3v4l.org

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

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)
8.3.60.0000.01518.18
8.3.50.0030.01016.36
8.3.40.0110.00418.81
8.3.30.0150.00618.44
8.3.20.0050.00320.22
8.3.10.0070.00321.73
8.3.00.0000.00919.56
8.2.180.0100.01018.17
8.2.170.0090.00622.96
8.2.160.0070.00719.09
8.2.150.0040.00424.18
8.2.140.0070.00024.66
8.2.130.0070.00021.07
8.2.120.0040.00426.35
8.2.110.0060.00319.38
8.2.100.0080.00317.72
8.2.90.0050.00319.23
8.2.80.0000.00917.97
8.2.70.0050.00317.61
8.2.60.0000.00817.93
8.2.50.0040.00418.10
8.2.40.0060.00320.46
8.2.30.0060.00321.04
8.2.20.0040.00418.05
8.2.10.0030.00518.03
8.2.00.0080.00017.91
8.1.280.0080.00625.92
8.1.270.0030.00522.02
8.1.260.0040.00426.35
8.1.250.0070.00028.09
8.1.240.0000.00922.45
8.1.230.0110.00020.97
8.1.220.0060.00317.74
8.1.210.0040.00418.77
8.1.200.0000.00817.36
8.1.190.0040.00417.23
8.1.180.0040.00418.10
8.1.170.0050.00320.37
8.1.160.0000.00719.00
8.1.150.0090.00020.67
8.1.140.0050.00219.57
8.1.130.0000.00718.80
8.1.120.0050.00217.48
8.1.110.0020.00517.28
8.1.100.0040.00417.43
8.1.90.0030.00317.37
8.1.80.0000.00717.34
8.1.70.0000.00717.38
8.1.60.0060.00317.58
8.1.50.0020.00517.47
8.1.40.0000.00717.43
8.1.30.0030.00617.65
8.1.20.0050.00217.70
8.1.10.0070.00017.48
8.1.00.0040.00417.36
8.0.300.0080.00019.88
8.0.290.0040.00416.63
8.0.280.0040.00418.43
8.0.270.0000.00717.26
8.0.260.0000.00616.71
8.0.250.0000.00716.98
8.0.240.0060.00316.92
8.0.230.0000.00716.93
8.0.220.0040.00416.84
8.0.210.0040.00416.76
8.0.200.0040.00416.82
8.0.190.0070.00416.88
8.0.180.0000.00716.91
8.0.170.0040.00416.93
8.0.160.0040.00416.84
8.0.150.0000.00716.83
8.0.140.0070.00016.68
8.0.130.0060.00013.31
8.0.120.0040.00416.84
8.0.110.0040.00416.91
8.0.100.0000.00716.77
8.0.90.0040.00416.74
8.0.80.0090.00616.85
8.0.70.0020.00516.93
8.0.60.0000.00716.75
8.0.50.0000.00816.92
8.0.30.0070.01217.08
8.0.20.0110.01017.40
8.0.10.0040.00416.93
8.0.00.0180.00016.71
7.4.330.0000.00715.55
7.4.320.0000.00616.39
7.4.300.0060.00016.49
7.4.290.0070.00016.53
7.4.280.0000.00816.58
7.4.270.0070.00016.51
7.4.260.0070.00316.58
7.4.250.0000.00716.53
7.4.240.0070.00016.58
7.4.230.0030.00316.61
7.4.220.0120.00616.62
7.4.210.0030.01816.66
7.4.200.0030.00316.42
7.4.160.0100.00616.31
7.4.150.0060.01317.40
7.4.140.0110.00917.86
7.4.130.0130.01416.53
7.4.120.0080.01116.43
7.4.110.0040.01416.37
7.4.100.0150.00416.40
7.4.90.0120.00616.50
7.4.80.0030.01819.39
7.4.70.0100.00716.33
7.4.60.0060.00916.53
7.4.50.0070.00316.46
7.4.40.0030.01316.25
7.4.30.0080.00816.39
7.4.00.0030.01014.75
7.3.330.0020.00212.92
7.3.320.0060.00013.10
7.3.310.0070.00016.18
7.3.300.0000.00616.02
7.3.290.0050.01116.20
7.3.280.0070.01016.16
7.3.270.0070.01017.40
7.3.260.0230.01316.51
7.3.250.0090.01016.34
7.3.240.0100.00716.16
7.3.230.0040.01516.45
7.3.210.0100.01316.18
7.3.200.0100.00716.46
7.3.190.0110.00516.48
7.3.180.0170.00016.23
7.3.170.0090.00616.21
7.3.160.0120.00316.52
7.2.330.0120.00616.48
7.2.320.0110.01316.26
7.2.310.0090.01316.32
7.2.300.0120.01116.49
7.2.290.0120.00816.50
7.2.60.0000.01616.57
7.2.00.0050.00519.03
7.1.200.0040.00815.85
7.1.100.0030.00717.94
7.1.70.0030.01017.25
7.1.60.0160.01035.06
7.1.50.0160.01334.75
7.1.40.0130.01634.53
7.1.30.0160.01234.54
7.1.20.0200.00734.57
7.1.10.0000.01316.59
7.1.00.0030.01016.82
7.0.200.0040.00816.40
7.0.190.0070.00716.57
7.0.180.0060.00916.10
7.0.170.0040.01116.10
7.0.160.0030.01016.08
7.0.150.0030.01016.13
7.0.140.0030.00916.30
7.0.130.0100.00716.37
7.0.120.0030.01016.62
7.0.110.0060.00616.31
7.0.100.0090.00316.30
7.0.90.0030.01016.20
7.0.80.0000.01416.47
7.0.70.0040.00816.40
7.0.60.0030.00916.12
7.0.50.0070.00616.47
7.0.40.0030.00916.38
7.0.30.0050.00816.40
7.0.20.0000.01216.57
7.0.10.0000.01216.30
7.0.00.0060.00616.29

preferences:
43.04 ms | 400 KiB | 5 Q