3v4l.org

run code in 300+ PHP versions simultaneously
<?php $var = null; var_dump($var);

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)
8.3.60.0070.01418.18
8.3.50.0050.01021.08
8.3.40.0120.00318.54
8.3.30.0100.00320.21
8.3.20.0070.00020.09
8.3.10.0110.00322.00
8.3.00.0050.00322.44
8.2.180.0150.00616.63
8.2.170.0140.00022.96
8.2.160.0030.01420.39
8.2.150.0030.00624.18
8.2.140.0090.00924.66
8.2.130.0080.01126.16
8.2.120.0050.00319.54
8.2.110.0060.00322.14
8.2.100.0070.00417.84
8.2.90.0000.00719.13
8.2.80.0000.00719.30
8.2.70.0090.00017.48
8.2.60.0030.00617.80
8.2.50.0090.00018.07
8.2.40.0000.00718.03
8.2.30.0050.00217.99
8.2.20.0070.00017.65
8.2.10.0050.00217.68
8.2.00.0050.00317.61
8.1.280.0090.00625.92
8.1.270.0040.00424.66
8.1.260.0000.00826.35
8.1.250.0050.00328.09
8.1.240.0090.00023.64
8.1.230.0070.00419.11
8.1.220.0000.00817.74
8.1.210.0080.00018.77
8.1.200.0030.00717.35
8.1.190.0070.00017.28
8.1.180.0040.00418.88
8.1.170.0050.00318.56
8.1.160.0000.00822.11
8.1.150.0030.00618.56
8.1.140.0080.00017.37
8.1.130.0030.00317.83
8.1.120.0000.00717.43
8.1.110.0050.00317.26
8.1.100.0030.00317.37
8.1.90.0000.00717.30
8.1.80.0000.00717.34
8.1.70.0070.00017.34
8.1.60.0030.00617.41
8.1.50.0040.00417.47
8.1.40.0000.00817.33
8.1.30.0040.00417.47
8.1.20.0060.00317.46
8.1.10.0000.00717.46
8.1.00.0070.00317.33
8.0.300.0040.00418.77
8.0.290.0000.00717.05
8.0.280.0050.00318.43
8.0.270.0030.00317.10
8.0.260.0070.00016.74
8.0.250.0040.00416.77
8.0.240.0040.00416.88
8.0.230.0030.00316.86
8.0.220.0000.00816.84
8.0.210.0070.00016.82
8.0.200.0030.00316.87
8.0.190.0070.00416.92
8.0.180.0080.00016.85
8.0.170.0050.00316.82
8.0.160.0000.00716.88
8.0.150.0040.00416.71
8.0.140.0000.00716.67
8.0.130.0000.00613.24
8.0.120.0040.00416.78
8.0.110.0040.00416.80
8.0.100.0040.00416.67
8.0.90.0050.00316.82
8.0.80.0120.00316.70
8.0.70.0000.00816.85
8.0.60.0040.00416.88
8.0.50.0040.00416.64
8.0.30.0090.01217.17
8.0.20.0090.00917.40
8.0.10.0050.00316.82
8.0.00.0110.00716.77
7.4.330.0030.00315.00
7.4.320.0000.00716.56
7.4.300.0000.00616.59
7.4.290.0000.00716.39
7.4.280.0030.00316.43
7.4.270.0030.00316.54
7.4.260.0020.00516.35
7.4.250.0040.00416.29
7.4.240.0020.00516.46
7.4.230.0000.00616.63
7.4.220.0090.00916.49
7.4.210.0080.00716.49
7.4.200.0000.00716.57
7.4.190.0070.00016.65
7.4.160.0100.00716.45
7.4.150.0070.01117.40
7.4.140.0120.00717.86
7.4.130.0130.00416.40
7.4.120.0100.00616.49
7.4.110.0120.00616.43
7.4.100.0160.00316.55
7.4.90.0110.00716.37
