3v4l.org

run code in 300+ PHP versions simultaneously
<?php $o = new StdClass(); $o->{"\0"} = 42;

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)
8.3.60.0090.01216.63
8.3.50.0100.01121.01
8.3.40.0180.00318.97
8.3.30.0070.00718.94
8.3.20.0000.00720.38
8.3.10.0080.00021.82
8.3.00.0050.00317.75
8.2.180.0140.00718.23
8.2.170.0060.00919.08
8.2.160.0040.01119.52
8.2.150.0070.00024.18
8.2.140.0080.00024.66
8.2.130.0040.00426.16
8.2.120.0050.00219.64
8.2.110.0090.00021.18
8.2.100.0060.00617.50
8.2.90.0060.00319.09
8.2.80.0000.00917.97
8.2.70.0000.00817.50
8.2.60.0080.00017.93
8.2.50.0030.00618.07
8.2.40.0040.00419.70
8.2.30.0000.00718.00
8.2.20.0040.00417.68
8.2.10.0000.00717.93
8.2.00.0050.00217.88
8.1.280.0070.00725.92
8.1.270.0080.00022.07
8.1.260.0070.00026.35
8.1.250.0040.00428.09
8.1.240.0060.00323.96
8.1.230.0110.00017.53
8.1.220.0030.00617.74
8.1.210.0050.00318.77
8.1.200.0090.00017.36
8.1.190.0030.00617.13
8.1.180.0000.00818.10
8.1.170.0080.00020.28
8.1.160.0040.00421.86
8.1.150.0040.00418.78
8.1.140.0030.00517.38
8.1.130.0070.00017.83
8.1.120.0030.00317.40
8.1.110.0070.00017.43
8.1.100.0030.00317.44
8.1.90.0000.00717.43
8.1.80.0040.00417.36
8.1.70.0040.00417.39
8.1.60.0000.00817.43
8.1.50.0000.00817.58
8.1.40.0070.00017.46
8.1.30.0030.00517.60
8.1.20.0080.00017.67
8.1.10.0040.00417.44
8.1.00.0050.00317.51
8.0.300.0080.00018.77
8.0.290.0040.00416.75
8.0.280.0080.00018.36
8.0.270.0080.00016.72
8.0.260.0000.00617.11
8.0.250.0030.00316.93
8.0.240.0000.00716.90
8.0.230.0000.00716.91
8.0.220.0000.00716.79
8.0.210.0000.00716.75
8.0.200.0030.00316.95
8.0.190.0030.00316.93
8.0.180.0000.00716.87
8.0.170.0070.00016.82
8.0.160.0030.00316.78
8.0.150.0070.00016.72
8.0.140.0060.00316.78
8.0.130.0000.00513.31
8.0.120.0050.00316.91
8.0.110.0000.00716.87
8.0.100.0000.00716.93
8.0.90.0040.00417.00
8.0.80.0040.01116.95
8.0.70.0030.00516.93
8.0.60.0020.00516.84
8.0.50.0000.00817.01
8.0.30.0130.01217.06
8.0.20.0180.00517.40
8.0.10.0030.00617.07
8.0.00.0110.00716.71
7.4.330.0020.00215.03
7.4.320.0060.00316.56
7.4.300.0070.00016.49
7.4.290.0070.00016.53
7.4.280.0040.00416.40
7.4.270.0030.00316.47
7.4.260.0030.00316.43
7.4.250.0030.00616.54
7.4.240.0030.00416.49
7.4.230.0030.00316.42
7.4.220.0060.01216.64
7.4.210.0100.00816.63
7.4.200.0000.00716.50
7.4.160.0120.00316.72
7.4.150.0160.00517.40
7.4.140.0100.01117.86
7.4.130.0080.01216.50
7.4.120.0070.01016.42
7.4.110.0070.01016.39
7.4.100.0090.01616.43
7.4.90.0130.00616.61
7.4.80.0000.02119.39
7.4.70.0150.00316.65
