3v4l.org

run code in 300+ PHP versions simultaneously
<?php function foo($n) { return $n * 3; } $y = foo(5); //$z; // 'declaring' undefined variable w/o error message in PHP // assign absolute value of $y to $z {if ($y > 0) $z = $y; else $z = -$y; } echo $z;

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)
8.3.60.0090.01218.28
8.3.50.0170.00721.06
8.3.40.0120.00318.70
8.3.30.0100.00318.97
8.3.20.0080.00020.16
8.3.10.0030.00523.50
8.3.00.0040.00419.13
8.2.180.0070.01016.38
8.2.170.0080.00822.96
8.2.160.0100.00320.38
8.2.150.0050.00324.18
8.2.140.0060.00324.66
8.2.130.0040.00426.16
8.2.120.0070.00319.18
8.2.110.0030.00622.14
8.2.100.0090.00317.38
8.2.90.0000.00719.07
8.2.80.0000.00817.97
8.2.70.0040.00417.59
8.2.60.0090.00017.93
8.2.50.0050.00318.07
8.2.40.0000.00819.94
8.2.30.0030.00518.05
8.2.20.0000.00817.65
8.2.10.0000.00717.95
8.2.00.0030.00617.59
8.1.280.0090.00625.92
8.1.270.0060.00322.02
8.1.260.0070.00026.35
8.1.250.0040.00428.09
8.1.240.0050.00523.97
8.1.230.0030.00919.09
8.1.220.0070.00017.74
8.1.210.0050.00318.77
8.1.200.0040.00417.35
8.1.190.0000.00817.35
8.1.180.0000.00818.10
8.1.170.0040.00418.58
8.1.160.0040.00421.94
8.1.150.0080.00018.88
8.1.140.0040.00417.38
8.1.130.0000.00717.83
8.1.120.0040.00417.45
8.1.110.0080.00017.31
8.1.100.0030.00517.22
8.1.90.0000.00817.46
8.1.80.0000.00717.32
8.1.70.0030.00317.34
8.1.60.0050.00217.57
8.1.50.0040.00417.57
8.1.40.0040.00417.35
8.1.30.0040.00417.58
8.1.20.0000.00717.54
8.1.10.0040.00417.39
8.1.00.0040.00417.43
8.0.300.0080.00018.77
8.0.290.0000.00716.75
8.0.280.0070.00018.43
8.0.270.0030.00317.13
8.0.260.0080.00017.21
8.0.250.0030.00316.84
8.0.240.0040.00416.93
8.0.230.0000.00616.91
8.0.220.0000.00716.85
8.0.210.0050.00316.81
8.0.200.0030.00316.88
8.0.190.0040.00416.87
8.0.180.0060.00716.88
8.0.170.0040.00416.84
8.0.160.0070.00016.86
8.0.150.0040.00416.80
8.0.140.0040.00416.77
8.0.130.0050.00013.24
8.0.120.0030.00616.82
8.0.110.0000.00816.79
8.0.100.0050.00316.68
8.0.90.0030.00316.64
8.0.80.0120.00316.79
8.0.70.0070.00016.94
8.0.60.0040.00416.66
8.0.50.0000.00716.72
8.0.30.0110.01316.98
8.0.20.0100.01017.40
8.0.10.0050.00316.89
8.0.00.0060.01516.77
7.4.330.0030.00315.02
7.4.320.0100.00016.52
7.4.300.0000.00616.50
7.4.290.0000.00616.40
7.4.280.0030.00416.49
7.4.270.0040.00416.48
7.4.260.0070.00016.50
7.4.250.0070.00016.57
7.4.240.0030.00316.52
7.4.230.0000.00716.58
7.4.220.0030.01316.68
7.4.210.0120.00316.62
7.4.200.0050.00316.48
7.4.160.0040.01216.36
7.4.150.0090.01417.40
7.4.140.0070.01117.86
7.4.130.0120.00516.44
