3v4l.org

run code in 300+ PHP versions simultaneously
<?php array_key_exists("a", array("a", "b", "c"));

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)
8.3.60.0100.00718.18
8.3.50.0100.01121.14
8.3.40.0040.01118.77
8.3.30.0070.00720.17
8.3.20.0000.00720.18
8.3.10.0080.00021.97
8.3.00.0050.00322.32
8.2.180.0110.00716.38
8.2.170.0070.00722.96
8.2.160.0130.00320.43
8.2.150.0030.00524.18
8.2.140.0080.00024.66
8.2.130.0080.00026.16
8.2.120.0080.00019.65
8.2.110.0000.00819.16
8.2.100.0070.00717.78
8.2.90.0040.00419.05
8.2.80.0030.00617.97
8.2.70.0050.00517.49
8.2.60.0040.00417.93
8.2.50.0060.00318.10
8.2.40.0000.00818.22
8.2.30.0060.00318.04
8.2.20.0040.00417.54
8.2.10.0000.00717.54
8.2.00.0000.00717.61
8.1.280.0070.00725.92
8.1.270.0000.00724.66
8.1.260.0070.00026.35
8.1.250.0050.00328.09
8.1.240.0060.00322.48
8.1.230.0040.00717.77
8.1.220.0000.00917.74
8.1.210.0000.00918.77
8.1.200.0040.00417.23
8.1.190.0080.00017.23
8.1.180.0060.00318.10
8.1.170.0050.00318.55
8.1.160.0050.00222.00
8.1.150.0070.00018.47
8.1.140.0040.00417.33
8.1.130.0110.00017.73
8.1.120.0030.00517.39
8.1.110.0000.00717.37
8.1.100.0030.00317.41
8.1.90.0000.00717.38
8.1.80.0000.00817.37
8.1.70.0040.00417.28
8.1.60.0000.00817.33
8.1.50.0000.00717.41
8.1.40.0040.00417.36
8.1.30.0000.00717.52
8.1.20.0040.00417.45
8.1.10.0040.00417.36
8.1.00.0040.00417.29
8.0.300.0040.00418.77
8.0.290.0040.00416.58
8.0.280.0000.00818.42
8.0.270.0070.00017.04
8.0.260.0000.00616.69
8.0.250.0000.00716.86
8.0.240.0040.00416.72
8.0.230.0030.00316.82
8.0.220.0070.00016.79
8.0.210.0000.00716.76
8.0.200.0000.00616.86
8.0.190.0000.00716.70
8.0.180.0050.00316.71
8.0.170.0000.00816.64
8.0.160.0000.00716.74
8.0.150.0040.00416.57
8.0.140.0000.00716.72
8.0.130.0000.00513.17
8.0.120.0000.00716.70
8.0.110.0040.00416.80
8.0.100.0070.00016.61
8.0.90.0030.00516.66
8.0.80.0060.00916.72
8.0.70.0000.00716.80
8.0.60.0040.00416.67
8.0.50.0030.00516.62
8.0.30.0100.01116.66
8.0.20.0100.01017.40
8.0.10.0000.00716.70
8.0.00.0140.00616.48
7.4.330.0020.00215.00
7.4.320.0030.00316.52
7.4.300.0030.00316.53
7.4.290.0030.00316.53
7.4.280.0030.00316.53
7.4.270.0000.00616.29
7.4.260.0000.00716.41
7.4.250.0030.00316.40
7.4.240.0040.00316.37
7.4.230.0030.00316.42
7.4.220.0060.01616.30
7.4.210.0060.00716.46
7.4.200.0070.00016.41
7.4.190.0080.00016.39
7.4.160.0120.00316.44
7.4.150.0070.01017.40
7.4.140.0050.01417.86
7.4.130.0070.00816.43
7.4.120.0120.00816.34
7.4.110.0110.00516.44
7.4.100.0100.00616.53
7.4.90.0100.00716.42