7.4.60.0120.00316.49
7.4.50.0000.00816.57
7.4.40.0060.01016.73
7.4.30.0080.00816.47
7.4.00.0050.00915.17
7.3.330.0060.00013.02
7.3.320.0000.00812.99
7.3.310.0050.00316.15
7.3.300.0000.00716.25
7.3.290.0020.00516.30
7.3.280.0110.00816.25
7.3.270.0080.00817.40
7.3.260.0350.01616.53
7.3.250.0090.00916.31
7.3.240.0090.00916.35
7.3.230.0030.01516.39
7.3.210.0080.01016.19
7.3.200.0070.01419.39
7.3.190.0150.00716.52
7.3.180.0120.00616.23
7.3.170.0080.00816.42
7.3.160.0090.00616.29
7.3.120.0090.00714.76
7.3.110.0030.01714.93
7.3.100.0070.00714.74
7.3.90.0130.00315.03
7.3.80.0090.00614.91
7.3.70.0030.00614.58
7.3.60.0000.01514.68
7.3.50.0000.01514.80
7.3.40.0080.00614.83
7.3.30.0100.00014.61
7.3.20.0000.01716.70
7.3.10.0040.01216.70
7.3.00.0040.01116.36
7.2.330.0120.00916.61
7.2.320.0030.01316.37
7.2.310.0120.00916.32
7.2.300.0040.01216.35
7.2.290.0120.01216.48
7.2.250.0060.01314.95
7.2.240.0070.01314.81
7.2.230.0070.01015.17
7.2.220.0080.00814.71
7.2.210.0040.01414.82
7.2.200.0140.00315.09
7.2.190.0100.00014.98
7.2.180.0070.01115.03
7.2.170.0000.01814.53
7.2.60.0060.00616.98
7.2.00.0000.01319.23
7.1.330.0080.00815.41
7.1.320.0070.00715.86
7.1.310.0050.00515.68
7.1.300.0060.00315.70
7.1.290.0030.01415.50
7.1.280.0060.00915.69
7.1.270.0030.00615.39
7.1.260.0090.00615.66
7.1.200.0070.00015.64
7.1.100.0030.00917.85
7.1.70.0020.00517.07
7.1.60.0070.01719.50
7.1.50.0140.01416.89
7.1.00.0030.07322.56
7.0.200.0030.00516.76
7.0.60.0070.05019.86
7.0.50.0070.03717.79
7.0.40.0000.05720.31
7.0.30.0330.04720.17
7.0.20.0200.04720.20
7.0.10.0200.07720.33
7.0.00.0070.07320.16
5.6.280.0070.07021.07
5.6.210.0030.09020.70
5.6.200.0070.06718.23
5.6.190.0070.08320.64
5.6.180.0170.04720.35
5.6.170.0330.07020.53
5.6.160.0100.07320.61
5.6.150.0000.04018.12
5.6.140.0100.06718.16
5.6.130.0100.08018.11
5.6.120.0130.06021.01
5.6.110.0030.06720.98
5.6.100.0070.04021.08
5.6.90.0100.08021.01
5.6.80.0070.08020.51
5.6.70.3930.03720.36
5.5.350.0130.03020.32
5.5.340.0130.07718.02
5.5.330.0030.04720.23
5.5.320.0300.05720.14
5.5.310.0300.03320.18
5.5.300.0030.06017.97
5.5.290.0030.04017.90
5.5.280.0030.04320.65
5.5.270.0030.05020.93
5.5.260.0100.04320.72
5.5.250.0070.03720.54
5.5.240.0230.07720.34
5.4.450.0100.06019.57
5.4.440.0170.03319.13
5.4.430.0170.02319.12
5.4.420.0100.05319.29
5.4.410.0130.05318.89
5.4.400.0030.06718.70
5.4.390.0030.06018.57
5.4.380.0130.07718.49
5.4.370.0100.05318.64
5.4.360.0130.05018.47
5.4.350.0070.06718.69
5.4.340.0070.06318.46
5.4.320.0000.06718.67
