3v4l.org

run code in 300+ PHP versions simultaneously
<?php $foo = 'bar'; $$foo = 'amagad'; $fn = function () use ($bar) { echo $bar; }; $fn();

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)
8.3.60.0120.00316.50
8.3.50.0100.00821.93
8.3.40.0110.00718.59
8.3.30.0070.00719.04
8.3.20.0070.00019.99
8.3.10.0040.00421.72
8.3.00.0030.00619.20
8.2.180.0140.00418.54
8.2.170.0070.00722.96
8.2.160.0040.01120.34
8.2.150.0000.00824.18
8.2.140.0060.00324.66
8.2.130.0040.00426.16
8.2.120.0050.00319.21
8.2.110.0100.00019.37
8.2.100.0040.00817.63
8.2.90.0040.00419.05
8.2.80.0030.00617.97
8.2.70.0040.00817.63
8.2.60.0070.00017.80
8.2.50.0040.00418.07
8.2.40.0080.00019.73
8.2.30.0000.00818.00
8.2.20.0030.00517.62
8.2.10.0040.00418.00
8.2.00.0050.00317.75
8.1.280.0100.01025.92
8.1.270.0030.00620.64
8.1.260.0040.00426.35
8.1.250.0070.00028.09
8.1.240.0090.00023.83
8.1.230.0130.00017.66
8.1.220.0040.00417.77
8.1.210.0030.00518.77
8.1.200.0080.00317.35
8.1.190.0000.00817.23
8.1.180.0000.00718.10
8.1.170.0060.00320.31
8.1.160.0030.00622.00
8.1.150.0040.00418.85
8.1.140.0020.00517.44
8.1.130.0030.00317.82
8.1.120.0040.00317.52
8.1.110.0040.00417.39
8.1.100.0020.00517.41
8.1.90.0050.00217.48
8.1.80.0070.00017.43
8.1.70.0070.00017.38
8.1.60.0000.00817.61
8.1.50.0030.00617.49
8.1.40.0040.00417.45
8.1.30.0040.00417.70
8.1.20.0000.00717.62
8.1.10.0030.00517.41
8.1.00.0000.00717.46
8.0.300.0040.00418.77
8.0.290.0080.00016.63
8.0.280.0080.00018.32
8.0.270.0000.00717.27
8.0.260.0060.00017.27
8.0.250.0050.00216.88
8.0.240.0030.00316.85
8.0.230.0000.00716.99
8.0.220.0050.00216.77
8.0.210.0050.00316.91
8.0.200.0000.00717.01
8.0.190.0000.00816.94
8.0.180.0030.00516.94
8.0.170.0050.00316.83
8.0.160.0040.00416.81
8.0.150.0050.00316.84
8.0.140.0000.00716.88
8.0.130.0000.00513.41
8.0.120.0030.00616.69
8.0.110.0040.00416.79
8.0.100.0030.00316.72
8.0.90.0030.00516.93
8.0.80.0060.01216.85
8.0.70.0000.00816.81
8.0.60.0080.00016.79
8.0.50.0040.00416.79
8.0.30.0130.00917.10
8.0.20.0090.01017.40
8.0.10.0040.00416.88
8.0.00.0120.00616.80
7.4.330.0030.00315.04
7.4.320.0000.00616.51
7.4.300.0030.00316.52
7.4.290.0040.00416.59
7.4.280.0040.00416.50
7.4.270.0030.00316.64
7.4.260.0030.00316.60
7.4.250.0080.00016.40
7.4.240.0020.00516.56
7.4.230.0040.00416.50
7.4.220.0140.00316.51
7.4.210.0080.00816.54
7.4.200.0070.00016.61
7.4.160.0110.01116.48
7.4.150.0090.00917.40
7.4.140.0080.01217.86