7.4.80.0070.01219.39
7.4.70.0100.01016.51
7.4.60.0100.00716.45
7.4.50.0040.00416.19
7.4.40.0110.00422.77
7.4.30.0120.00616.59
7.4.00.0100.00514.94
7.3.330.0000.00512.98
7.3.320.0020.00213.00
7.3.310.0030.00316.19
7.3.300.0030.00316.07
7.3.290.0000.01516.18
7.3.280.0060.01016.14
7.3.270.0100.00717.40
7.3.260.0120.00616.24
7.3.250.0100.01016.14
7.3.240.0090.00616.38
7.3.230.0070.01116.39
7.3.210.0100.00616.37
7.3.200.0030.01319.39
7.3.190.0070.01016.25
7.3.180.0060.00916.30
7.3.170.0040.01216.27
7.3.160.0030.01216.14
7.3.120.0120.00514.79
7.3.110.0140.00314.71
7.3.100.0030.01114.60
7.3.90.0060.01214.48
7.3.80.0040.00814.80
7.3.70.0070.00714.50
7.3.60.0060.00914.56
7.3.50.0030.01014.56
7.3.40.0030.00614.82
7.3.30.0060.00314.64
7.3.20.0060.01016.68
7.3.10.0110.00716.39
7.3.00.0070.01116.60
7.2.330.0110.00716.25
7.2.320.0150.00816.27
7.2.310.0130.00316.28
7.2.300.0000.01616.19
7.2.290.0120.00316.21
7.2.250.0060.01214.45
7.2.240.0110.00714.82
7.2.230.0030.01614.88
7.2.220.0060.00914.80
7.2.210.0130.00014.96
7.2.200.0030.00714.88
7.2.190.0000.01614.58
7.2.180.0070.01014.89
7.2.170.0030.01114.95
7.2.00.0030.00719.18
7.1.330.0060.00615.78
7.1.320.0040.00415.61
7.1.310.0070.00715.62
7.1.300.0140.00315.73
7.1.290.0000.01415.53
7.1.280.0070.00415.62
7.1.270.0070.00715.79
7.1.260.0030.01115.57
7.1.100.0040.00817.84
7.1.70.0060.00617.25
7.1.60.0110.01419.29
7.1.50.0000.02416.58
7.1.00.0000.03722.26
7.0.200.0410.00714.46
7.0.140.0070.07021.98
7.0.60.0100.05319.95
7.0.50.0070.06717.90
7.0.40.0030.05319.90
7.0.30.0270.05320.09
7.0.20.0200.04320.16
7.0.10.0130.08020.12
7.0.00.0100.06720.16
5.6.280.0030.07320.85
5.6.210.0130.07320.67
5.6.200.0000.05318.15
5.6.190.0070.04020.22
5.6.180.0330.07020.41
5.6.170.0230.04320.50
5.6.160.0100.08320.71
5.6.150.0030.04318.12
5.6.140.0100.08018.16
5.6.130.0030.06318.15
5.6.120.0070.08321.00
5.6.110.0070.05320.98
5.6.100.0170.08020.96
5.6.90.0030.04720.99
5.6.80.0130.07320.37
5.5.350.0070.08020.46
5.5.340.0070.08017.98
5.5.330.0100.08320.15
5.5.320.0100.04720.26
5.5.310.0300.07720.27
5.5.300.0100.07718.02
5.5.290.0030.09017.91
5.5.280.0030.06020.79
5.5.270.0070.08720.72
5.5.260.0130.08020.87
5.5.250.0000.08720.69
5.5.240.0200.05720.27
5.4.450.0500.05019.46
5.4.440.0670.06719.10
5.4.430.0400.06719.62
5.4.420.0930.05319.47
5.4.410.0700.06019.11
5.4.400.1030.04719.11
5.4.390.0930.05319.16
5.4.380.0400.06318.62
5.4.370.0230.05018.48
5.4.360.0130.05718.46
5.4.350.0080.03411.97
5.4.340.0060.04411.96
5.4.320.0040.03712.45