7.4.80.0080.00819.39
7.4.70.0150.00916.25
7.4.60.0140.00316.34
7.4.50.0050.00016.06
7.4.40.0000.01222.77
7.4.30.0000.01616.36
7.4.00.0020.01314.84
7.3.330.0000.00512.96
7.3.320.0000.00512.96
7.3.310.0070.00015.96
7.3.300.0030.00316.16
7.3.290.0110.00316.12
7.3.280.0090.01116.05
7.3.270.0110.01117.40
7.3.260.0110.00716.17
7.3.250.0120.00916.27
7.3.240.0060.01116.42
7.3.230.0090.00916.39
7.3.210.0030.01416.36
7.3.200.0100.00619.39
7.3.190.0000.01716.28
7.3.180.0090.00616.37
7.3.170.0040.01116.27
7.3.160.0100.00716.09
7.3.120.0100.00614.71
7.3.110.0080.01014.37
7.3.100.0100.00514.59
7.3.90.0070.00814.74
7.3.80.0070.00714.69
7.3.70.0110.00514.59
7.3.60.0070.00614.64
7.3.50.0070.00514.67
7.3.40.0020.00914.55
7.3.30.0100.00314.68
7.3.20.0050.00916.40
7.3.10.0030.01216.33
7.3.00.0050.00716.50
7.2.330.0160.00016.43
7.2.320.0140.00816.36
7.2.310.0060.01216.34
7.2.300.0000.02116.52
7.2.290.0050.01016.50
7.2.250.0070.01114.97
7.2.240.0110.00514.87
7.2.230.0050.00815.02
7.2.220.0030.00814.93
7.2.210.0060.00614.81
7.2.200.0080.00914.79
7.2.190.0030.01014.94
7.2.180.0020.01214.80
7.2.170.0050.00514.73
7.2.00.0000.01019.27
7.1.330.0030.01115.82
7.1.320.0030.01115.71
7.1.310.0040.01015.62
7.1.300.0100.00315.68
7.1.290.0050.00815.58
7.1.280.0070.00415.38
7.1.270.0020.01315.58
7.1.260.0060.00515.71
7.1.100.0100.00317.89
7.1.70.0040.00816.90
7.1.60.0130.00719.21
7.1.50.0130.01616.80
7.1.00.0030.07722.54
7.0.200.0210.00714.70
7.0.140.0070.07022.04
7.0.60.0100.08721.80
7.0.50.0130.07317.87
7.0.40.0130.07720.05
7.0.30.0230.07020.04
7.0.20.0230.08020.18
7.0.10.0070.08720.09
7.0.00.0130.08320.17
5.6.280.0000.07721.11
5.6.210.0000.06020.50
5.6.200.0170.07018.15
5.6.190.0130.07320.67
5.6.180.0300.04020.65
5.6.170.0330.04720.52
5.6.160.0070.08320.39
5.6.150.0100.08018.22
5.6.140.0100.07018.12
5.6.130.0170.06018.22
5.6.120.0070.05020.98
5.6.110.0070.05321.02
5.6.100.0170.07721.05
5.6.90.0030.05021.04
5.6.80.0030.04720.41
5.5.350.0200.08020.40
5.5.340.0030.08018.02
5.5.330.0130.07320.25
5.5.320.0370.07020.26
5.5.310.0270.04320.21
5.5.300.0070.03717.91
5.5.290.0070.04717.95
5.5.280.0100.05720.76
5.5.270.0130.08020.95
5.5.260.0130.07720.84
5.5.250.0130.07020.68
5.5.240.0130.03720.25
5.4.450.0200.05719.41
5.4.440.0270.07719.48
5.4.430.0300.04019.19
5.4.420.0330.04319.20
5.4.410.0330.03719.36
5.4.400.0330.06019.05
5.4.390.0270.05319.05
5.4.380.0300.03319.04
5.4.370.0270.07019.18
5.4.360.0270.03719.19
5.4.350.0330.06018.89
5.4.340.0270.06718.89
5.4.320.0270.04719.16