7.4.130.0100.00816.48
7.4.120.0090.00916.58
7.4.110.0190.00416.40
7.4.100.0090.00916.38
7.4.90.0140.00316.52
7.4.80.0120.00619.39
7.4.70.0070.01016.48
7.4.60.0070.01016.54
7.4.50.0040.00416.16
7.4.40.0040.01116.50
7.4.30.0060.01616.35
7.4.00.0060.01015.18
7.3.330.0060.00013.32
7.3.320.0130.00013.45
7.3.310.0050.00216.18
7.3.300.0040.00416.41
7.3.290.0100.00616.37
7.3.280.0070.00916.38
7.3.270.0140.00317.40
7.3.260.0120.00616.61
7.3.250.0090.00916.43
7.3.240.0120.00916.29
7.3.230.0090.00916.49
7.3.210.0120.00416.67
7.3.200.0100.01019.39
7.3.190.0070.01016.32
7.3.180.0100.01016.45
7.3.170.0080.01216.50
7.3.160.0060.00916.45
7.3.10.0050.00916.70
7.3.00.0120.00316.37
7.2.330.0150.00916.54
7.2.320.0130.00316.50
7.2.310.0110.00716.45
7.2.300.0120.00616.42
7.2.290.0120.00916.44
7.2.130.0080.00716.70
7.2.120.0070.01116.67
7.2.110.0060.00916.68
7.2.100.0070.00716.44
7.2.90.0080.00516.78
7.2.80.0080.00716.66
7.2.70.0110.00716.71
7.2.60.0080.00616.70
7.2.50.0050.00816.64
7.2.40.0100.00716.55
7.2.30.0070.00616.77
7.2.20.0100.00516.69
7.2.10.0120.00616.75
7.2.00.0060.00917.67
7.1.250.0080.00915.40
7.1.200.0030.01015.71
7.1.100.0040.01117.95
7.1.70.0040.00416.81
7.1.60.0090.01219.50
7.1.50.0090.01316.82
7.1.00.0070.07322.28
7.0.200.0660.00314.45
7.0.140.0030.05321.95
7.0.60.0130.05319.94
7.0.50.0030.08717.83
7.0.40.0030.06320.30
7.0.30.0570.04020.08
7.0.20.0230.07320.12
7.0.10.0130.06020.34
7.0.00.0130.07320.20
5.6.280.0000.07721.08
5.6.210.0070.06720.53
5.6.200.0030.07718.17
5.6.190.0070.07020.79
5.6.180.0170.07720.25
5.6.170.0200.05320.71
5.6.160.0100.03720.43
5.6.150.0130.07718.21
5.6.140.0030.06718.23
5.6.130.0030.07318.14
5.6.120.0130.06720.97
5.6.110.0070.08721.05
5.6.100.0070.04021.14
5.6.90.0130.07321.04
5.6.80.0100.05320.53
5.6.70.0470.06720.28
5.5.350.0270.08020.41
5.5.340.0100.05318.04
5.5.330.0070.04020.43
5.5.320.0030.05020.35
5.5.310.0330.08320.30
5.5.300.0070.05317.98
5.5.290.0130.07718.09
5.5.280.0100.08020.88
5.5.270.0130.05320.96
5.5.260.0000.07320.89
5.5.250.0170.07020.57
5.5.240.0200.07020.25
5.4.450.0630.06019.56
5.4.440.0770.06319.53
5.4.430.0970.05019.61
5.4.420.0200.06319.17
5.4.410.1030.05319.21
5.4.400.0300.05018.54
5.4.390.0200.05718.79
5.4.380.3730.07718.70
5.4.370.0330.04018.59
5.4.360.0170.05318.72
5.4.350.0130.06318.53
5.4.340.0170.06318.53
5.4.320.0230.06718.49
5.4.310.0200.05018.72
5.4.300.0300.05318.80
5.4.290.0270.06718.84
5.4.280.1970.05718.50
