3v4l.org

run code in 300+ PHP versions simultaneously
<?php $y = 2; $x === '' && $y = 6; print $y;

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)
8.3.60.0180.00318.55
8.3.50.0070.00716.43
8.3.40.0040.01118.68
8.3.30.0090.00918.81
8.3.20.0050.00220.16
8.3.10.0060.00322.05
8.3.00.0080.00022.57
8.2.180.0140.00716.75
8.2.170.0140.00722.96
8.2.160.0070.00719.41
8.2.150.0000.00824.18
8.2.140.0040.00424.66
8.2.130.0040.00420.52
8.2.120.0040.00426.35
8.2.110.0090.00320.89
8.2.100.0080.00318.04
8.2.90.0040.00418.16
8.2.80.0030.00617.97
8.2.70.0030.00617.50
8.2.60.0030.00617.68
8.2.50.0080.00018.10
8.2.40.0040.00420.63
8.2.30.0040.00419.28
8.2.20.0030.00417.91
8.2.10.0000.00718.09
8.2.00.0080.00018.15
8.1.280.0090.00625.92
8.1.270.0080.00023.96
8.1.260.0000.00726.35
8.1.250.0000.00828.09
8.1.240.0060.00323.88
8.1.230.0080.00320.91
8.1.220.0000.00817.74
8.1.210.0000.00820.05
8.1.200.0030.00617.35
8.1.190.0040.00417.39
8.1.180.0060.00318.10
8.1.170.0080.00018.64
8.1.160.0040.00418.91
8.1.150.0080.00020.09
8.1.140.0000.00819.50
8.1.130.0050.00318.86
8.1.120.0040.00417.34
8.1.110.0040.00417.42
8.1.100.0040.00417.39
8.1.90.0000.00817.32
8.1.80.0040.00417.43
8.1.70.0030.00317.34
8.1.60.0040.00417.62
8.1.50.0000.00717.41
8.1.40.0040.00417.53
8.1.30.0040.00417.52
8.1.20.0030.00517.65
8.1.10.0030.00617.54
8.1.00.0040.00417.46
8.0.300.0040.00420.07
8.0.290.0050.00316.75
8.0.280.0000.00718.44
8.0.270.0000.00717.16
8.0.260.0000.01018.91
8.0.250.0030.00316.91
8.0.240.0040.00616.99
8.0.230.0040.00417.04
8.0.220.0040.00416.93
8.0.210.0040.00416.96
8.0.200.0030.00717.05
8.0.190.0030.00616.90
8.0.180.0000.00816.92
8.0.170.0000.00816.93
8.0.160.0000.00716.95
8.0.150.0040.00416.76
8.0.140.0000.00716.81
8.0.130.0040.00413.32
8.0.120.0040.00416.78
8.0.110.0000.00716.94
8.0.100.0070.00016.93
8.0.90.0000.00716.79
8.0.80.0130.00716.95
8.0.70.0030.00516.81
8.0.60.0000.00716.98
8.0.50.0020.00516.81
8.0.30.0050.01117.14
8.0.20.0130.00817.40
8.0.10.0000.00716.93
8.0.00.0110.00916.76
7.4.330.0050.00015.55
7.4.320.0030.00316.51
7.4.300.0060.00016.41
7.4.290.0060.00316.63
7.4.280.0040.00416.49
7.4.270.0030.00316.56
7.4.260.0040.00416.47
7.4.250.0080.00016.46
7.4.240.0040.00416.57
7.4.230.0050.00216.33
7.4.220.0130.01316.62
7.4.210.0080.00616.52
7.4.200.0030.00316.61
7.4.160.0060.01916.41
7.4.150.0070.01017.40
7.4.140.0080.01017.86
7.4.130.0080.01516.51
7.4.120.0100.01116.51
7.4.110.0140.00316.71
7.4.100.0070.01016.54
7.4.90.0160.00016.39
7.4.80.0090.00619.39
7.4.70.0060.01016.42
7.4.60.0060.01216.50
7.4.50.0130.00016.29
7.4.40.0140.00316.57
7.4.30.0060.01316.53
7.4.00.0000.01715.13
7.3.330.0050.00013.15
7.3.320.0000.00613.04
7.3.310.0000.00716.28
7.3.300.0000.00616.22
7.3.290.0090.00716.34
7.3.280.0080.00916.33
7.3.270.0130.00317.40
7.3.260.0040.01316.31
7.3.240.0150.00616.40
7.3.230.0100.00616.40
7.3.210.0100.00616.35
7.3.200.0110.00616.39
7.3.190.0090.00616.49
7.3.180.0060.00916.36
7.3.170.0090.00616.52
7.3.160.0030.01216.46
7.2.330.0120.00616.50
7.2.320.0110.01216.71
7.2.310.0030.01316.53
7.2.300.0160.00616.50
7.2.290.0100.01016.23
7.2.60.0000.01216.59
7.1.200.0030.00715.72
7.1.70.0030.00516.98
7.1.60.0080.00317.01
7.1.50.0170.01034.69
7.1.40.0170.01034.14
7.1.30.0200.00734.07
7.1.20.0170.01334.22
7.1.10.0070.01016.46
7.1.00.0070.00716.41
7.0.200.0030.01016.89
7.0.190.0030.01016.66
7.0.180.0070.00716.08
7.0.170.0030.00716.05
7.0.160.0070.00716.20
7.0.150.0070.01016.09
7.0.140.0100.00716.07
7.0.130.0070.00316.38
7.0.120.0070.00716.13
7.0.110.0000.01016.15
7.0.100.0030.00716.31
7.0.90.0030.01316.16
7.0.80.0070.00716.23
7.0.70.0100.01016.05
7.0.60.0000.01316.00
7.0.50.0030.00716.34
7.0.40.0030.01016.54
7.0.30.0000.01316.35
7.0.20.0000.01016.48
7.0.10.0000.01016.47
7.0.00.0030.00716.34

preferences:
64.4 ms | 401 KiB | 5 Q