3v4l.org

run code in 300+ PHP versions simultaneously
<?php $foo = NULL; echo $foo ?? "baz";

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)
8.3.70.0100.01016.50
8.3.60.0150.00418.15
8.3.50.0110.00921.92
8.3.40.0070.00718.62
8.3.30.0110.00318.61
8.3.20.0070.00020.07
8.3.10.0080.00020.52
8.3.00.0030.00521.77
8.2.190.0070.01016.58
8.2.180.0120.00317.97
8.2.170.0130.00722.96
8.2.160.0070.00719.33
8.2.150.0040.00424.18
8.2.140.0080.00024.66
8.2.130.0080.00021.12
8.2.120.0080.00026.35
8.2.110.0030.00621.06
8.2.100.0060.00617.78
8.2.90.0050.00319.22
8.2.80.0040.00417.97
8.2.70.0000.00817.63
8.2.60.0040.00418.04
8.2.50.0040.00418.10
8.2.40.0000.00820.26
8.2.30.0060.00319.53
8.2.20.0050.00317.66
8.2.10.0040.00417.88
8.2.00.0040.00418.04
8.1.280.0100.00325.92
8.1.270.0070.01121.95
8.1.260.0080.00028.09
8.1.250.0050.00228.09
8.1.240.0060.00323.97
8.1.230.0060.00619.48
8.1.220.0080.00017.74
8.1.210.0030.00618.77
8.1.200.0070.00617.10
8.1.190.0030.00617.23
8.1.180.0050.00318.10
8.1.170.0070.00318.47
8.1.160.0070.00020.59
8.1.150.0080.00018.77
8.1.140.0080.00019.41
8.1.130.0000.00717.63
8.1.120.0000.00717.39
8.1.110.0040.00417.24
8.1.100.0020.00517.42
8.1.90.0000.00717.41
8.1.80.0030.00617.32
8.1.70.0000.00717.38
8.1.60.0050.00317.53
8.1.50.0040.00417.45
8.1.40.0000.00717.48
8.1.30.0050.00317.58
8.1.20.0040.00417.34
8.1.10.0070.00317.46
8.1.00.0040.00417.47
8.0.300.0000.00818.77
8.0.290.0090.00016.63
8.0.280.0000.00818.34
8.0.270.0050.00217.14
8.0.260.0000.00617.11
8.0.250.0040.00416.84
8.0.240.0000.00816.94
8.0.230.0000.00716.71
8.0.220.0000.00716.82
8.0.210.0040.00416.84
8.0.200.0000.00716.88
8.0.190.0040.00416.82
8.0.180.0060.00316.75
8.0.170.0020.00516.79
8.0.160.0000.00716.84
8.0.150.0000.00716.83
8.0.140.0030.00516.79
8.0.130.0050.00013.22
8.0.120.0040.00416.82
8.0.110.0080.00016.86
8.0.100.0070.00016.86
8.0.90.0040.00416.88
8.0.80.0040.01116.88
8.0.70.0050.00216.64
8.0.60.0040.00416.92
8.0.50.0000.00716.64
8.0.30.0070.00817.11
8.0.20.0110.01217.40
8.0.10.0040.00416.85
8.0.00.0120.00816.70
7.4.330.0050.00016.84
7.4.320.0070.00016.38
7.4.300.0000.00716.52
7.4.290.0030.00316.43
7.4.280.0050.00316.41
7.4.270.0000.00816.35
7.4.260.0040.00416.30
7.4.250.0040.00416.49
7.4.240.0080.00016.56
7.4.230.0000.00716.31
7.4.220.0110.00716.46
7.4.210.0050.01116.37
7.4.200.0070.00016.59
7.4.160.0090.00616.68
7.4.150.0110.00817.40
7.4.140.0070.01517.86
7.4.130.0120.01116.54
7.4.120.0070.01116.52
7.4.110.0100.00716.71
7.4.100.0070.01116.39
7.4.90.0070.01116.35
7.4.80.0130.01019.39
