3v4l.org

run code in 300+ PHP versions simultaneously
<?php foreach(array(9,5,14) AS $key) $first[$key] = 1; foreach(array(8,15,23,12) AS $key) $second[$key] = 2; print_r($first); print_r($second);

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)
8.3.40.0070.01418.85
8.3.30.0070.00720.26
8.3.20.0040.00420.48
8.3.10.0080.00021.19
8.3.00.0000.00823.83
8.2.170.0070.00722.96
8.2.160.0100.00720.43
8.2.150.0050.00324.18
8.2.140.0070.00024.66
8.2.130.0030.00526.16
8.2.120.0040.00420.95
8.2.110.0040.00422.08
8.2.100.0090.00317.78
8.2.90.0050.00219.17
8.2.80.0040.00419.46
8.2.70.0000.00917.50
8.2.60.0090.00018.03
8.2.50.0000.00818.07
8.2.40.0030.00718.03
8.2.30.0050.00319.50
8.2.20.0090.00017.66
8.2.10.0040.00417.62
8.2.00.0070.00017.60
8.1.270.0000.00823.99
8.1.260.0040.00426.35
8.1.250.0040.00428.09
8.1.240.0080.00420.77
8.1.230.0080.00420.97
8.1.220.0040.00418.77
8.1.210.0000.00818.96
8.1.200.0000.00817.23
8.1.190.0090.00017.39
8.1.180.0000.00818.10
8.1.170.0050.00318.52
8.1.160.0040.00418.68
8.1.150.0070.00018.57
8.1.140.0060.00317.42
8.1.130.0030.00317.75
8.1.120.0040.00417.25
8.1.110.0030.00317.32
8.1.100.0030.00317.22
8.1.90.0040.00417.26
8.1.80.0040.00417.23
8.1.70.0000.00717.27
8.1.60.0030.00517.52
8.1.50.0000.00717.34
8.1.40.0040.00417.29
8.1.30.0000.00717.52
8.1.20.0030.00617.46
8.1.10.0050.00217.41
8.1.00.0000.00717.31
8.0.300.0050.00219.89
8.0.290.0060.00317.18
8.0.280.0040.00418.38
8.0.270.0030.00617.10
8.0.260.0040.00416.86
8.0.250.0080.00016.81
8.0.240.0020.00516.80
8.0.230.0000.00716.78
8.0.220.0000.00716.74
8.0.210.0040.00416.87
8.0.200.0030.00316.90
8.0.190.0060.00316.77
8.0.180.0040.00416.75
8.0.170.0070.00016.89
8.0.160.0000.00716.88
8.0.150.0030.00316.83
8.0.140.0030.00616.70
8.0.130.0000.00513.35
8.0.120.0040.00416.71
8.0.110.0040.00416.82
8.0.100.0000.00716.69
8.0.90.0040.00416.84
8.0.80.0160.00016.71
8.0.70.0000.00716.82
8.0.60.0050.00316.77
8.0.50.0040.00416.68
8.0.30.0120.01017.25
8.0.20.0120.00617.40
8.0.10.0020.00516.82
8.0.00.0120.00516.64
7.4.330.0050.00015.00
7.4.320.0030.00316.36
7.4.300.0030.00316.45
7.4.290.0070.00016.48
7.4.280.0040.00416.38
7.4.270.0000.00716.30
7.4.260.0030.00313.13
7.4.250.0040.00416.33
7.4.240.0030.00316.37
7.4.230.0000.00716.57
7.4.220.0090.00916.32
7.4.210.0120.00616.40
7.4.200.0000.00716.23
7.4.190.0030.00316.43
7.4.160.0080.00816.36
7.4.150.0120.00617.40
7.4.140.0130.00517.86
7.4.130.0030.01516.47
7.4.120.0080.01116.34
7.4.110.0120.01216.71
7.4.100.0130.00316.64
7.4.90.0090.00916.38
7.4.80.0140.00819.39
7.4.70.0070.01016.17
7.4.60.0070.01616.61
7.4.50.0030.00616.47
7.4.40.0130.00322.77
7.4.30.0070.01316.36