7.4.120.0120.00616.43
7.4.110.0110.00616.49
7.4.100.0070.01616.65
7.4.90.0070.01016.61
7.4.80.0060.01619.39
7.4.70.0130.00316.53
7.4.60.0090.00616.28
7.4.50.0000.00416.54
7.4.40.0090.01216.38
7.4.30.0190.00416.56
7.4.00.0070.00714.97
7.3.330.0030.00313.32
7.3.320.0000.00513.18
7.3.310.0040.00316.18
7.3.300.0030.00316.22
7.3.290.0070.00816.34
7.3.280.0090.01116.32
7.3.270.0150.00917.40
7.3.260.0070.01016.60
7.3.250.0090.00816.33
7.3.240.0090.00916.63
7.3.230.0060.00916.56
7.3.210.0160.00616.61
7.3.200.0070.01519.39
7.3.190.0100.00716.46
7.3.180.0100.00616.39
7.3.170.0070.01016.56
7.3.160.0060.01516.61
7.3.120.0070.01114.88
7.3.110.0070.01114.70
7.3.100.0160.00014.62
7.3.90.0130.00614.83
7.3.80.0100.00714.57
7.3.70.0120.00414.95
7.3.60.0040.00914.80
7.3.50.0000.01514.64
7.3.40.0060.00914.61
7.3.30.0040.00714.93
7.3.20.0110.00316.54
7.3.10.0080.00616.45
7.3.00.0000.01116.76
7.2.330.0040.01216.77
7.2.320.0130.01016.72
7.2.310.0100.00616.55
7.2.300.0110.00516.55
7.2.290.0140.00916.73
7.2.250.0130.00614.94
7.2.240.0030.01714.99
7.2.230.0030.01314.86
7.2.220.0060.00315.00
7.2.210.0030.01415.02
7.2.200.0100.00714.91
7.2.190.0000.01514.76
7.2.180.0070.00715.02
7.2.170.0030.01315.03
7.2.00.0040.00719.07
7.1.330.0030.01215.84
7.1.320.0030.01015.42
7.1.310.0120.00615.92
7.1.300.0030.01015.79
7.1.290.0080.00615.63
7.1.280.0040.00715.87
7.1.270.0110.00315.68
7.1.260.0100.00315.66
7.1.200.0040.00715.71
7.1.100.0030.00918.27
7.1.70.0000.01017.19
7.1.60.0040.02119.32
7.1.50.0240.01234.89
7.1.00.0070.07322.44
7.0.200.0050.00316.75
7.0.140.0030.07322.00
7.0.60.0070.04019.94
7.0.50.0070.08017.78
7.0.40.0030.09020.21
7.0.30.0430.04020.07
7.0.20.0300.07720.30
7.0.10.0030.07720.26
7.0.00.0000.04320.19
5.6.280.0000.07721.13
5.6.210.0030.04020.48
5.6.200.0100.08018.29
5.6.190.0130.08020.56
5.6.180.0130.08720.48
5.6.170.0270.05320.57
5.6.160.0000.04320.50
5.6.150.0070.07018.12
5.6.140.0000.08718.15
5.6.130.0100.04018.20
5.6.120.0130.07021.02
5.6.110.0000.08720.90
5.6.100.0070.08321.12
5.6.90.0130.03720.96
5.6.80.0070.08020.36
5.6.70.4530.04020.38
5.5.350.0270.08320.30
5.5.340.0030.08718.07
5.5.330.0100.03720.23
5.5.320.0300.05320.27
5.5.310.0430.06320.36
5.5.300.0030.06718.03
5.5.290.0030.05317.95
5.5.280.0070.04320.90
5.5.270.0000.04320.96
5.5.260.0070.04320.76
5.5.250.0030.07720.68
5.5.240.3870.03320.26
5.4.450.0670.06719.59
5.4.440.0800.06319.47
5.4.430.0770.06019.38
5.4.420.0700.05719.70
5.4.410.0770.06319.35
5.4.400.0700.06319.23
5.4.390.0930.05719.29
5.4.380.0300.05719.28
5.4.370.0900.04319.14
5.4.360.0470.06319.01