5.4.310.0200.05318.62
5.4.300.0070.05718.46
5.4.290.0200.05018.50
5.4.280.0070.07018.56
5.4.270.0130.05318.66
5.4.260.0130.05318.66
5.4.250.0270.04718.63
5.4.240.0200.06018.49
5.4.230.0170.05018.49
5.4.220.0130.05718.57
5.4.210.0000.06318.64
5.4.200.0070.05316.50
5.4.190.0070.05718.50
5.4.180.0100.06718.57
5.4.170.0200.05318.70
5.4.160.0070.06018.61
5.4.150.0170.04718.61
5.4.140.0070.05316.37
5.4.130.0100.05316.04
5.4.120.0130.05316.04
5.4.110.0070.06016.08
5.4.100.0100.05316.29
5.4.90.0000.06016.08
5.4.80.0100.05016.04
5.4.70.0170.05016.23
5.4.60.0130.04716.23
5.4.50.0100.07016.07
5.4.40.0100.07316.32
5.4.30.0130.06316.31
5.4.20.0200.04316.05
5.4.10.0170.04716.00
5.4.00.0100.05015.61
5.3.290.0170.07014.76
5.3.280.0100.06014.56
5.3.270.0200.06314.67
5.3.260.0230.05314.51
5.3.250.0100.05314.65
5.3.240.0130.05314.57
5.3.230.0070.05714.67
5.3.220.0100.05314.61
5.3.210.0170.05014.49
5.3.200.0100.05314.57
5.3.190.0170.04714.50
5.3.180.0170.04314.65
5.3.170.0100.06014.55
5.3.160.0200.05314.63
5.3.150.0270.05714.52
5.3.140.0170.06314.45
5.3.130.0200.05014.44
5.3.120.0130.06314.44
5.3.110.0170.04714.45
5.3.100.0100.05313.96
5.3.90.0130.04714.02
5.3.80.0070.06713.96
5.3.70.0130.05014.00
5.3.60.0170.05013.93
5.3.50.0200.06013.86
5.3.40.0100.05313.93
5.3.30.0100.04713.80
5.3.20.0070.05013.60
5.3.10.0170.04313.57
5.3.00.0130.05013.67
5.2.170.0030.04711.13
5.2.160.0170.04311.11
5.2.150.0130.04011.20
5.2.140.0030.04711.20
5.2.130.0130.03711.02
5.2.120.0030.04311.03
5.2.110.0200.04011.09
5.2.100.0100.04011.24
5.2.90.0130.05011.25
5.2.80.0070.04311.13
5.2.70.0070.04711.00
5.2.60.0070.04711.18
5.2.50.0100.04011.15
5.2.40.0070.04011.00
5.2.30.0100.04011.00
5.2.20.0030.05010.90
5.2.10.0070.04710.90
5.2.00.0070.04010.68
5.1.60.0070.0379.99
5.1.50.0030.04010.05
5.1.40.0030.0409.97
5.1.30.0170.02710.38
5.1.20.0200.04010.32
5.1.10.0070.03710.12
5.1.00.0100.03710.13
5.0.50.0030.0308.61
5.0.40.0030.0338.54
5.0.30.0070.0438.28
5.0.20.0030.0408.28
5.0.10.0100.0238.18
5.0.00.0100.0408.23
4.4.90.0070.0205.95
4.4.80.0000.0275.84
4.4.70.0100.0175.88
4.4.60.0000.0275.88
4.4.50.0100.0175.91
4.4.40.0030.0375.96
4.4.30.0070.0205.85
4.4.20.0000.0306.00
4.4.10.0070.0205.91
4.4.00.0000.0405.93
4.3.110.0030.0235.86
4.3.100.0030.0205.83
4.3.90.0000.0235.78
4.3.80.0000.0375.77
4.3.70.0100.0175.78
4.3.60.0030.0205.81
4.3.50.0070.0205.82
4.3.40.0000.0375.78
4.3.30.0000.0234.55
4.3.20.0000.0234.64
4.3.10.0000.0234.49
4.3.00.0000.01715.55

preferences:
55.93 ms | 401 KiB | 5 Q