3v4l.org

run code in 300+ PHP versions simultaneously
<?php function test(&$var) { echo $var; $var++; } $test = 1; test(1);

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)
8.3.60.0200.00316.88
8.3.50.0120.00322.05
8.3.40.0070.01118.96
8.3.30.0070.00718.84
8.3.20.0050.00320.07
8.3.10.0040.00421.60
8.3.00.0040.00417.80
8.2.180.0130.00316.88
8.2.170.0040.01122.96
8.2.160.0040.01120.38
8.2.150.0060.00324.18
8.2.140.0040.00424.66
8.2.130.0000.00826.16
8.2.120.0040.00421.09
8.2.110.0000.01022.25
8.2.100.0060.00318.69
8.1.280.0090.00925.92
8.1.270.0080.00024.01
8.1.260.0040.00426.35
8.1.250.0040.00428.09
8.1.240.0060.00318.56
8.1.230.0030.00618.57
5.4.310.0050.03912.51
5.4.300.0040.03912.52
5.4.290.0030.04112.52
5.4.280.0050.03712.41
5.4.270.0050.03712.41
5.4.260.0080.03412.41
5.4.250.0080.03512.41
5.4.240.0020.04012.41
5.4.230.0070.03712.40
5.4.220.0070.04012.40
5.4.210.0060.04012.40
5.4.200.0050.03812.40
5.4.190.0070.03512.40
5.4.180.0050.03912.40
5.4.170.0080.03612.41
5.4.160.0050.03812.40
5.4.150.0040.04212.39
5.4.140.0080.03512.08
5.4.130.0080.03312.07
5.4.120.0120.04212.02
5.4.110.0090.04012.02
5.4.100.0080.03512.02
5.4.90.0140.03312.02
5.4.80.0050.03712.02
5.4.70.0040.03612.02
5.4.60.0060.03712.02
5.4.50.0090.04312.02
5.4.40.0050.03512.01
5.4.30.0060.04512.01
5.4.20.0080.03612.00
5.4.10.0060.03312.00
5.4.00.0040.03811.50
5.3.280.0100.03312.71
5.3.270.0080.03712.73
5.3.260.0100.04212.72
5.3.250.0060.03712.72
5.3.240.0040.03912.72
5.3.230.0080.03512.70
5.3.220.0070.03512.68
5.3.210.0060.03912.68
5.3.200.0070.03612.68
5.3.190.0050.03912.68
5.3.180.0040.03912.67
5.3.170.0050.03712.67
5.3.160.0040.03812.68
5.3.150.0070.03612.67
5.3.140.0120.03012.66
5.3.130.0030.04312.66
5.3.120.0060.03812.66
5.3.110.0040.04112.66
5.3.100.0050.03812.12
5.3.90.0070.03512.11
5.3.80.0110.03612.09
5.3.70.0080.03512.09
5.3.60.0080.03312.08
5.3.50.0040.03712.02
5.3.40.0060.03612.02
5.3.30.0040.03611.98
5.3.20.0090.03211.76
5.3.10.0020.03811.73
5.3.00.0070.03511.71
5.2.170.0070.0299.21
5.2.160.0050.0299.21
5.2.150.0050.0309.21
5.2.140.0070.0289.21
5.2.130.0040.0299.17
5.2.120.0030.0309.17
5.2.110.0040.0309.18
5.2.100.0050.0299.17
5.2.90.0080.0289.18
5.2.80.0050.0309.17
5.2.70.0070.0289.17
5.2.60.0040.0319.13
5.2.50.0080.0279.09
5.2.40.0030.0309.07
5.2.30.0060.0299.04
5.2.20.0040.0319.04
5.2.10.0060.0268.94
5.2.00.0040.0288.80
5.1.60.0010.0278.09
5.1.50.0070.0248.08
5.1.40.0040.0248.07
5.1.30.0060.0238.42
5.1.20.0040.0278.44
5.1.10.0020.0338.16
5.1.00.0030.0268.16
5.0.50.0040.0206.64
5.0.40.0030.0196.50
5.0.30.0030.0316.30
5.0.20.0030.0196.28
5.0.10.0030.0196.26
5.0.00.0040.0316.25
4.4.90.0040.0144.78
4.4.80.0010.0174.75
4.4.70.0050.0134.75
4.4.60.0020.0164.76
4.4.50.0030.0154.77
4.4.40.0050.0224.71
4.4.30.0030.0154.76
4.4.20.0020.0164.84
4.4.10.0050.0134.85
4.4.00.0030.0304.76
4.3.110.0050.0164.67
4.3.100.0050.0134.66
4.3.90.0030.0144.63
4.3.80.0050.0214.59
4.3.70.0030.0144.63
4.3.60.0030.0154.63
4.3.50.0020.0164.63
4.3.40.0030.0244.53
4.3.30.0020.0163.30
4.3.20.0020.0163.27
4.3.10.0010.0163.23
4.3.00.0000.0236.94

preferences:
35.78 ms | 401 KiB | 5 Q