3v4l.org

run code in 300+ PHP versions simultaneously
<?php $array = ['a'=>['b'=>'hey']]; var_dump($array['a']['b']);

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)
8.3.40.0090.00618.84
8.3.30.0030.01018.78
8.3.20.0000.00720.26
8.3.10.0070.00021.62
8.3.00.0040.00419.08
8.2.170.0060.00922.96
8.2.160.0040.01122.20
8.2.150.0080.00824.18
8.2.140.0000.00824.66
8.2.130.0040.00426.16
8.2.120.0040.00419.44
8.2.110.0100.00020.35
8.2.100.0090.00318.03
8.2.90.0040.00419.26
8.2.80.0040.00417.97
8.2.70.0000.00917.50
8.2.60.0080.00018.04
8.2.50.0060.00318.07
8.2.40.0080.00019.93
8.2.30.0000.00717.92
8.2.20.0000.00817.78
8.2.10.0040.00417.89
8.2.00.0050.00517.48
8.1.270.0030.00618.87
8.1.260.0050.00326.35
8.1.250.0070.00028.09
8.1.240.0060.00322.02
8.1.230.0100.00018.89
8.1.220.0040.00417.74
8.1.210.0040.00418.77
8.1.200.0060.00317.22
8.1.190.0060.00317.21
8.1.180.0030.00618.10
8.1.170.0040.00418.30
8.1.160.0040.00421.98
8.1.150.0000.00718.81
8.1.140.0040.00417.44
8.1.130.0040.00417.80
8.1.120.0070.00017.31
8.1.110.0000.00717.33
8.1.100.0000.00717.39
8.1.90.0000.00717.44
8.1.80.0040.00417.34
8.1.70.0040.00417.29
8.1.60.0000.00817.56
8.1.50.0070.00017.52
8.1.40.0040.00417.43
8.1.30.0040.00417.55
8.1.20.0050.00517.56
8.1.10.0040.00417.46
8.1.00.0000.00817.48
8.0.300.0080.00018.77
8.0.290.0020.00516.75
8.0.280.0000.00718.38
8.0.270.0030.00317.20
8.0.260.0000.00617.18
8.0.250.0030.00316.87
8.0.240.0060.00316.94
8.0.230.0030.00316.86
8.0.220.0000.00716.81
8.0.210.0030.00316.75
8.0.200.0070.00016.80
8.0.190.0000.00716.76
8.0.180.0080.00016.83
8.0.170.0050.00316.74
8.0.160.0000.00716.83
8.0.150.0040.00416.71
8.0.140.0030.00516.75
8.0.130.0000.00813.28
8.0.120.0040.00416.79
8.0.110.0080.00016.81
8.0.100.0040.00416.84
8.0.90.0040.00416.86
8.0.80.0110.00416.81
8.0.70.0040.00416.64
8.0.60.0070.00016.75
8.0.50.0040.00416.85
8.0.30.0090.01317.02
8.0.20.0140.00917.40
8.0.10.0040.00416.72
8.0.00.0080.00916.71
7.4.330.0040.00415.03
7.4.320.0030.00316.42
7.4.300.0030.00316.55
7.4.290.0030.00316.53
7.4.280.0030.00316.32
7.4.270.0020.00516.45
7.4.260.0030.00516.41
7.4.250.0000.00716.39
7.4.240.0020.00516.38
7.4.230.0030.00316.33
7.4.220.0090.00916.39
7.4.210.0150.00616.46
7.4.200.0000.00716.23
7.4.160.0040.01216.44
7.4.150.0170.00717.40
7.4.140.0090.00917.86
7.4.130.0050.01316.39
7.4.120.0120.00416.41
7.4.110.0000.01816.46
7.4.100.0120.00616.41
7.4.90.0110.00516.47
7.4.80.0070.01219.39
7.4.70.0060.01016.41
7.4.60.0060.01216.31
7.4.50.0030.00616.56
7.4.40.0060.00916.28
