08319.24
5.4.420.1000.06319.23
5.4.410.0170.05318.96
5.4.400.0470.06718.72
5.4.390.0430.06718.71
5.4.380.0400.07318.67
5.4.370.0370.05018.78
5.4.360.0300.06318.72
5.4.350.0330.05718.61
5.4.340.0430.05018.65
5.4.320.0400.05718.73
5.4.310.0300.06718.67
5.4.300.0430.08318.49
5.4.290.0270.06318.63
5.4.280.0400.05318.52
5.4.270.0400.04718.77
5.4.260.0200.06318.49
5.4.250.0300.06018.46
5.4.240.0300.06318.51
5.4.230.0330.05718.68
5.4.220.0370.07318.64
5.4.210.0330.05718.45
5.4.200.0370.05316.61
5.4.190.0670.07018.73
5.4.180.0470.07318.66
5.4.170.0300.06718.70
5.4.160.0300.05318.47
5.4.150.0400.05318.63
5.4.140.0230.06016.33
5.4.130.0370.05316.25
5.4.120.0400.06016.06
5.4.110.0300.05016.25
5.4.100.0300.06016.30
5.4.90.0570.06016.07
5.4.80.0270.05716.20
5.4.70.0300.05016.09
5.4.60.0270.05316.27
5.4.50.0300.05016.14
5.4.40.0170.06716.22
5.4.30.0370.04716.12
5.4.20.0400.05016.22
5.4.10.0400.04716.03
5.4.00.0600.05715.64
5.3.290.0300.06014.66
5.3.280.0400.04014.66
5.3.270.0230.06314.57
5.3.260.0370.05714.71
5.3.250.0430.06714.52
5.3.240.0430.04714.58
5.3.230.0430.05314.59
5.3.220.0330.05014.68
5.3.210.0300.05714.57
5.3.200.0270.05714.56
5.3.190.0300.07014.61
5.3.180.0400.05314.48
5.3.170.0530.06014.54
5.3.160.0270.06014.49
5.3.150.0470.04314.64
5.3.140.0330.05014.54
5.3.130.0400.04314.54
5.3.120.0400.04714.59
5.3.110.0330.05314.53
5.3.100.0300.05013.95
5.3.90.0370.05314.05
5.3.80.0300.06714.01
5.3.70.0570.06013.95
5.3.60.0400.05713.95
5.3.50.0400.04713.87
5.3.40.0300.05313.93
5.3.30.0370.05013.89
5.3.20.0330.05013.78
5.3.10.0370.04313.62
5.3.00.0270.05713.53
5.2.170.0200.06011.12
5.2.160.0370.04311.11
5.2.150.0370.03311.32
5.2.140.0430.05011.29
5.2.130.0300.05311.07
5.2.120.0270.05011.07
5.2.110.0430.03711.23
5.2.100.0230.04311.02
5.2.90.0270.04311.06
5.2.80.0200.05011.15
5.2.70.0270.04311.03
5.2.60.0230.05011.02
5.2.50.0330.03311.02
5.2.40.0170.04710.98
5.2.30.0200.04010.90
5.2.20.0200.04311.00
5.2.10.0230.04010.83
5.2.00.0330.05710.77
5.1.60.0370.0479.99
5.1.50.0300.04310.01
5.1.40.0170.0539.96
5.1.30.0270.04010.29
5.1.20.0130.04310.34
5.1.10.0170.04010.05
5.1.00.0170.04310.16
5.0.50.0130.0438.53
5.0.40.0170.0338.53
5.0.30.0170.0508.32
5.0.20.0330.0338.28
5.0.10.0200.0308.27
5.0.00.0130.0508.33
4.4.90.0130.0206.70
4.4.80.0200.0206.70
4.4.70.0130.0236.70
4.4.60.0130.0176.70
4.4.50.0130.0206.70
4.4.40.0070.0536.70
4.4.30.0170.0276.70
4.4.20.0170.0206.70
4.4.10.0070.0306.70
4.4.00.0170.0336.70
4.3.110.0070.0306.70
4.3.100.0070.0236.70
4.3.90.0070.0236.70
4.3.80.0100.0436.70
4.3.70.0200.0236.70
4.3.60.0100.0276.70
4.3.50.0170.0236.70
4.3.40.0100.0376.70
4.3.30.0070.0306.70
4.3.20.0030.0306.70
4.3.10.0100.0206.70
4.3.00.0070.0276.62

preferences:
50.5 ms | 401 KiB | 5 Q