3v4l.org

run code in 300+ PHP versions simultaneously
<?php var_dump(key(array('1.1' => '1.1')));

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)
8.3.60.0110.00716.36
8.3.50.0120.00717.25
8.3.40.0090.00618.67
8.3.30.0070.01018.51
8.3.20.0080.00018.57
8.3.10.0030.00520.33
8.3.00.0030.00517.38
8.2.180.0180.00416.48
8.2.170.0040.01122.96
8.2.160.0140.00422.14
8.2.150.0000.00824.18
8.2.140.0050.00324.66
8.2.130.0040.00426.16
8.2.120.0000.00719.64
8.2.110.0060.00322.18
8.2.100.0110.00017.59
8.2.90.0000.00819.05
8.2.80.0030.00717.91
8.2.70.0030.00517.38
8.2.60.0040.00417.80
8.2.50.0080.00018.07
8.2.40.0000.00818.09
8.2.30.0080.00017.97
8.2.20.0000.00717.59
8.2.10.0000.00917.60
8.2.00.0000.00817.54
8.1.280.0120.00625.92
8.1.270.0000.00823.99
8.1.260.0040.00426.35
8.1.250.0040.00428.09
8.1.240.0030.00623.79
8.1.230.0000.01120.91
8.1.220.0080.00017.74
8.1.210.0060.00318.77
8.1.200.0060.00317.10
8.1.190.0030.00517.40
8.1.180.0040.00418.10
8.1.170.0040.00418.72
8.1.160.0000.00718.67
8.1.150.0040.00418.50
8.1.140.0060.00617.31
8.1.130.0000.00717.64
8.1.120.0000.00717.30
8.1.110.0000.00817.34
8.1.100.0030.00317.30
8.1.90.0040.00417.21
8.1.80.0030.00317.23
8.1.70.0000.00717.29
8.1.60.0050.00317.46
8.1.50.0030.00617.32
8.1.40.0030.00617.41
8.1.30.0040.00417.50
8.1.20.0000.00817.47
8.1.10.0040.00417.29
8.1.00.0080.00417.34
8.0.300.0050.00219.91
8.0.290.0070.00016.63
8.0.280.0070.00018.25
8.0.270.0040.00417.12
8.0.260.0050.00316.67
8.0.250.0000.00816.71
8.0.240.0090.00016.70
8.0.230.0050.00216.82
8.0.220.0000.00716.73
8.0.210.0050.00316.72
8.0.200.0060.00316.77
8.0.190.0090.00316.78
8.0.180.0040.00416.73
8.0.170.0040.00416.77
8.0.160.0000.00716.79
8.0.150.0060.00316.66
8.0.140.0030.00716.76
8.0.130.0000.00513.11
8.0.120.0040.00416.68
8.0.110.0000.00816.62
8.0.100.0040.00416.65
8.0.90.0000.00716.70
8.0.80.0030.01216.70
8.0.70.0070.00016.78
8.0.60.0020.00516.75
8.0.50.0040.00416.64
8.0.30.0090.01017.04
8.0.20.0110.01117.07
8.0.10.0040.00416.89
8.0.00.0030.01416.60
7.4.330.0020.00214.68
7.4.320.0030.00316.46
7.4.300.0040.00416.45
7.4.290.0000.00616.31
7.4.280.0060.00616.39
7.4.270.0030.00316.48
7.4.260.0090.00013.12
7.4.250.0040.00416.44
7.4.240.0030.00316.48
7.4.230.0050.00316.48
7.4.220.0030.01716.27
7.4.210.0080.00916.46
7.4.200.0030.00316.21
7.4.190.0030.00516.27
7.4.160.0080.00816.30
7.4.150.0100.00717.07
7.4.140.0110.00717.06
7.4.130.0060.01016.31
7.4.120.0110.00916.34
7.4.110.0200.01216.14
7.4.100.0040.02116.52
7.4.90.0090.00916.37
7.4.80.0100.00718.80
7.4.70.0130.00316.16