5.4.310.0200.08019.16
5.4.300.0270.07019.08
5.4.290.0230.05319.04
5.4.280.0230.07018.96
5.4.270.0200.03719.11
5.4.260.0200.04319.04
5.4.250.0230.06719.07
5.4.240.0170.04019.20
5.4.230.0300.02719.20
5.4.220.0200.06319.19
5.4.210.0200.05719.14
5.4.200.0130.04319.15
5.4.190.0270.06019.03
5.4.180.0230.03318.96
5.4.170.0170.04319.18
5.4.160.0170.04018.85
5.4.150.0200.03718.90
5.4.140.0200.03716.34
5.4.130.0270.06316.25
5.4.120.0300.06316.40
5.4.110.0230.03316.37
5.4.100.0670.02316.38
5.4.90.0400.05316.23
5.4.80.0230.06016.11
5.4.70.0230.04316.40
5.4.60.0270.05316.36
5.4.50.0230.04316.13
5.4.40.0230.04716.39
5.4.30.0330.05016.54
5.4.20.0400.03016.34
5.4.10.0030.04016.30
5.4.00.0100.03315.73
5.3.290.0230.07714.60
5.3.280.0200.03714.61
5.3.270.0200.03714.54
5.3.260.0200.06014.52
5.3.250.0200.03714.54
5.3.240.0230.03314.52
5.3.230.0200.04314.56
5.3.220.0200.04314.67
5.3.210.0200.03714.65
5.3.200.0230.04014.50
5.3.190.0300.07314.48
5.3.180.0200.05014.48
5.3.170.0330.06014.64
5.3.160.0300.03714.48
5.3.150.0300.04714.51
5.3.140.0300.07014.37
5.3.130.0230.04314.51
5.3.120.0300.03014.51
5.3.110.0130.05014.50
5.3.100.0200.03714.04
5.3.90.0230.03713.92
5.3.80.0230.03013.84
5.3.70.0230.03713.96
5.3.60.0200.03714.01
5.3.50.0230.03313.91
5.3.40.0230.03013.91
5.3.30.0200.03713.82
5.3.20.0230.04313.63
5.3.10.0230.05313.58
5.3.00.0230.03313.60
5.2.170.0170.03011.11
5.2.160.0100.03311.13
5.2.150.0170.04311.08
5.2.140.0200.06011.09
5.2.130.0170.03311.18
5.2.120.0100.04011.00
5.2.110.0170.04011.06
5.2.100.0130.03011.03
5.2.90.0170.03010.95
5.2.80.0230.03711.00
5.2.70.0100.04010.97
5.2.60.0200.02711.03
5.2.50.0170.06010.96
5.2.40.0130.03310.96
5.2.30.0170.03310.91
5.2.20.0170.02710.89
5.2.10.0130.02710.75
5.2.00.0200.02310.70
5.1.60.0070.03010.05
5.1.50.0170.02310.00
5.1.40.0100.02710.06
5.1.30.0130.02310.29
5.1.20.0130.02710.35
5.1.10.0130.02710.21
5.1.00.0070.03010.12
5.0.50.0070.0208.52
5.0.40.0070.0238.40
5.0.30.0070.0338.21
5.0.20.0100.0178.21
5.0.10.0030.0208.12
5.0.00.0030.0378.05
4.4.90.0130.0237.78
4.4.80.0100.0137.78
4.4.70.0070.0137.78
4.4.60.0070.0137.78
4.4.50.0100.0177.78
4.4.40.0100.0237.78
4.4.30.0030.0177.78
4.4.20.0030.0177.78
4.4.10.0070.0137.78
4.4.00.0030.0307.78
4.3.110.0070.0137.78
4.3.100.0070.0177.78
4.3.90.0100.0107.78
4.3.80.0030.0277.78
4.3.70.0130.0107.78
4.3.60.0130.0137.78
4.3.50.0070.0137.78
4.3.40.0070.0237.78
4.3.30.0030.0177.78
4.3.20.0030.0137.78
4.3.10.0030.0177.78
4.3.00.0070.0107.78

preferences:
46.53 ms | 401 KiB | 5 Q