3v4l.org

run code in 300+ PHP versions simultaneously
<?php var_dump((object) ["\0Bar\0foo" => 'bar']);

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)
8.3.70.0100.01018.30
8.3.60.0170.00318.38
8.3.50.0120.00822.11
8.3.40.0170.00318.54
8.3.30.0100.00318.98
8.3.20.0070.00020.09
8.3.10.0000.00823.61
8.3.00.0080.00018.96
8.2.190.0040.01116.58
8.2.180.0070.00718.16
8.2.170.0060.00822.96
8.2.160.0140.00020.20
8.2.150.0030.00524.18
8.2.140.0040.00424.66
8.2.130.0030.01426.16
8.2.120.0040.00419.44
8.2.110.0090.00021.11
8.2.100.0060.00617.72
8.2.90.0060.00318.07
8.2.80.0040.00418.09
8.2.70.0050.00317.50
8.2.60.0030.00517.50
8.2.50.0040.00417.38
8.2.40.0000.00817.63
8.2.30.0050.00317.49
8.2.20.0000.00717.62
8.2.10.0040.00417.81
8.2.00.0030.00617.64
8.1.280.0150.00625.92
8.1.270.0080.00018.80
8.1.260.0060.00326.35
8.1.250.0000.00828.09
8.1.240.0070.00422.01
8.1.230.0090.00320.70
8.1.220.0090.00017.74
8.1.210.0100.00018.77
8.1.200.0000.00817.23
8.1.190.0000.00917.00
8.1.180.0080.00018.10
8.1.170.0000.00817.62
8.1.160.0040.00418.75
8.1.150.0000.00818.73
8.1.140.0000.00717.22
8.1.130.0070.00017.75
8.1.120.0030.00317.38
8.1.110.0040.00417.32
8.1.100.0000.00717.33
8.1.90.0040.00417.35
8.1.80.0040.00417.33
8.1.70.0000.00717.29
8.1.60.0030.00517.32
8.1.50.0040.00417.35
8.1.40.0040.00417.23
8.1.30.0060.00317.41
8.1.20.0040.00417.55
8.1.10.0040.00417.24
8.1.00.0030.00617.22
8.0.300.0050.00319.93
8.0.290.0040.00416.75
8.0.280.0070.00017.96
8.0.270.0070.00017.95
8.0.260.0040.00417.00
8.0.250.0030.00316.89
8.0.240.0000.00716.87
8.0.230.0030.00316.77
8.0.220.0040.00416.70
8.0.210.0000.00616.75
8.0.200.0030.00316.78
8.0.190.0040.00416.86
8.0.180.0040.00416.85
8.0.170.0030.00616.89
8.0.160.0050.00316.77
8.0.150.0040.00416.78
8.0.140.0000.00716.69
8.0.130.0060.00013.33
8.0.120.0000.00816.77
8.0.110.0050.00216.79
8.0.100.0040.00416.70
8.0.90.0050.00316.73
8.0.80.0100.00716.77
8.0.70.0040.00316.62
8.0.60.0000.00816.65
8.0.50.0050.00216.77
8.0.30.0120.00716.90
8.0.20.0110.01117.40
8.0.10.0040.00416.80
8.0.00.0080.01016.46
7.4.330.0000.00515.03
7.4.320.0030.00316.43
7.4.300.0030.00316.27
7.4.290.0070.00016.31
7.4.280.0060.00316.49
7.4.270.0000.00716.47
7.4.260.0000.00916.48
7.4.250.0020.00516.28
7.4.240.0040.00316.47
7.4.230.0030.00316.57
7.4.220.0110.01016.51
7.4.210.0030.01716.50
7.4.200.0000.00716.45
7.4.160.0130.00916.32
7.4.150.0130.00317.40
7.4.140.0130.00817.86
7.4.130.0100.00916.34
7.4.120.0050.01116.32
7.4.110.0130.01016.46
7.4.100.0150.00416.45
7.4.90.0070.01016.43
7.4.80.0030.01619.39
7.4.70.0080.00816.52
7.4.60.0080.01116.54
7.4.50.0050.00016.32
7.4.40.0130.00316.27
7.4.30.0070.01616.32
7.4.00.0140.00314.68
7.3.330.0030.00313.07
7.3.320.0000.00512.95
7.3.310.0030.00316.01
7.3.300.0000.00616.29
7.3.290.0090.00616.19
7.3.280.0090.00716.17
7.3.270.0080.00817.40
7.3.260.0120.00416.32
7.3.250.0050.01216.27
7.3.240.0110.00716.28
7.3.230.0110.01116.39
7.3.210.0110.00616.18
7.3.200.0130.00619.39
7.3.190.0170.00316.34
7.3.180.0090.00916.46
7.3.170.0100.00916.27
7.3.160.0120.00416.48
7.2.330.0100.01416.56
7.2.320.0100.00916.54
7.2.310.0100.01016.49
7.2.300.0120.01216.55
7.2.290.0030.01816.54
7.2.60.0210.00416.63
7.2.50.0060.00816.86
7.1.200.0030.00715.63
7.1.100.0030.00917.86
7.1.70.0040.00417.14
7.1.60.0090.01319.22
7.1.50.0070.01016.85
7.1.00.0070.09322.46
7.0.200.0100.00316.79
7.0.140.0070.07322.00
7.0.60.0130.05720.02
7.0.50.0130.05717.66
7.0.40.0130.07720.29
7.0.30.0330.07020.18