5.4.310.0080.03712.45
5.4.300.0070.04312.45
5.4.290.0080.05112.45
5.4.280.0090.04012.35
5.4.270.0040.03812.34
5.4.260.0100.03312.35
5.4.250.0070.05319.02
5.4.240.0130.04718.80
5.4.230.0000.05718.99
5.4.220.0130.05718.88
5.4.210.0170.06318.88
5.4.200.0130.04718.71
5.4.190.0170.06018.63
5.4.180.0070.05018.90
5.4.170.0030.05718.74
5.4.160.0070.05018.89
5.4.150.0100.05318.76
5.4.140.0070.05316.30
5.4.130.0130.04016.23
5.4.120.0130.05316.45
5.4.110.0100.04716.35
5.4.100.0100.05016.41
5.4.90.0100.04316.43
5.4.80.0170.06316.28
5.4.70.0070.04716.44
5.4.60.0100.04316.27
5.4.50.0130.06716.23
5.4.40.0230.05016.46
5.4.30.0100.04716.23
5.4.20.0030.05316.53
5.4.10.0200.04016.23
5.4.00.0200.03715.94
5.3.290.0050.04012.80
5.3.280.0100.05314.68
5.3.270.0100.06014.47
5.3.260.0100.05014.46
5.3.250.0100.04714.65
5.3.240.0030.05314.29
5.3.230.0030.06014.59
5.3.220.0070.05314.57
5.3.210.0030.05714.61
5.3.200.0130.04314.41
5.3.190.0070.05014.71
5.3.180.0070.04714.60
5.3.170.0000.05714.47
5.3.160.0070.05014.39
5.3.150.0130.06714.71
5.3.140.0070.07714.42
5.3.130.0130.04314.59
5.3.120.0030.06014.56
5.3.110.0030.05714.55
5.3.100.0100.05014.02
5.3.90.0070.04713.85
5.3.80.0000.05314.02
5.3.70.0070.05013.95
5.3.60.0030.05313.83
5.3.50.0100.04313.95
5.3.40.0030.05013.95
5.3.30.0030.05013.92
5.3.20.0000.05713.54
5.3.10.0100.06013.80
5.3.00.0170.04313.78
5.2.170.0100.03711.23
5.2.160.0100.04011.15
5.2.150.0100.04011.15
5.2.140.0070.03711.15
5.2.130.0100.05011.03
5.2.120.0130.05311.12
5.2.110.0130.03311.10
5.2.100.0070.04010.92
5.2.90.0030.04011.11
5.2.80.0030.04011.09
5.2.70.0070.04010.85
5.2.60.0030.04310.97
5.2.50.0030.04011.16
5.2.40.0100.03311.01
5.2.30.0030.04310.98
5.2.20.0030.04010.96
5.2.10.0130.03311.07
5.2.00.0030.04310.60
5.1.60.0130.03010.22
5.1.50.0100.0339.95
5.1.40.0070.04010.00
5.1.30.0100.04010.50
5.1.20.0070.03310.25
5.1.10.0030.03710.10
5.1.00.0000.04310.32
5.0.50.0070.0278.45
5.0.40.0030.0278.43
5.0.30.0000.0538.41
5.0.20.0130.0238.22
5.0.10.0030.0338.40
5.0.00.0030.0578.06
4.4.90.0030.0207.47
4.4.80.0100.0237.47
4.4.70.0000.0237.47
4.4.60.0000.0237.47
4.4.50.0000.0237.47
4.4.40.0030.0377.47
4.4.30.0000.0237.47
4.4.20.0000.0337.47
4.4.10.0000.0237.47
4.4.00.0000.0377.47
4.3.110.0030.0277.47
4.3.100.0000.0237.47
4.3.90.0030.0307.47
4.3.80.0000.0377.47
4.3.70.0070.0177.47
4.3.60.0070.0137.47
4.3.50.0030.0207.47
4.3.40.0000.0337.47
4.3.30.0030.0277.47
4.3.20.0000.0237.47
4.3.10.0030.0207.47
4.3.00.0100.0208.10

preferences:
38.63 ms | 401 KiB | 5 Q