7.4.70.0030.01316.60
7.4.60.0090.01416.53
7.4.50.0070.01016.11
7.4.40.0070.01016.63
7.4.30.0110.00616.49
7.4.00.0030.01615.05
7.3.330.0000.00513.02
7.3.320.0000.00513.02
7.3.310.0030.00316.04
7.3.300.0030.00316.03
7.3.290.0070.00016.10
7.3.280.0100.00616.21
7.3.270.0120.00617.40
7.3.260.0130.00516.28
7.3.250.0080.00816.26
7.3.240.0080.01016.18
7.3.230.0140.00316.39
7.3.210.0100.00716.18
7.3.200.0130.00616.37
7.3.190.0030.01416.08
7.3.180.0120.00616.25
7.3.170.0130.00416.39
7.3.160.0090.00616.46
7.3.120.0030.01414.79
7.3.110.0070.01014.89
7.3.100.0100.00315.00
7.3.90.0060.00314.70
7.3.80.0040.01114.54
7.3.70.0040.01114.73
7.3.60.0000.01314.70
7.3.50.0000.01214.72
7.3.40.0060.00614.76
7.3.30.0040.00914.71
7.3.20.0040.00816.46
7.3.10.0070.00116.32
7.3.00.0060.00816.58
7.2.330.0140.00816.21
7.2.320.0000.01816.58
7.2.310.0150.00316.36
7.2.300.0060.00916.33
7.2.290.0070.01516.36
7.2.250.0050.01414.95
7.2.240.0040.01814.71
7.2.230.0030.01314.80
7.2.220.0030.00814.88
7.2.210.0110.00715.21
7.2.200.0040.01114.99
7.2.190.0060.00314.79
7.2.180.0030.01314.62
7.2.170.0000.01314.82
7.2.130.0040.01116.18
7.2.120.0060.00916.37
7.2.110.0030.01216.46
7.2.100.0070.01016.57
7.2.90.0100.01016.61
7.2.80.0110.00416.51
7.2.70.0080.00416.66
7.2.60.0070.00716.60
7.2.50.0050.00516.60
7.2.40.0070.00716.70
7.2.30.0110.00416.71
7.2.20.0060.00616.53
7.2.10.0090.00316.21
7.2.00.0080.00518.13
7.1.330.0030.01315.54
7.1.320.0030.00615.82
7.1.310.0000.01015.66
7.1.300.0000.01415.53
7.1.290.0030.01015.58
7.1.280.0000.00915.34
7.1.270.0070.00415.42
7.1.260.0040.00815.51
7.1.250.0080.00415.29
7.1.200.0030.01015.62
7.1.100.0180.00716.05
7.1.70.0000.00716.90
7.1.60.0070.01419.19
7.1.50.0210.00416.91
7.1.00.0070.07322.45
7.0.200.0920.00914.82
7.0.60.0100.07321.63
7.0.50.0030.04017.72
7.0.40.0000.09720.06
7.0.30.0370.04320.16
7.0.20.0200.06320.20
7.0.10.0170.07720.14
7.0.00.0100.05020.30
5.6.280.0000.04320.76
5.6.210.0100.08020.49
5.6.200.0100.06318.19
5.6.190.0130.05320.68
5.6.180.0470.07020.48
5.6.170.0270.06020.39
5.6.160.0130.07020.52
5.6.150.0030.04318.17
5.6.140.0130.06718.19
5.6.130.0070.04318.11
5.6.120.0100.07321.09
5.6.110.0100.06721.02
5.6.100.0030.08720.99
5.6.90.0030.06320.95
5.6.80.0130.07720.52
5.5.350.0200.04320.39
5.5.340.0130.06718.09
5.5.330.0030.04020.34
5.5.320.0330.07320.34
5.5.310.0270.03720.35
5.5.300.0130.07718.03
5.5.290.0100.07017.94
5.5.280.0070.05020.77
5.5.270.0100.08020.76
5.5.260.0130.07320.66
5.5.250.0030.04720.68
5.5.240.0030.06320.15

preferences:
40.12 ms | 401 KiB | 5 Q