7.0.20.0330.07720.13
7.0.10.0130.08020.33
7.0.00.0030.07020.16
5.6.280.0070.07321.14
5.6.210.0000.08320.60
5.6.200.0070.04318.15
5.6.190.0170.07320.60
5.6.180.3770.03720.57
5.6.170.0300.07720.41
5.6.160.0130.04720.39
5.6.150.0070.07318.15
5.6.140.0030.06718.14
5.6.130.0070.07718.13
5.6.120.0030.06321.14
5.6.110.0070.06021.11
5.6.100.0070.04721.00
5.6.90.0070.09020.96
5.6.80.0100.04020.37
5.6.70.3170.03020.34
5.5.350.0130.08320.31
5.5.340.0130.07717.91
5.5.330.0070.03720.21
5.5.320.0330.03720.31
5.5.310.0330.05720.26
5.5.300.0070.05318.02
5.5.290.0000.05018.02
5.5.280.0030.04020.89
5.5.270.0030.08720.95
5.5.260.0200.06720.64
5.5.250.0070.07020.70
5.5.240.0200.02720.18
5.4.450.0200.05319.11
5.4.440.0870.05719.41
5.4.430.0700.05019.15
5.4.420.0930.06719.62
5.4.410.0800.06019.50
5.4.400.0800.05319.00
5.4.390.0700.05719.22
5.4.380.0370.04718.50
5.4.370.0300.05018.62
5.4.360.0200.05718.63
5.4.350.0300.06718.65
5.4.340.0330.06018.72
5.4.320.0300.05318.73
5.4.310.0330.05018.70
5.4.300.0330.05018.68
5.4.290.0400.05718.57
5.4.280.0300.05318.63
5.4.270.0400.05318.73
5.4.260.0330.05718.71
5.4.250.0130.06318.61
5.4.240.0400.04718.56
5.4.230.0270.05318.45
5.4.220.0470.05718.71
5.4.210.0330.07318.48
5.4.200.0370.04016.62
5.4.190.0330.07018.51
5.4.180.0270.05318.70
5.4.170.0330.05318.71
5.4.160.0370.05318.59
5.4.150.0270.06018.62
5.4.140.0400.05016.17
5.4.130.0170.05716.16
5.4.120.0230.05316.22
5.4.110.0200.05716.30
5.4.100.0400.04716.21
5.4.90.0330.06016.12
5.4.80.0270.05716.29
5.4.70.0330.05716.19
5.4.60.0370.05316.02
5.4.50.0270.05316.16
5.4.40.0270.05716.32
5.4.30.0300.05316.13
5.4.20.0430.05016.03
5.4.10.0530.03316.15
5.4.00.0370.04015.49
5.3.290.0400.05314.65
5.3.280.0170.06714.52
5.3.270.0330.07314.68
5.3.260.0300.05314.61
5.3.250.0270.07714.61
5.3.240.0270.05014.59
5.3.230.0230.05714.56
5.3.220.0230.05314.55
5.3.210.0230.06314.57
5.3.200.0430.05714.56
5.3.190.0470.06314.53
5.3.180.0170.06014.60
5.3.170.0230.06014.49
5.3.160.0330.04714.47
5.3.150.0270.05014.48
5.3.140.0370.05014.53
5.3.130.0370.05014.50
5.3.120.0370.05314.50
5.3.110.0230.06314.46
5.3.100.0300.06014.00
5.3.90.0200.05714.00
5.3.80.0300.05314.11
5.3.70.0270.05713.99
5.3.60.0400.04713.99
5.3.50.0300.05014.04
5.3.40.0230.07313.91
5.3.30.0370.06313.87
5.3.20.0470.05013.67
5.3.10.0200.05313.76
5.3.00.0200.06313.73
5.2.170.0170.06011.12
5.2.160.0270.03711.11
5.2.150.0130.04711.13
5.2.140.0230.04711.17
5.2.130.0270.04011.15
5.2.120.0330.03711.07
5.2.110.0230.03711.05
5.2.100.0200.04011.13
5.2.90.0200.04011.26
5.2.80.0330.03311.05
5.2.70.0170.04711.13
5.2.60.0230.04311.11
5.2.50.0330.04011.17
5.2.40.0270.04011.02
5.2.30.0170.05011.02
5.2.20.0370.03711.02
5.2.10.0230.04311.01
5.2.00.0200.04010.75
5.1.60.0130.03710.11
5.1.50.0230.04310.02
5.1.40.0270.04310.08
5.1.30.0230.03310.38
5.1.20.0170.04010.33
5.1.10.0230.03710.14
5.1.00.0230.03710.08
5.0.50.0130.0308.55
5.0.40.0130.0278.42
5.0.30.0100.0478.20
5.0.20.0130.0238.37
5.0.10.0100.0278.29
5.0.00.0070.0438.21
4.4.90.0070.0236.88
4.4.80.0070.0206.88
4.4.70.0070.0236.88
4.4.60.0100.0206.88
4.4.50.0130.0176.88
4.4.40.0070.0376.88
4.4.30.0070.0236.88
4.4.20.0100.0276.88
4.4.10.0030.0236.88
4.4.00.0100.0336.88
4.3.110.0070.0236.88
4.3.100.0070.0306.88
4.3.90.0100.0176.88
4.3.80.0030.0376.88
4.3.70.0100.0206.88
4.3.60.0030.0236.88
4.3.50.0070.0236.88
4.3.40.0100.0306.88
4.3.30.0100.0176.88
4.3.20.0070.0206.88
4.3.10.0070.0206.88
4.3.00.0170.0277.57

preferences:
25.94 ms | 401 KiB | 5 Q