7.4.30.0080.00816.53
7.4.10.0110.00714.94
7.4.00.0060.01114.69
7.3.330.0000.00512.95
7.3.320.0050.00012.93
7.3.310.0000.00616.06
7.3.300.0040.00416.21
7.3.290.0040.01016.29
7.3.280.0100.00916.25
7.3.270.0150.00717.40
7.3.260.0100.00716.28
7.3.250.0080.01116.34
7.3.240.0140.00716.23
7.3.230.0110.00616.39
7.3.210.0100.00616.16
7.3.200.0100.00719.39
7.3.190.0160.00016.50
7.3.180.0060.00916.44
7.3.170.0090.00916.33
7.3.160.0070.01016.43
7.3.130.0030.01014.67
7.3.120.0070.01014.85
7.3.110.0040.01514.52
7.3.100.0090.00614.46
7.3.90.0000.01514.66
7.3.80.0090.00914.56
7.3.70.0060.00914.55
7.3.60.0070.00714.73
7.3.50.0060.00914.68
7.3.40.0070.00714.35
7.3.30.0060.00314.48
7.3.20.0000.01416.71
7.3.10.0080.00316.25
7.3.00.0100.00716.18
7.2.330.0070.01016.55
7.2.320.0030.01516.15
7.2.310.0130.00316.58
7.2.300.0080.01116.18
7.2.290.0110.01116.30
7.2.260.0110.00714.76
7.2.250.0070.01014.43
7.2.240.0030.01014.77
7.2.230.0030.01015.03
7.2.220.0060.00914.49
7.2.210.0030.01214.85
7.2.200.0030.00914.72
7.2.190.0030.01214.74
7.2.180.0060.00614.95
7.2.170.0100.00314.74
7.2.160.0070.00714.81
7.2.150.0090.00616.81
7.2.140.0080.00416.71
7.2.130.0070.01016.86
7.2.120.0100.00016.83
7.2.110.0130.00016.57
7.2.100.0070.00716.53
7.2.90.0090.00316.76
7.2.80.0060.00616.75
7.2.70.0030.01016.91
7.2.60.0000.01016.82
7.2.50.0030.00916.79
7.2.40.0090.00916.72
7.2.30.0030.01616.66
7.2.20.0060.00616.67
7.2.10.0000.01516.43
7.2.00.0060.00718.07
7.1.330.0000.01115.75
7.1.320.0080.01215.54
7.1.310.0030.00915.79
7.1.300.0110.00315.61
7.1.290.0040.00415.68
7.1.280.0040.00815.35
7.1.270.0060.00615.70
7.1.260.0030.01015.68
7.1.250.0040.01215.70
7.1.240.0100.00315.71
7.1.230.0060.00915.43
7.1.220.0060.00915.78
7.1.210.0040.00715.82
7.1.200.0000.01015.59
7.1.190.0030.00915.46
7.1.180.0060.00915.78
7.1.170.0000.01515.62
7.1.160.0030.01215.62
7.1.150.0070.01115.82
7.1.140.0060.00315.77
7.1.130.0040.01115.64
7.1.120.0070.00715.39
7.1.110.0030.00915.71
7.1.100.0080.00516.71
7.1.90.0000.01215.86
7.1.80.0000.01115.62
7.1.70.0060.00616.31
7.1.60.0070.01217.64
7.1.50.0060.00816.40
7.1.40.0030.00615.65
7.1.30.0030.01215.66
7.1.20.0080.00415.81
7.1.10.0000.01115.61
7.1.00.0080.03819.02
7.0.330.0030.00615.11
7.0.320.0070.00715.50
7.0.310.0030.01215.30
7.0.300.0000.01115.43
7.0.290.0100.00315.23
7.0.280.0030.01015.43
7.0.270.0030.00915.29
7.0.260.0000.01215.14
7.0.250.0000.01015.45
7.0.240.0060.00615.32
7.0.230.0060.00715.04
7.0.220.0030.01115.50
7.0.210.0110.00415.34
7.0.200.0070.00514.95
