3v4l.org

run code in 300+ PHP versions simultaneously
<?php $y = array_merge(array('a'=>2, 'b'=>4, 'c'=>6), (array)$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)
8.3.60.0110.00718.55
8.3.50.0080.00921.99
8.3.40.0060.00918.71
8.3.30.0140.00318.46
8.3.20.0000.00818.46
8.3.10.0090.00020.46
8.3.00.0080.00023.61
8.2.180.0100.01016.50
8.2.170.0140.00722.96
8.2.160.0110.00420.47
8.2.150.0000.00824.18
8.2.140.0080.00024.66
8.2.130.0070.00026.16
8.2.120.0070.00019.59
8.2.110.0000.00821.18
8.2.100.0040.00717.84
8.2.90.0070.00019.08
8.2.80.0090.00017.97
8.2.70.0080.00017.50
8.2.60.0080.00017.80
8.2.50.0000.00818.07
8.2.40.0000.00818.16
8.2.30.0000.01019.66
8.2.20.0000.00717.71
8.2.10.0040.00417.68
8.2.00.0040.00417.72
8.1.280.0070.01025.92
8.1.270.0110.00723.99
8.1.260.0080.00026.35
8.1.250.0000.00728.09
8.1.240.0070.00420.70
8.1.230.0000.01120.91
8.1.220.0030.00618.77
8.1.210.0030.00518.77
8.1.200.0070.00317.23
8.1.190.0040.00417.53
8.1.180.0030.00618.10
8.1.170.0080.00018.63
8.1.160.0000.00818.80
8.1.150.0000.00718.62
8.1.140.0030.00517.38
8.1.130.0000.00717.83
8.1.120.0000.00717.39
8.1.110.0020.00517.40
8.1.100.0000.00817.38
8.1.90.0070.00017.45
8.1.80.0040.00317.41
8.1.70.0040.00417.46
8.1.60.0090.00017.52
8.1.50.0070.00017.50
8.1.40.0040.00417.40
8.1.30.0030.00517.68
8.1.20.0050.00317.70
8.1.10.0000.00717.45
8.1.00.0000.00717.34
8.0.300.0080.00319.69
8.0.290.0080.00316.58
8.0.280.0030.00318.32
8.0.270.0030.00317.13
8.0.260.0000.00616.75
8.0.250.0070.00016.85
8.0.240.0040.00416.93
8.0.230.0030.00316.91
8.0.220.0000.00816.79
8.0.210.0040.00416.91
8.0.200.0040.00416.95
8.0.190.0050.00316.90
8.0.180.0000.00716.84
8.0.170.0070.00016.89
8.0.160.0040.00416.89
8.0.150.0070.00716.93
8.0.140.0000.00716.84
8.0.130.0050.00013.25
8.0.120.0000.00716.88
8.0.110.0070.00016.66
8.0.100.0000.00916.70
8.0.90.0000.00716.71
8.0.80.0090.01016.90
8.0.70.0000.00716.78
8.0.60.0040.00416.88
8.0.50.0030.00616.92
8.0.30.0040.01416.88
8.0.20.0080.01117.40
8.0.10.0040.00416.91
8.0.00.0130.00516.70
7.4.330.0000.00613.43
7.4.320.0000.00716.52
7.4.300.0040.00416.55
7.4.290.0070.00016.36
7.4.280.0000.00816.55
7.4.270.0000.00716.56
7.4.260.0030.00313.38
7.4.250.0050.00216.61
7.4.240.0000.00916.57
7.4.230.0030.00316.41
7.4.220.0100.01316.45
7.4.210.0070.00816.54
7.4.200.0000.00716.31
7.4.190.0070.00016.61
7.4.160.0130.00316.58
7.4.150.0100.00917.40
7.4.140.0080.01017.86
7.4.130.0120.00616.51
7.4.120.0150.00816.42
7.4.110.0080.00816.52
7.4.100.0140.00616.38
7.4.90.0100.00716.37