7.4.60.0140.00816.30
7.4.50.0060.00316.27
7.4.40.0040.00721.69
7.4.30.0060.00916.05
7.4.00.0070.00714.91
7.3.330.0000.00712.85
7.3.320.0030.00312.87
7.3.310.0030.00316.16
7.3.300.0050.00216.11
7.3.290.0100.00616.09
7.3.280.0060.00916.09
7.3.270.0070.00817.07
7.3.260.0080.00918.24
7.3.250.0120.01016.28
7.3.240.0000.01616.34
7.3.230.0090.01216.30
7.3.210.0120.00416.45
7.3.200.0120.01019.39
7.3.190.0070.01016.16
7.3.180.0030.01316.14
7.3.170.0060.00916.40
7.3.160.0120.00416.26
7.3.120.0110.00414.73
7.2.330.0100.00716.25
7.2.320.0060.00916.14
7.2.310.0180.01816.48
7.2.300.0190.00316.55
7.2.290.0110.00516.17
7.2.00.0130.01319.23
7.1.200.0100.00315.59
7.1.100.0040.00818.04
7.1.70.0030.00317.03
7.1.60.0070.01419.40
7.1.50.0070.01516.77
7.1.00.0030.07722.28
7.0.200.0070.00016.62
7.0.140.0030.06322.02
7.0.120.0000.03321.95
7.0.60.0100.07019.91
7.0.50.0230.03017.89
7.0.40.0200.05320.24
7.0.30.0270.08020.13
7.0.20.0270.08320.04
7.0.10.0330.07720.10
7.0.00.0270.07719.96
5.6.280.0030.07320.77
5.6.210.0100.08320.60
5.6.200.0100.03318.18
5.6.190.0300.06320.36
5.6.180.0330.06020.35
5.6.170.0430.05720.60
5.6.160.0130.09320.45
5.6.150.0270.08020.11
5.6.140.0270.06320.35
5.6.130.0170.05020.11
5.6.120.0230.08320.18
5.6.110.0200.08020.36
5.6.100.0330.07320.32
5.6.90.0270.06320.43
5.6.80.0170.08319.49
5.6.70.0330.07019.79
5.6.60.0170.04319.71
5.6.50.0170.05719.52
5.6.40.0330.05719.68
5.6.30.0330.06019.79
5.6.20.0170.04319.82
5.6.10.0200.09319.77
5.6.00.0170.05719.66
5.5.350.0300.06020.39
5.5.340.0130.07317.97
5.5.330.0230.06720.14
5.5.320.0270.08020.47
5.5.310.0270.05720.12
5.5.300.0330.07320.18
5.5.290.0270.04319.94
5.5.280.0230.05319.91
5.5.270.0270.08020.12
5.5.260.0330.06719.90
5.5.250.0230.08019.76
5.5.240.0170.06719.28
5.5.230.0230.07319.50
5.5.220.0200.04319.45
5.5.210.0270.04019.50
5.5.200.0300.07019.55
5.5.190.0200.04019.59
5.5.180.0300.03719.59
5.5.160.0430.04319.48
5.5.150.0230.07019.61
5.5.140.0230.04319.46
5.5.130.0230.03319.25
5.5.120.0270.06719.27
5.5.110.0170.07719.48
5.5.100.0230.03719.18
5.5.90.0200.08719.48
5.5.80.0270.06019.32
5.5.70.0400.06719.50
5.5.60.0370.04019.21
5.5.50.0370.06719.38
5.5.40.0370.06319.31
5.5.30.0300.07019.28
5.5.20.0270.05319.39
5.5.10.0430.06019.42
5.5.00.0270.06019.53
5.4.450.0230.04319.40
5.4.440.0200.07319.46
5.4.430.0170.04719.11
5.4.420.0170.06019.46
5.4.410.0300.06319.34
5.4.400.0200.07019.18
5.4.390.0330.05719.18
5.4.380.0270.07319.14
5.4.370.0270.03019.09
5.4.360.0230.07319.18
5.4.350.0300.06719.16
5.4.340.0230.07319.18
5.4.320.0170.05019.09