7.4.00.0000.01514.85
7.3.330.0020.00213.13
7.3.320.0020.00213.16
7.3.310.0030.00516.16
7.3.300.0030.00316.18
7.3.290.0000.01416.39
7.3.280.0080.00916.32
7.3.270.0070.01017.40
7.3.260.0110.00618.24
7.3.250.0160.00316.53
7.3.240.0070.01516.49
7.3.230.0080.00816.39
7.3.210.0090.01116.22
7.3.200.0160.00419.39
7.3.190.0100.00716.48
7.3.180.0080.00816.30
7.3.170.0090.00916.38
7.3.160.0150.00916.38
7.3.120.0060.00914.86
7.2.330.0070.01016.26
7.2.320.0070.01516.43
7.2.310.0070.01016.58
7.2.300.0060.01116.52
7.2.290.0100.00716.29
7.2.60.0030.00316.75
7.2.50.0130.00016.66
7.2.00.0040.00719.47
7.1.200.0070.01015.49
7.1.100.0030.01017.96
7.1.70.0130.00317.10
7.1.60.0090.01219.17
7.1.50.0100.01016.86
7.1.00.0070.03022.34
7.0.200.0000.00716.77
7.0.140.0000.07021.99
7.0.100.0100.08019.96
7.0.90.0100.07319.94
7.0.80.0070.08019.91
7.0.70.0070.08019.85
7.0.60.0100.08719.91
7.0.50.0100.08020.25
7.0.40.0130.08020.13
7.0.30.0100.08320.06
7.0.20.0170.07720.06
7.0.10.0130.07020.07
7.0.00.0030.09020.14
5.6.280.0100.06720.86
5.6.250.0100.08320.52
5.6.240.0200.07020.48
5.6.230.0100.07320.70
5.6.220.0100.06720.59
5.6.210.0070.07720.55
5.6.200.0100.08321.12
5.6.190.0070.07721.02
5.6.180.0130.07721.07
5.6.170.0000.08021.02
5.6.160.0030.08020.95
5.6.150.0070.04721.17
5.6.140.0070.07721.10
5.6.130.0200.07321.04
5.6.120.0030.08321.16
5.6.110.0100.07321.02
5.6.100.0070.08321.03
5.6.90.0030.08720.97
5.6.80.0030.04020.38
5.6.70.0030.05720.31
5.6.60.0030.06720.40
5.6.50.0170.07320.46
5.6.40.0100.08020.47
5.6.30.0000.08720.41
5.6.20.0100.07720.30
5.6.10.0130.06320.36
5.6.00.0070.03720.33
5.5.380.0130.07720.36
5.5.370.0130.07720.36
5.5.360.0130.07720.48
5.5.350.0100.08020.39
5.5.340.0100.08020.91
5.5.330.0100.07320.86
5.5.320.0100.08320.89
5.5.310.0100.04720.87
5.5.300.0030.08020.91
5.5.290.0100.08320.79
5.5.280.0130.07020.86
5.5.270.0070.08320.79
5.5.260.0070.08020.86
5.5.250.0000.06020.61
5.5.240.0070.06320.14
5.5.230.0070.04720.25
5.5.220.0170.07020.15
5.5.210.0070.07320.17
5.5.200.0000.08320.11
5.5.190.0130.07720.18
5.5.180.0100.08020.24
5.5.160.0030.05020.28
5.5.150.0070.07720.27
5.5.140.0130.04020.15
5.5.130.0000.06020.21
5.5.120.0130.07720.27
5.5.110.0100.06720.07
5.5.100.0030.06020.02
5.5.90.0200.07020.09
5.5.80.0070.06020.17
5.5.70.0130.07320.05
5.5.60.0000.08020.00
5.5.50.0130.06720.13
5.5.40.0130.06720.05
5.5.30.0100.06719.92
5.5.20.0000.08720.02
5.5.10.0000.08719.96
5.5.00.0030.05319.97
5.4.450.0030.08319.28
5.4.440.0100.07719.20
5.4.430.0070.08019.20
5.4.420.0230.07019.45
5.4.410.0030.07319.33
5.4.400.0100.04319.20
5.4.390.0070.07718.90
5.4.380.0030.04719.05
5.4.370.0070.08019.12