7.0.190.0070.00715.33
7.0.180.0060.00615.07
7.0.170.0030.01215.42
7.0.160.0030.00515.26
7.0.150.0030.00915.08
7.0.140.0050.02218.80
7.0.130.0030.01315.50
7.0.120.0060.00315.43
7.0.110.0060.01015.15
7.0.100.0050.00315.10
7.0.90.0030.00615.47
7.0.80.0060.00915.20
7.0.70.0000.01015.43
7.0.60.0090.02217.72
7.0.50.0080.02516.59
7.0.40.0060.02416.74
7.0.30.0130.02116.69
7.0.20.0210.03716.88
7.0.10.0050.05016.80
7.0.00.0080.04216.71
5.6.400.0060.00614.26
5.6.390.0070.00714.23
5.6.380.0070.00314.27
5.6.370.0140.00014.05
5.6.360.0060.00614.42
5.6.350.0080.01213.90
5.6.340.0030.01214.41
5.6.330.0030.00714.27
5.6.320.0060.00914.51
5.6.310.0030.01414.33
5.6.300.0000.01414.32
5.6.290.0030.00614.15
5.6.280.0000.04717.60
5.6.270.0120.00314.09
5.6.260.0000.01014.41
5.6.250.0070.00713.97
5.6.240.0100.00314.13
5.6.230.0060.00914.32
5.6.220.0060.00814.33
5.6.210.0070.02217.36
5.6.200.0070.02516.28
5.6.190.0050.04017.47
5.6.180.0340.02017.38
5.6.170.0170.02817.38
5.6.160.0090.03017.25
5.6.150.0040.03016.15
5.6.140.0020.02616.10
5.6.130.0050.03016.37
5.6.120.0030.02517.61
5.6.110.0030.04617.53
5.6.100.0050.04117.59
5.6.90.0090.04317.70
5.6.80.0030.04317.26
5.6.70.0060.00314.12
5.6.60.0090.00614.34
5.6.50.0070.01014.11
5.6.40.0040.00414.16
5.6.30.0090.00614.13
5.6.20.0060.01014.26
5.6.10.0080.00414.16
5.6.00.0030.01014.10
5.5.380.0090.00614.17
5.5.370.0080.00413.76
5.5.360.0040.00414.30
5.5.350.0190.03817.25
5.5.340.0020.02915.97
5.5.330.0100.04317.15
5.5.320.0040.02417.23
5.5.310.0250.02817.45
5.5.300.0020.02516.06
5.5.290.0080.02016.10
5.5.280.0020.04417.42
5.5.270.0130.03917.43
5.5.260.0120.04317.39
5.5.250.0100.04017.32
5.5.240.0040.04217.00
5.5.230.0060.00614.10
5.5.220.0030.01014.10
5.5.210.0040.01214.20
5.5.200.0000.01014.08
5.5.190.0060.00614.14
5.5.180.0100.00714.25
5.5.170.0000.00814.03
5.5.160.0070.00713.76
5.5.150.0120.00614.11
5.5.140.0090.00913.95
5.5.130.0060.00914.27
5.5.120.0120.00314.11
5.5.110.0040.01214.38
5.5.100.0060.00614.24
5.5.90.0050.00813.88
5.5.80.0000.01613.91
5.5.70.0100.00714.09
5.5.60.0110.00713.94
5.5.50.0030.01013.72
5.5.40.0040.00813.98
5.5.30.0000.01413.73
5.5.20.0060.00913.96
5.5.10.0100.00013.86
5.5.00.0070.00314.24
5.4.450.0270.03315.20
5.4.440.0100.02915.09
5.4.430.0020.03915.04
5.4.420.0080.03015.17
5.4.410.0110.03115.13
5.4.400.0130.02314.92
5.4.390.0120.02714.77
5.4.380.0150.03014.74
5.4.370.0170.03614.81
5.4.360.0150.03714.64
5.4.350.0190.02514.75
5.4.340.0110.02514.84
5.4.330.0100.00010.88
5.4.320.0140.02914.73