5.4.310.0170.05019.08
5.4.300.0170.04319.18
5.4.290.0100.04319.21
5.4.280.0270.07019.08
5.4.270.0400.05719.00
5.4.260.0200.04018.94
5.4.250.0300.08019.14
5.4.240.0230.04019.13
5.4.230.0200.07319.18
5.4.220.0230.07718.80
5.4.210.0300.06719.08
5.4.200.0200.04019.07
5.4.190.0270.05319.12
5.4.180.0230.07019.02
5.4.170.0370.06318.80
5.4.160.0370.06019.10
5.4.150.0330.06319.16
5.4.140.0270.05316.29
5.4.130.0200.06016.24
5.4.120.0200.03716.33
5.4.110.0270.02316.27
5.4.100.0100.04016.15
5.4.90.0030.04316.41
5.4.80.0170.03716.25
5.4.70.0130.03316.29
5.4.60.0200.03316.21
5.4.50.0170.03016.32
5.4.40.0170.03716.21
5.4.30.0100.04316.36
5.4.20.0170.03016.26
5.4.10.0100.04016.38
5.4.00.0130.03315.64
5.3.290.0300.04314.60
5.3.280.0230.06014.51
5.3.270.0270.04014.62
5.3.260.0230.06314.39
5.3.250.0200.07714.55
5.3.240.0130.04314.53
5.3.230.0330.05314.54
5.3.220.0170.03714.44
5.3.210.0070.04714.46
5.3.200.0130.03714.50
5.3.190.0230.02714.43
5.3.180.0170.03314.35
5.3.170.0170.03314.49
5.3.160.0270.03014.48
5.3.150.0130.04314.48
5.3.140.0200.03314.52
5.3.130.0100.04014.63
5.3.120.0170.03314.55
5.3.110.0170.03714.51
5.3.100.0170.03314.12
5.3.90.0170.03313.98
5.3.80.0170.03014.12
5.3.70.0130.03713.94
5.3.60.0170.05013.94
5.3.50.0230.03313.88
5.3.40.0300.05014.03
5.3.30.0270.06013.72
5.3.20.0170.03013.52
5.3.10.0200.03013.47
5.3.00.0100.05013.45
5.2.170.0230.05013.12
5.2.160.0130.03013.12
5.2.150.0200.04013.12
5.2.140.0130.02713.12
5.2.130.0070.03313.12
5.2.120.0130.02713.12
5.2.110.0170.02013.12
5.2.100.0070.03313.12
5.2.90.0200.02313.12
5.2.80.0170.02713.12
5.2.70.0100.03013.12
5.2.60.0100.02713.12
5.2.50.0070.03313.12
5.2.40.0100.02713.12
5.2.30.0100.03313.12
5.2.20.0130.03013.12
5.2.10.0100.02713.12
5.2.00.0100.03013.12
5.1.60.0070.02313.12
5.1.50.0070.03013.12
5.1.40.0170.02013.12
5.1.30.0100.02313.12
5.1.20.0100.02313.12
5.1.10.0070.02713.12
5.1.00.0100.02313.12
5.0.50.0070.01713.12
5.0.40.0070.02013.12
5.0.30.0100.03313.12
5.0.20.0070.02013.12
5.0.10.0130.02713.12
5.0.00.0100.06013.12
4.4.90.0030.01713.12
4.4.80.0070.01313.12
4.4.70.0070.01713.12
4.4.60.0030.01713.12
4.4.50.0030.01713.12
4.4.40.0070.02013.12
4.4.30.0030.01713.12
4.4.20.0070.01313.12
4.4.10.0030.01713.12
4.4.00.0030.02713.12
4.3.110.0030.02013.12
4.3.100.0070.01713.12
4.3.90.0030.02313.12
4.3.80.0070.06013.12
4.3.70.0130.02013.12
4.3.60.0100.02713.12
4.3.50.0030.02313.12
4.3.40.0070.04013.12
4.3.30.0000.02013.12
4.3.20.0030.04013.12
4.3.10.0030.02313.12
4.3.00.0070.03313.12

preferences:
50.78 ms | 400 KiB | 5 Q