5.4.360.0100.07319.03
5.4.350.0030.07019.14
5.4.340.0000.05718.91
5.4.320.0100.07719.05
5.4.310.0030.08719.14
5.4.300.0000.07319.16
5.4.290.0130.07319.05
5.4.280.0130.06318.96
5.4.270.0070.07719.09
5.4.260.0030.04019.12
5.4.250.0130.06718.89
5.4.240.0000.08719.16
5.4.230.0030.05019.16
5.4.220.0030.08018.84
5.4.210.0100.07319.12
5.4.200.0030.08019.15
5.4.190.0100.07319.08
5.4.180.0070.05019.14
5.4.170.0100.08019.02
5.4.160.0070.06018.84
5.4.150.0030.08719.07
5.4.140.0100.07316.43
5.4.130.0130.07016.38
5.4.120.0070.07016.45
5.4.110.0130.06316.54
5.4.100.0070.05316.34
5.4.90.0170.07316.33
5.4.80.0100.07716.42
5.4.70.0070.06016.47
5.4.60.0000.07716.49
5.4.50.0000.05716.41
5.4.40.0070.04016.42
5.4.30.0100.06716.26
5.4.20.0130.06716.46
5.4.10.0100.07016.36
5.4.00.0030.04315.94
5.3.290.0030.08014.72
5.3.280.0130.06714.66
5.3.270.0030.07014.65
5.3.260.0100.06714.59
5.3.250.0270.02314.69
5.3.240.0030.08014.73
5.3.230.0070.07714.68
5.3.220.0100.07314.57
5.3.210.0030.08014.48
5.3.200.0070.07314.66
5.3.190.0130.07314.58
5.3.180.0030.07014.56
5.3.170.0130.04014.61
5.3.160.0170.06314.58
5.3.150.0070.07714.57
5.3.140.0030.04014.68
5.3.130.0130.06714.65
5.3.120.0070.05014.53
5.3.110.0170.03714.66
5.3.100.0100.06314.18
5.3.90.0100.07014.18
5.3.80.0030.08014.18
5.3.70.0130.06714.18
5.3.60.0130.06014.18
5.3.50.0000.04714.18
5.3.40.0030.05314.18
5.3.30.0100.07014.18
5.3.20.0030.06014.18
5.3.10.0130.05314.18
5.3.00.0030.07014.18
5.2.170.0070.06014.18
5.2.160.0130.05314.18
5.2.150.0000.06714.18
5.2.140.0100.04714.18
5.2.130.0030.06714.18
5.2.120.0070.05714.18
5.2.110.0070.06014.18
5.2.100.0070.05714.18
5.2.90.0070.03714.18
5.2.80.0000.06314.18
5.2.70.0030.04314.18
5.2.60.0070.05314.18
5.2.50.0000.03014.18
5.2.40.0000.04014.18
5.2.30.0030.06014.18
5.2.20.0070.04314.18
5.2.10.0070.05714.18
5.2.00.0070.02314.18
5.1.60.0030.02714.18
5.1.50.0000.02714.18
5.1.40.0030.02314.18
5.1.30.0000.02714.18
5.1.20.0030.02314.18
5.1.10.0030.02314.18
5.1.00.0000.02314.18
5.0.50.0070.01714.18
5.0.40.0000.02014.18
5.0.30.0000.03014.18
5.0.20.0030.01714.18
5.0.10.0000.02014.18
5.0.00.0000.03014.18
4.4.90.0070.03314.18
4.4.80.0070.01314.18
4.4.70.0030.02314.18
4.4.60.0070.02314.18
4.4.50.0070.01314.18
4.4.40.0030.04314.18
4.4.30.0000.01714.18
4.4.20.0030.01714.18
4.4.10.0000.02314.18
4.4.00.0000.02314.18
4.3.110.0030.01314.18
4.3.100.0000.01314.18
4.3.90.0000.01314.18
4.3.80.0030.02014.18
4.3.70.0000.03014.18
4.3.60.0000.01314.18
4.3.50.0000.01714.18
4.3.40.0070.03014.18
4.3.30.0030.02014.18
4.3.20.0000.01714.18
4.3.10.0000.02014.18
4.3.00.0000.01714.18

preferences:
37.54 ms | 400 KiB | 5 Q