3v4l.org

run code in 300+ PHP versions simultaneously
<?php namespace Test { class Test { public function hello() { echo "HI"; } } } namespace Test { class Test { public function hello() { echo "HI3"; } } } namespace Test3 { $var = new \Test\Test; $var->hello(); }

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)
8.3.60.0120.00916.75
8.3.50.0000.01416.35
8.3.40.0140.00718.67
8.3.30.0150.00318.73
8.3.20.0040.00420.16
8.3.10.0040.00421.73
8.3.00.0000.00722.08
8.2.180.0140.00716.47
8.2.170.0120.00622.96
8.2.160.0150.00319.16
8.2.150.0080.00024.18
8.2.140.0040.00424.66
8.2.130.0040.00421.11
8.2.120.0000.00726.35
8.2.110.0030.00620.52
8.2.100.0070.00417.91
8.2.90.0000.00819.25
8.2.80.0050.00317.97
8.2.70.0060.00317.63
8.2.60.0000.00718.04
8.2.50.0030.00618.10
8.2.40.0090.00022.43
8.2.30.0000.00821.08
8.2.20.0050.00318.00
8.2.10.0050.00218.06
8.2.00.0000.00717.92
8.1.280.0070.01125.92
8.1.270.0040.00422.01
8.1.260.0040.00426.35
8.1.250.0070.00028.09
8.1.240.0060.00321.96
8.1.230.0090.00323.82
8.1.220.0030.00517.74
8.1.210.0040.00418.77
8.1.200.0090.00017.23
8.1.190.0040.00417.11
8.1.180.0080.00018.10
8.1.170.0080.00018.59
8.1.160.0000.00718.95
8.1.150.0070.00020.65
8.1.140.0000.00719.49
8.1.130.0030.00318.78
8.1.120.0040.00417.42
8.1.110.0040.00417.26
8.1.100.0000.00817.30
8.1.90.0030.00517.43
8.1.80.0000.00717.39
8.1.70.0030.00317.31
8.1.60.0000.00717.47
8.1.50.0030.00617.46
8.1.40.0040.00417.31
8.1.30.0000.00817.50
8.1.20.0020.00517.49
8.1.10.0070.00017.43
8.1.00.0060.00317.21
8.0.300.0000.00718.77
8.0.290.0060.00316.75
8.0.280.0030.00318.39
8.0.270.0030.00317.14
8.0.260.0000.00716.83
8.0.250.0000.00816.95
8.0.240.0030.00316.94
8.0.230.0000.00816.96
8.0.220.0050.00216.82
8.0.210.0040.00416.77
8.0.200.0030.00316.93
8.0.190.0080.00016.92
8.0.180.0070.00016.93
8.0.170.0050.00216.92
8.0.160.0030.00316.86
8.0.150.0030.00316.88
8.0.140.0040.00416.88
8.0.130.0000.00613.31
8.0.120.0040.00416.73
8.0.110.0000.00716.73
8.0.100.0070.00016.95
8.0.90.0080.00016.91
8.0.80.0130.00916.82
8.0.70.0040.00416.92
8.0.60.0000.00816.96
8.0.50.0040.00416.91
8.0.30.0110.00716.96
8.0.20.0090.01017.40
8.0.10.0080.00016.95
8.0.00.0130.01016.84
7.4.330.0060.00015.55
7.4.320.0000.00716.45
7.4.300.0070.00016.53
7.4.290.0030.00316.39
7.4.280.0080.00016.44
7.4.270.0030.00316.59
7.4.260.0000.00716.57
7.4.250.0040.00416.39
7.4.240.0030.00316.59
7.4.230.0070.00016.64
7.4.220.0070.01016.54
7.4.210.0070.01016.44
7.4.200.0040.00416.30
7.4.160.0120.00716.47
7.4.150.0110.00417.40
7.4.140.0070.01017.86
7.4.130.0090.01216.53
7.4.120.0100.00916.46
7.4.110.0060.01216.52
7.4.100.0120.00416.52
7.4.90.0060.01016.50
7.4.80.0070.01019.39
7.4.70.0100.00616.63
7.4.60.0110.00516.46
7.4.50.0070.00716.56
7.4.40.0130.00316.57
7.4.30.0160.00316.38
7.4.00.0140.00015.00
7.3.330.0000.00613.23
7.3.320.0000.00613.23
7.3.310.0070.00016.29
7.3.300.0060.00016.05
7.3.290.0070.00716.25
7.3.280.0060.01016.23
7.3.270.0050.01117.40
7.3.260.0080.01016.30
7.3.250.0050.01316.31
7.3.240.0090.00816.28
7.3.230.0080.00816.43
7.3.210.0090.00616.44
7.3.200.0160.00016.43
7.3.190.0060.00916.24
7.3.180.0120.00316.42
7.3.170.0090.00616.24
7.3.160.0060.01016.22
7.3.10.0090.00616.52
7.3.00.0090.00916.75
7.2.330.0130.00516.44
7.2.320.0120.00616.38
7.2.310.0070.01116.67
7.2.300.0100.00716.34
7.2.290.0060.01016.38
7.2.130.0070.00716.66
7.2.120.0030.01016.74
7.2.110.0110.00416.85
7.2.100.0030.01016.81
7.2.90.0080.00816.73
7.2.80.0080.00316.64
7.2.70.0060.00916.67
7.2.60.0060.01016.83
7.2.50.0030.00716.72
7.2.40.0060.00916.60
7.2.30.0070.00316.77
7.2.20.0000.01416.65
7.2.10.0100.00617.01
7.2.00.0030.00917.92
7.1.250.0030.01415.50
7.1.200.0060.00615.78
7.1.100.0030.00917.70
7.1.70.0090.00617.09
7.1.60.0200.01535.05
7.1.50.0270.01434.77
7.1.40.0290.01334.17
7.1.30.0280.00634.38
7.1.20.0210.01534.63
7.1.10.0090.00616.43
7.1.00.0030.01716.70
7.0.200.0070.01116.57
7.0.190.0030.01316.71
7.0.180.0090.00616.01
7.0.170.0030.01416.00
7.0.160.0100.00716.03
7.0.150.0080.00816.05
7.0.140.0000.01916.13
7.0.130.0030.01516.22
7.0.120.0060.01316.30
7.0.110.0060.00916.32
7.0.100.0060.01316.04
7.0.90.0120.00316.30
7.0.80.0040.01516.16
7.0.70.0050.01416.10
7.0.60.0030.01015.97
7.0.50.0040.01116.44
7.0.40.0080.00816.48
7.0.30.0040.01316.26
7.0.20.0060.01216.34
7.0.10.0100.01016.33
7.0.00.0070.01016.50

preferences:
39.12 ms | 400 KiB | 5 Q