5.4.310.0070.03214.79
5.4.300.0080.03314.63
5.4.290.0110.02614.72
5.4.280.0180.03314.74
5.4.270.0150.03714.56
5.4.260.0080.03014.81
5.4.250.0150.02514.70
5.4.240.0080.03114.67
5.4.230.0160.03814.59
5.4.220.0100.03414.73
5.4.210.0120.03514.72
5.4.200.0100.03013.53
5.4.190.0100.03314.72
5.4.180.0130.03514.71
5.4.170.0180.02314.73
5.4.160.0150.03514.75
5.4.150.0140.02614.67
5.4.140.0150.02313.68
5.4.130.0120.03013.50
5.4.120.0100.02813.35
5.4.110.0070.03313.48
5.4.100.0100.02713.54
5.4.90.0160.02513.60
5.4.80.0070.03013.47
5.4.70.0170.02313.46
5.4.60.0080.02913.40
5.4.50.0100.03513.51
5.4.40.0090.03213.55
5.4.30.0100.02513.41
5.4.20.0100.03013.44
5.4.10.0080.02813.45
5.4.00.0100.02513.03
5.3.290.0070.06314.66
5.3.280.0100.05714.58
5.3.270.0270.04314.52
5.3.260.0170.05714.57
5.3.250.0200.04714.54
5.3.240.0030.06314.52
5.3.230.0200.05014.53
5.3.220.0100.05714.59
5.3.210.0270.04314.62
5.3.200.0230.04714.62
5.3.190.0130.05714.48
5.3.180.0070.06014.65
5.3.170.0130.05314.59
5.3.160.0070.06014.47
5.3.150.0130.06714.61
5.3.140.0270.04314.52
5.3.130.0200.05314.62
5.3.120.0200.05014.58
5.3.110.0130.06014.53
5.3.100.0170.05013.99
5.3.90.0230.04714.01
5.3.80.0330.06314.05
5.3.70.0170.05314.11
5.3.60.0270.04313.91
5.3.50.0270.05314.02
5.3.40.0100.06313.85
5.3.30.0170.05013.84
5.3.20.0230.04013.79
5.3.10.0130.06713.57
5.3.00.0170.05313.55
5.2.170.0070.05011.11
5.2.160.0130.05011.18
5.2.150.0130.04011.09
5.2.140.0070.05011.11
5.2.130.0070.05711.07
5.2.120.0170.04011.07
5.2.110.0170.04011.15
5.2.100.0170.03711.08
5.2.90.0130.04011.07
5.2.80.0170.04711.24
5.2.70.0130.04711.05
5.2.60.0200.03311.20
5.2.50.0170.03710.98
5.2.40.0070.05310.99
5.2.30.0130.04010.96
5.2.20.0130.04710.96
5.2.10.0100.04011.01
5.2.00.0070.04310.81
5.1.60.0070.03710.12
5.1.50.0070.05010.11
5.1.40.0170.02710.00
5.1.30.0070.03710.47
5.1.20.0100.03710.37
5.1.10.0170.03010.05
5.1.00.0100.03310.06
5.0.50.0100.0238.66
5.0.40.0070.0278.50
5.0.30.0000.0508.29
5.0.20.0100.0308.23
5.0.10.0070.0278.20
5.0.00.0130.0408.22
4.4.90.0000.0275.82
4.4.80.0000.0275.86
4.4.70.0070.0275.90
4.4.60.0030.0235.90
4.4.50.0130.0135.87
4.4.40.0070.0335.92
4.4.30.0100.0175.85
4.4.20.0030.0236.00
4.4.10.0070.0275.90
4.4.00.0030.0375.93
4.3.110.0070.0205.86
4.3.100.0070.0205.81
4.3.90.0070.0205.78
4.3.80.0070.0335.80
4.3.70.0070.0205.81
4.3.60.0130.0135.82
4.3.50.0070.0205.78
4.3.40.0030.0335.86
4.3.30.0030.0234.55
4.3.20.0030.0234.54
4.3.10.0070.0174.48
4.3.00.0070.0279.16

preferences:
53.57 ms | 400 KiB | 5 Q