5.4.270.0230.05018.46
5.4.260.0230.04718.83
5.4.250.0270.04718.69
5.4.240.0130.06018.63
5.4.230.0270.05018.53
5.4.220.0200.05318.73
5.4.210.0130.06018.75
5.4.200.0230.06716.79
5.4.190.0170.07718.74
5.4.180.0330.05318.45
5.4.170.0200.08018.79
5.4.160.0400.06018.48
5.4.150.0430.05718.71
5.4.140.0070.06016.33
5.4.130.0270.06316.26
5.4.120.0400.05316.27
5.4.110.0400.03316.43
5.4.100.0170.05716.21
5.4.90.0230.04716.23
5.4.80.0130.05716.28
5.4.70.0270.04716.25
5.4.60.0430.04316.24
5.4.50.0130.05716.30
5.4.40.0130.05316.26
5.4.30.0130.05016.20
5.4.20.0300.03716.16
5.4.10.0170.05016.16
5.4.00.1100.06015.87
5.3.290.0270.07314.79
5.3.280.0800.06714.70
5.3.270.0330.05714.63
5.3.260.0200.05314.82
5.3.250.0270.05014.70
5.3.240.0230.06314.82
5.3.230.0200.06014.73
5.3.220.0270.05714.69
5.3.210.0270.06014.55
5.3.200.0270.04714.70
5.3.190.0130.06014.77
5.3.180.0230.06014.68
5.3.170.2570.05014.57
5.3.160.0230.05314.72
5.3.150.0270.05014.74
5.3.140.0370.05714.54
5.3.130.0300.05014.67
5.3.120.0300.05714.73
5.3.110.0300.05314.77
5.3.100.0300.05714.06
5.3.90.0230.05314.19
5.3.80.3430.04714.05
5.3.70.0200.05314.22
5.3.60.0400.05314.04
5.3.50.0270.06314.17
5.3.40.0370.06313.95
5.3.30.0330.06714.00
5.3.20.0300.07313.70
5.3.10.0200.06713.73
5.3.00.0170.05313.70
5.2.170.0130.05011.10
5.2.160.0230.04011.17
5.2.150.0200.04711.02
5.2.140.0270.04011.11
5.2.130.0170.05711.07
5.2.120.0300.04311.23
5.2.110.0230.05011.02
5.2.100.0130.05011.14
5.2.90.0200.04311.08
5.2.80.0330.05311.07
5.2.70.0370.04711.25
5.2.60.0130.05011.20
5.2.50.0330.04310.93
5.2.40.0200.03711.02
5.2.30.0200.04011.03
5.2.20.0130.04710.96
5.2.10.0200.05010.89
5.2.00.0170.05010.70
5.1.60.0130.06310.05
5.1.50.0130.0509.96
5.1.40.0170.0479.99
5.1.30.0270.03710.31
5.1.20.0230.04310.38
5.1.10.0130.04710.12
5.1.00.0230.04010.09
5.0.50.0070.0408.61
5.0.40.0200.0278.53
5.0.30.0130.0538.25
5.0.20.0100.0308.18
5.0.10.0100.0338.35
5.0.00.0100.0608.29
4.4.90.0100.0205.86
4.4.80.0130.0235.90
4.4.70.0100.0205.88
4.4.60.0030.0275.96
4.4.50.0030.0275.82
4.4.40.0070.0375.91
4.4.30.0130.0175.89
4.4.20.0130.0175.96
4.4.10.0070.0205.94
4.4.00.0070.0335.89
4.3.110.0030.0235.84
4.3.100.0070.0205.82
4.3.90.0100.0275.82
4.3.80.0100.0405.78
4.3.70.0070.0235.78
4.3.60.0100.0175.81
4.3.50.0170.0175.80
4.3.40.0030.0375.77
4.3.30.0000.0274.59
4.3.20.0030.0234.55
4.3.10.0030.0234.58
4.3.00.0100.0206.65

preferences:
40.64 ms | 401 KiB | 5 Q