3v4l.org

run code in 300+ PHP versions simultaneously
<?php $a = []; $a["1"] = 1; $a["-1"] = -1; print_r($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)
8.3.60.0070.00716.63
8.3.50.0100.00316.25
8.3.40.0060.00918.88
8.3.30.0070.00718.75
8.3.20.0030.00720.35
8.3.10.0100.00021.76
8.3.00.0040.00422.14
8.2.180.0070.01418.41
8.2.170.0140.00022.96
8.2.160.0030.01019.08
8.2.150.0050.00324.18
8.2.140.0000.00824.66
8.2.130.0080.00020.89
8.2.120.0080.00026.35
8.2.110.0100.00019.37
8.2.100.0110.00017.72
8.2.90.0050.00319.05
8.2.80.0000.00817.97
8.2.70.0000.00817.50
8.2.60.0000.00817.93
8.2.50.0000.00818.10
8.2.40.0000.00720.59
8.2.30.0050.00219.12
8.2.20.0000.00918.05
8.2.10.0000.00718.11
8.2.00.0070.00018.06
8.1.280.0060.01525.92
8.1.270.0040.00422.19
8.1.260.0070.00026.35
8.1.250.0040.00428.09
8.1.240.0000.00922.74
8.1.230.0110.00018.93
8.1.220.0070.00417.74
8.1.210.0040.00418.77
8.1.200.0060.00317.35
8.1.190.0000.00917.23
8.1.180.0030.00618.10
8.1.170.0030.00618.29
8.1.160.0030.00319.00
8.1.150.0000.00718.72
8.1.140.0000.00719.50
8.1.130.0050.00218.86
8.1.120.0000.00817.35
8.1.110.0030.00617.41
8.1.100.0030.00417.38
8.1.90.0000.00717.41
8.1.80.0000.00717.38
8.1.70.0000.00817.25
8.1.60.0040.00417.55
8.1.50.0000.00817.50
8.1.40.0060.00317.44
8.1.30.0030.00517.57
8.1.20.0000.00817.64
8.1.10.0060.00317.51
8.1.00.0050.00217.32
8.0.300.0020.00519.79
8.0.290.0030.00516.63
8.0.280.0030.00318.33
8.0.270.0000.00717.25
8.0.260.0000.00716.79
8.0.250.0000.00716.89
8.0.240.0000.00816.91
8.0.230.0030.00316.81
8.0.220.0000.00716.70
8.0.210.0030.00316.80
8.0.200.0060.00016.79
8.0.190.0000.00916.79
8.0.180.0050.00216.91
8.0.170.0000.00716.73
8.0.160.0050.00216.80
8.0.150.0030.00516.74
8.0.140.0050.00216.72
8.0.130.0060.00013.27
8.0.120.0040.00416.79
8.0.110.0050.00216.88
8.0.100.0040.00416.86
8.0.90.0070.00016.76
8.0.80.0090.01416.72
8.0.70.0080.00016.71
8.0.60.0000.00716.93
8.0.50.0070.00016.89
8.0.30.0140.00617.07
8.0.20.0100.01017.40
8.0.10.0050.00317.01
8.0.00.0090.00916.73
7.4.330.0000.00515.55
7.4.320.0000.00716.44
7.4.300.0030.00316.43
7.4.290.0000.00716.42
7.4.280.0060.00316.48
7.4.270.0070.00016.46
7.4.260.0000.00716.46
7.4.250.0030.00316.40
7.4.240.0070.00016.42
7.4.230.0040.00416.32
7.4.220.0060.01216.56
7.4.210.0130.00616.54
7.4.200.0080.00016.49
7.4.160.0080.00816.49
7.4.150.0090.00917.40
7.4.140.0090.00817.86
7.4.130.0090.00816.20
7.4.120.0100.01016.51
7.4.110.0030.01316.51
7.4.100.0090.00916.29
7.4.90.0090.00916.33
7.4.80.0030.01419.39
7.4.70.0070.01116.61
7.4.60.0060.00916.45
7.4.50.0040.01116.32
7.4.40.0120.00416.51
7.4.30.0190.00316.57
7.4.00.0000.01414.82
7.3.330.0000.00612.91
7.3.320.0000.00513.09
7.3.310.0050.00216.33
7.3.300.0000.00716.21
7.3.290.0100.00516.23
7.3.280.0090.00616.18
7.3.270.0100.00617.40
7.3.260.0130.00516.36
7.3.250.0090.00916.21
7.3.240.0130.00916.42
7.3.230.0110.00816.30
7.3.210.0100.00716.34
7.3.200.0080.01116.23
7.3.190.0090.00916.21
7.3.180.0090.00616.35
7.3.170.0100.01616.20
7.3.160.0090.00616.54
7.2.330.0130.00616.22
7.2.320.0040.01216.34
7.2.310.0090.01516.56
7.2.300.0140.00416.28
7.2.290.0060.01016.55
7.2.60.0120.00016.74
7.2.00.0030.00919.50
7.1.200.0080.00815.82
7.1.100.0000.00918.07
7.1.70.0060.00717.12
7.1.60.0180.00935.17
7.1.50.0230.00934.66
7.1.40.0220.00634.36
7.1.30.0100.01734.27
7.1.20.0140.01434.39
7.1.10.0100.00316.44
7.1.00.0060.01316.48
7.0.200.0090.00316.46
7.0.190.0100.00616.86
7.0.180.0070.00716.19
7.0.170.0000.01316.13
7.0.160.0040.01116.16
7.0.150.0030.01016.27
7.0.140.0060.00916.24
7.0.130.0090.01116.43
7.0.120.0030.01016.43
7.0.110.0030.01016.18
7.0.100.0060.00616.17
7.0.90.0050.00816.17
7.0.80.0000.01416.29
7.0.70.0110.00616.14
7.0.60.0060.00916.09
7.0.50.0060.00616.57
7.0.40.0090.00316.51
7.0.30.0000.01416.54
7.0.20.0040.00816.30
7.0.10.0030.00916.37
7.0.00.0030.01016.31

preferences:
39.85 ms | 400 KiB | 5 Q