5.4.350.0870.05019.14
5.4.340.0090.03212.01
5.4.320.0090.03312.50
5.4.310.0120.03312.50
5.4.300.0080.03412.50
5.4.290.0050.03912.50
5.4.280.0070.03412.39
5.4.270.0070.03512.39
5.4.260.0040.03912.40
5.4.250.0080.03512.40
5.4.240.0070.03512.40
5.4.230.0060.03812.39
5.4.220.0060.03512.39
5.4.210.0070.03412.39
5.4.200.0080.04012.39
5.4.190.0090.03312.39
5.4.180.0050.03812.38
5.4.170.0060.03512.40
5.4.160.0060.03512.39
5.4.150.0080.03812.39
5.4.140.0080.03812.07
5.4.130.0080.03212.06
5.4.120.0170.02512.02
5.4.110.0150.02712.02
5.4.100.0100.03112.01
5.4.90.0090.03912.01
5.4.80.0070.03612.01
5.4.70.0040.03612.01
5.4.60.0040.03512.01
5.4.50.0060.03412.01
5.4.40.0030.03612.00
5.4.30.0050.03512.00
5.4.20.0060.03311.99
5.4.10.0070.03211.99
5.4.00.0060.03411.48
5.3.290.0070.03812.80
5.3.280.0050.03812.71
5.3.270.0030.04112.73
5.3.260.0090.03512.72
5.3.250.0050.03712.72
5.3.240.0080.03412.72
5.3.230.0090.03612.71
5.3.220.0050.03612.68
5.3.210.0140.03112.68
5.3.200.0080.03612.68
5.3.190.0110.03412.68
5.3.180.0100.03412.67
5.3.170.0110.03212.67
5.3.160.0090.03812.67
5.3.150.0030.04012.68
5.3.140.0050.03712.66
5.3.130.0110.03412.66
5.3.120.0080.03712.66
5.3.110.0050.04012.66
5.3.100.0070.03712.11
5.3.90.0080.03612.10
5.3.80.0060.03512.09
5.3.70.0050.03612.09
5.3.60.0050.03612.07
5.3.50.0060.03512.02
5.3.40.0050.03712.02
5.3.30.0060.03411.97
5.3.20.0060.03411.76
5.3.10.0050.04511.73
5.3.00.0050.03611.71
5.2.170.0070.0309.21
5.2.160.0090.0279.21
5.2.150.0070.0389.21
5.2.140.0080.0299.21
5.2.130.0060.0279.17
5.2.120.0070.0249.17
5.2.110.0030.0299.18
5.2.100.0050.0279.17
5.2.90.0060.0269.17
5.2.80.0030.0319.16
5.2.70.0030.0319.17
5.2.60.0030.0309.12
5.2.50.0060.0289.09
5.2.40.0060.0299.07
5.2.30.0060.0289.04
5.2.20.0040.0289.04
5.2.10.0030.0288.94
5.2.00.0050.0288.79
5.1.60.0030.0248.08
5.1.50.0040.0248.08
5.1.40.0070.0218.06
5.1.30.0040.0258.41
5.1.20.0040.0268.43
5.1.10.0040.0268.16
5.1.00.0040.0258.16
5.0.50.0010.0226.64
5.0.40.0020.0206.50
5.0.30.0020.0326.31
5.0.20.0040.0186.27
5.0.10.0020.0216.25
5.0.00.0040.0306.25
4.4.90.0030.0154.78
4.4.80.0020.0164.75
4.4.70.0020.0164.75
4.4.60.0010.0164.75
4.4.50.0010.0164.77
4.4.40.0040.0234.71
4.4.30.0050.0134.76
4.4.20.0010.0174.84
4.4.10.0030.0154.85
4.4.00.0020.0254.76
4.3.110.0030.0164.67
4.3.100.0030.0144.66
4.3.90.0010.0164.63
4.3.80.0010.0284.59
4.3.70.0060.0164.63
4.3.60.0010.0164.63
4.3.50.0050.0124.62
4.3.40.0040.0224.54
4.3.30.0010.0163.30
4.3.20.0030.0143.27
4.3.10.0010.0163.24
4.3.00.0030.0206.93

preferences:
32.7 ms | 401 KiB | 5 Q