7.4.80.0130.01019.04
7.4.70.0110.00516.34
7.4.60.0070.01016.31
7.4.50.0050.00316.43
7.4.40.0040.00822.27
7.4.30.0030.01616.69
7.4.00.0050.01315.06
7.3.330.0000.00513.13
7.3.320.0000.00813.13
7.3.310.0070.00016.32
7.3.300.0030.00316.14
7.3.290.0100.00316.27
7.3.280.0090.00916.22
7.3.270.0090.00917.40
7.3.260.0100.00818.24
7.3.250.0170.00616.30
7.3.240.0070.00916.24
7.3.230.0140.00316.39
7.3.210.0090.00916.28
7.3.200.0150.00619.39
7.3.190.0100.00616.52
7.3.180.0100.00716.25
7.3.170.0140.00316.36
7.3.160.0100.01016.34
7.3.120.0070.01014.78
7.3.110.0140.00314.78
7.3.100.0070.01014.66
7.3.90.0060.00614.51
7.3.80.0110.00314.77
7.3.70.0000.01314.89
7.3.60.0030.01014.74
7.3.50.0090.00614.49
7.3.40.0060.00914.51
7.3.30.0060.00614.80
7.3.20.0030.01016.59
7.3.10.0040.00816.57
7.3.00.0040.00816.63
7.2.330.0140.00316.38
7.2.320.0130.00316.21
7.2.310.0090.01216.58
7.2.300.0100.00616.64
7.2.290.0090.01316.59
7.2.250.0100.01015.13
7.2.240.0030.01714.80
7.2.230.0040.01414.86
7.2.220.0100.00614.69
7.2.210.0100.00714.77
7.2.200.0080.00414.90
7.2.190.0030.00714.83
7.2.180.0070.00714.66
7.2.170.0080.00814.74
7.2.00.0060.00619.25
7.1.330.0000.01515.84
7.1.320.0040.00815.54
7.1.310.0070.00715.89
7.1.300.0130.00015.56
7.1.290.0070.01015.82
7.1.280.0060.00615.79
7.1.270.0090.00615.73
7.1.260.0090.00015.59
7.1.100.0060.00817.88
7.1.70.0050.00317.14
7.1.60.0100.01319.40
7.1.50.0060.01616.71
7.1.00.0000.07022.37
7.0.200.0000.00816.87
7.0.140.0030.07322.15
7.0.60.0000.09319.92
7.0.50.0030.05717.87
7.0.40.0100.04720.27
7.0.30.0230.07020.02
7.0.20.0230.08320.13
7.0.10.0100.07320.15
7.0.00.0070.06320.01
5.6.280.0070.07021.04
5.6.210.0030.09320.62
5.6.200.0070.05018.22
5.6.190.0070.04720.67
5.6.180.0430.05020.56
5.6.170.0430.02720.61
5.6.160.0030.05020.52
5.6.150.0070.05018.19
5.6.140.0130.08018.15
5.6.130.0130.07318.18
5.6.120.0070.08721.04
5.6.110.0100.08720.91
5.6.100.0170.06721.00
5.6.90.0130.07320.96
5.6.80.0000.04020.49
5.5.350.0270.07320.36
5.5.340.0030.06717.98
5.5.330.0030.04320.20
5.5.320.0070.06720.29
5.5.310.0300.08020.28
5.5.300.0100.05317.92
5.5.290.0100.06717.98
5.5.280.0000.04320.88
5.5.270.0030.05320.77
5.5.260.0130.07320.87
5.5.250.0100.03720.69
5.5.240.0000.04320.11
5.4.450.0000.05019.54
5.4.440.0070.03319.43
5.4.430.0030.04319.24
5.4.420.0070.07319.40
5.4.410.0030.06019.36
5.4.400.0070.07018.79
5.4.390.0030.06318.79
5.4.380.0000.08018.85
5.4.370.0100.04319.22
5.4.360.0170.04718.95
5.4.350.0000.06019.24
5.4.340.0070.06019.06
5.4.320.0000.08019.13
5.4.310.0030.08019.08
