3v4l.org

run code in 300+ PHP versions simultaneously
<?php $foo = 2; $x = [$foo => ($foo*2)]; print_r($x);

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)
8.3.60.0100.01018.43
8.3.50.0120.00721.91
8.3.40.0140.00018.71
8.3.30.0070.00718.63
8.3.20.0060.00920.21
8.3.10.0040.00421.60
8.3.00.0050.00320.90
8.2.180.0080.02416.50
8.2.170.0110.00422.96
8.2.160.0140.00019.20
8.2.150.0040.00425.66
8.2.140.0000.00824.66
8.2.130.0040.00420.52
8.2.120.0050.00226.35
8.2.110.0060.00319.27
8.2.100.0070.00317.93
8.2.90.0080.00019.17
8.2.80.0040.00417.97
8.2.70.0040.00417.75
8.2.60.0060.00318.03
8.2.50.0000.00818.10
8.2.40.0030.00520.30
8.2.30.0000.00719.16
8.2.20.0040.00417.61
8.2.10.0000.00818.18
8.2.00.0070.00017.98
8.1.280.0110.00725.92
8.1.270.0150.00023.91
8.1.260.0050.00228.09
8.1.250.0050.00228.09
8.1.240.0060.00321.28
8.1.230.0110.00017.77
8.1.220.0030.00517.79
8.1.210.0040.00418.77
8.1.200.0040.00417.35
8.1.190.0040.00417.23
8.1.180.0040.00418.10
8.1.170.0000.00918.57
8.1.160.0000.00718.91
8.1.150.0040.00418.86
8.1.140.0040.00419.48
8.1.130.0000.00717.66
8.1.120.0030.00317.39
8.1.110.0090.00017.40
8.1.100.0070.00017.40
8.1.90.0000.00817.38
8.1.80.0070.00017.36
8.1.70.0070.00017.38
8.1.60.0050.00317.52
8.1.50.0030.00617.43
8.1.40.0030.00617.42
8.1.30.0000.00817.52
8.1.20.0020.00517.56
8.1.10.0000.00717.52
8.1.00.0000.00817.51
8.0.300.0000.00718.77
8.0.290.0000.00716.75
8.0.280.0000.00718.43
8.0.270.0030.00317.34
8.0.260.0110.00017.15
8.0.250.0030.00316.90
8.0.240.0050.00216.85
8.0.230.0070.00016.91
8.0.220.0040.00416.83
8.0.210.0000.00716.71
8.0.200.0000.00616.76
8.0.190.0000.00816.86
8.0.180.0030.00616.76
8.0.170.0060.00316.85
8.0.160.0040.00416.75
8.0.150.0040.00416.79
8.0.140.0000.00816.80
8.0.130.0090.00013.28
8.0.120.0030.00516.73
8.0.110.0030.00516.79
8.0.100.0000.00716.81
8.0.90.0000.00716.79
8.0.80.0090.00916.79
8.0.70.0050.00316.80
8.0.60.0040.00416.82
8.0.50.0050.00216.82
8.0.30.0080.01017.13
8.0.20.0110.01017.40
8.0.10.0000.00816.76
8.0.00.0120.00616.82
7.4.330.0030.00316.84
7.4.320.0030.00316.43
7.4.300.0000.00616.45
7.4.290.0040.00416.45
7.4.280.0000.00916.33
7.4.270.0030.00316.61
7.4.260.0000.00716.45
7.4.250.0030.00316.49
7.4.240.0030.00416.52
7.4.230.0060.00016.33
7.4.220.0110.01116.62
7.4.210.0100.00916.41
7.4.200.0030.00316.36
7.4.160.0100.00716.43
7.4.150.0140.00317.40
7.4.140.0130.00817.86
7.4.130.0020.01616.44
7.4.120.0070.01216.40
7.4.110.0110.00616.46
7.4.100.0060.01016.39
7.4.90.0100.00716.36
7.4.80.0120.01219.39
7.4.70.0120.00616.29
7.4.60.0130.00316.38
7.4.50.0110.00416.41
7.4.40.0130.00316.51
7.4.30.0090.00916.36
7.4.00.0040.01114.93
7.3.330.0030.00313.15
7.3.320.0020.00213.00
7.3.310.0000.00716.31
7.3.300.0030.00316.30
7.3.290.0060.00016.16
7.3.280.0090.00716.25
7.3.270.0000.01717.40
7.3.260.0110.00616.43
7.3.250.0140.00416.32
7.3.240.0110.00916.24
7.3.230.0100.00616.55
7.3.210.0140.00316.39
7.3.200.0070.00816.22
7.3.190.0060.01216.51
7.3.180.0170.00316.39
7.3.170.0110.00816.61
7.3.160.0040.01216.23
7.2.330.0090.01616.27
7.2.320.0100.01416.50
7.2.310.0160.00316.55
7.2.300.0050.01016.52
7.2.290.0090.01216.43
7.2.60.0070.00716.71
7.2.00.0040.01419.50
7.1.200.0060.00615.70
7.1.100.0040.00718.15
7.1.70.0040.00717.24
7.1.60.0070.01719.90
7.1.00.0070.07022.28
7.0.200.0100.01014.77
7.0.70.1170.05319.93
7.0.60.0600.05319.86
7.0.50.1030.05720.42
7.0.40.1170.05020.23
7.0.30.1000.07020.44
7.0.20.0270.06320.23
7.0.10.1070.05320.35
7.0.00.0970.05020.23
5.6.280.0000.07720.77
5.6.220.0970.06020.46
5.6.210.0900.05320.79
5.6.200.0730.06721.12
5.6.190.1130.04721.20
5.6.180.1270.04321.16
5.6.170.0670.06321.17
5.6.160.0800.05321.08
5.6.150.0930.05720.99
5.6.140.0770.05721.13
5.6.130.0770.05021.18
5.6.120.0630.05721.07
5.6.110.0700.06321.15
5.6.100.0900.05721.07
5.6.90.0870.05721.05
5.6.80.0900.05320.46
5.6.70.0800.05720.54
5.6.60.0770.06020.42
5.6.50.0930.05720.58
5.6.40.0730.06020.34
5.6.30.0700.04720.53
5.6.20.0930.06720.44
5.6.10.0770.06720.43
5.6.00.0800.05720.36
5.5.360.1100.05320.36
5.5.350.0570.06720.41
5.5.340.0970.05720.88
5.5.330.0830.05320.94
5.5.320.0830.05020.67
5.5.310.1000.04720.88
5.5.300.0770.06320.70
5.5.290.0330.05720.88
5.5.280.0770.06020.94
5.5.270.0770.05020.93
5.5.260.0570.07020.65
5.5.250.1030.05320.68
5.5.240.0730.06320.23
5.5.230.0870.05020.12
5.5.220.0800.05720.06
5.5.210.0830.05020.07
5.5.200.1000.06020.20
5.5.190.1070.05320.34
5.5.180.0870.06320.04
5.5.160.0570.07320.29
5.5.150.0900.04720.11
5.5.140.0700.06320.02
5.5.130.0470.05320.30
5.5.120.0500.04720.16
5.5.110.0770.05320.14
5.5.100.0800.05319.97
5.5.90.0870.05720.06
5.5.80.0370.06320.03
5.5.70.0900.06020.08
5.5.60.1130.05020.12
5.5.50.0900.05020.07
5.5.40.0970.04720.11
5.5.30.0870.05020.16
5.5.20.0870.06020.10
5.5.10.0730.05020.18
5.5.00.0700.06020.12

preferences:
60.37 ms | 401 KiB | 5 Q