5.4.300.0000.07319.24
5.4.290.0030.07718.93
5.4.280.0170.03319.05
5.4.270.0030.07019.09
5.4.260.0000.04719.08
5.4.250.0100.05019.12
5.4.240.0070.06319.24
5.4.230.0030.07019.09
5.4.220.0000.05019.12
5.4.210.0030.07319.07
5.4.200.0030.07718.87
5.4.190.0000.06718.91
5.4.180.0100.07319.06
5.4.170.0000.08319.12
5.4.160.0130.03019.11
5.4.150.0000.04019.06
5.4.140.0000.05716.32
5.4.130.0030.05316.25
5.4.120.0000.07016.25
5.4.110.0030.06716.50
5.4.100.0030.07016.34
5.4.90.0030.05316.39
5.4.80.0070.07316.46
5.4.70.0030.07716.46
5.4.60.0000.06016.32
5.4.50.0030.03716.43
5.4.40.0030.06716.36
5.4.30.0070.03716.27
5.4.20.0070.07316.36
5.4.10.0100.06716.03
5.4.00.0070.07015.63
5.3.290.0000.08314.69
5.3.280.0030.07014.56
5.3.270.0030.06314.47
5.3.260.0000.05314.43
5.3.250.0000.07714.59
5.3.240.0100.07014.63
5.3.230.0070.04014.54
5.3.220.0000.05314.46
5.3.210.0030.08014.51
5.3.200.0030.07314.54
5.3.190.0000.06314.43
5.3.180.0000.05014.46
5.3.170.0030.06714.51
5.3.160.0030.05714.43
5.3.150.0070.07314.60
5.3.140.0070.07314.57
5.3.130.0030.04714.49
5.3.120.0070.04714.50
5.3.110.0130.05014.57
5.3.100.0070.03714.43
5.3.90.0030.05014.43
5.3.80.0100.03714.43
5.3.70.0000.07714.43
5.3.60.0030.07014.43
5.3.50.0070.04714.43
5.3.40.0070.06714.43
5.3.30.0000.04714.43
5.3.20.0030.07014.43
5.3.10.0030.07014.43
5.3.00.0030.07014.43
5.2.170.0000.06014.43
5.2.160.0000.04014.43
5.2.150.0000.06714.43
5.2.140.0000.06014.43
5.2.130.0030.03714.43
5.2.120.0070.05714.43
5.2.110.0000.03714.43
5.2.100.0070.03314.43
5.2.90.0000.06714.43
5.2.80.0070.05314.43
5.2.70.0030.05014.43
5.2.60.0000.06014.43
5.2.50.0030.06714.43
5.2.40.0030.05714.43
5.2.30.0000.05714.43
5.2.20.0030.06014.43
5.2.10.0030.04014.43
5.2.00.0030.03714.43
5.1.60.0100.02314.43
5.1.50.0000.05014.43
5.1.40.0030.05014.43
5.1.30.0000.04714.43
5.1.20.0030.05014.43
5.1.10.0030.04714.43
5.1.00.0000.03714.43
5.0.50.0030.04314.43
5.0.40.0070.04014.43
5.0.30.0070.06714.43
5.0.20.0000.04014.43
5.0.10.0070.04014.43
5.0.00.0100.06014.43
4.4.90.0030.02714.43
4.4.80.0070.01714.43
4.4.70.0000.03314.43
4.4.60.0100.02314.43
4.4.50.0030.02714.43
4.4.40.0000.05314.43
4.4.30.0000.03314.43
4.4.20.0000.03014.43
4.4.10.0000.02314.43
4.4.00.0000.05714.43
4.3.110.0030.03314.43
4.3.100.0030.03014.43
4.3.90.0070.03014.43
4.3.80.0000.05314.43
4.3.70.0000.02314.43
4.3.60.0070.03014.43
4.3.50.0000.03014.43
4.3.40.0000.04714.43
4.3.30.0000.02014.43
4.3.20.0000.02314.43
4.3.10.0000.03014.43
4.3.00.0000.04014.43

preferences:
48.55 ms | 401 KiB | 5 Q