3v4l.org

run code in 300+ PHP versions simultaneously
<?php $pass = str_repeat('a', 1024 * 512); echo strlen($pass . $pass), "\n"; echo memory_get_peak_usage(), "\n", memory_get_peak_usage()/(1024*1024) . 'MB';

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)
8.3.60.0060.00917.75
8.3.50.0090.00719.10
8.3.40.0040.01220.09
8.3.30.0100.00720.04
8.3.20.0060.00320.27
8.3.10.0080.00022.57
8.3.00.0050.00321.29
8.2.180.0200.00317.88
8.2.170.0130.00622.96
8.2.160.0070.01123.34
8.2.150.0090.00024.18
8.2.140.0090.00024.66
8.2.130.0040.00426.16
8.2.120.0030.00622.88
8.2.110.0030.00720.71
8.2.100.0050.01019.41
8.2.90.0060.00320.55
8.2.80.0040.00419.00
8.2.70.0040.00418.87
8.2.60.0080.00019.43
8.2.50.0000.00919.13
8.2.40.0000.00819.84
8.2.30.0030.00519.59
8.2.20.0040.00419.00
8.2.10.0040.00419.21
8.2.00.0000.00918.92
8.1.280.0030.01225.92
8.1.270.0100.00324.66
8.1.260.0040.00426.35
8.1.250.0080.00028.09
8.1.240.0090.00023.64
8.1.230.0140.00020.40
8.1.220.0030.00519.04
8.1.210.0050.00518.86
8.1.200.0090.00018.85
8.1.190.0080.00018.85
8.1.180.0000.01018.60
8.1.170.0030.00620.36
8.1.160.0050.00320.39
8.1.150.0040.00420.00
8.1.140.0060.00318.89
8.1.130.0070.00019.40
8.1.120.0000.00818.78
8.1.110.0030.00618.65
8.1.100.0030.00618.61
8.1.90.0070.00018.74
8.1.80.0060.00318.63
8.1.70.0040.00418.68
8.1.60.0090.00018.84
8.1.50.0050.00318.61
8.1.40.0050.00518.69
8.1.30.0060.00318.84
8.1.20.0040.00418.93
8.1.10.0030.00618.84
8.1.00.0040.00418.75
8.0.300.0080.00018.77
8.0.290.0060.00318.00
8.0.280.0000.00719.63
8.0.270.0000.00718.45
8.0.260.0000.00717.97
8.0.250.0040.00418.07
8.0.240.0040.00418.12
8.0.230.0050.00318.14
8.0.220.0040.00418.00
8.0.210.0040.00418.06
8.0.200.0090.00018.13
8.0.190.0030.00518.21
8.0.180.0060.00318.16
8.0.170.0030.00618.11
8.0.160.0040.00418.01
8.0.150.0030.00618.02
8.0.140.0030.00618.06
8.0.130.0000.00814.64
8.0.120.0000.00818.04
8.0.110.0050.00317.84
8.0.100.0000.00818.07
8.0.90.0040.00417.85
8.0.80.0130.00318.07
8.0.70.0080.00017.91
8.0.60.0030.00617.98
8.0.50.0060.00317.89
8.0.30.0110.01218.14
8.0.20.0110.01018.14
8.0.10.0040.00418.02
8.0.00.0100.01117.89
7.4.330.0030.00314.12
7.4.320.0000.00717.67
7.4.300.0070.00017.61
7.4.290.0030.00317.60
7.4.280.0090.00617.66
7.4.270.0080.00017.60
7.4.260.0030.00314.59
7.4.250.0030.00617.71
7.4.240.0040.00417.69
7.4.230.0040.00417.50
7.4.220.0060.01317.70
7.4.210.0060.01317.64
7.4.200.0050.00217.68
7.4.190.0040.00417.79
7.4.160.0090.00917.51
7.4.150.0130.00617.67
7.4.140.0080.01117.63
7.4.130.0110.01417.64
7.4.120.0100.01017.56
7.4.110.0140.00717.59
7.4.100.0060.01217.70
7.4.90.0110.00817.75
7.4.80.0130.00717.52
7.4.70.0070.01117.82
7.4.60.0060.01217.52
7.4.50.0060.00617.63
7.4.40.0070.01017.67
7.4.30.0150.00417.65
7.4.00.0040.00416.22
7.3.330.0070.00014.23
7.3.320.0030.00314.41
7.3.310.0040.00417.35
7.3.300.0070.00017.46
7.3.290.0150.00017.31
7.3.280.0100.00817.42
7.3.270.0130.00617.44
7.3.260.0180.00617.63
7.3.250.0090.01117.60
7.3.240.0130.00417.78
7.3.230.0030.01517.51
7.3.210.0110.00817.20
7.3.200.0100.01019.39
7.3.190.0070.01317.65
7.3.180.0090.00917.25
7.3.170.0060.01217.65
7.3.160.0140.00317.37
7.3.120.0070.00315.72
7.2.330.0150.00817.63
7.2.320.0160.01017.52
7.2.310.0130.01317.59
7.2.300.0130.00617.70
7.2.290.0100.01017.67
7.2.60.0140.00018.79
7.2.00.0060.00621.44
7.1.200.0090.00617.70
7.1.100.0060.00619.89
7.1.70.0040.01118.80
7.1.60.0000.01119.40
7.1.50.0070.00418.89
7.1.00.0000.04024.32
7.0.200.0170.00718.43
7.0.140.0030.07724.11
7.0.120.0000.07324.18
7.0.60.0130.07721.17
7.0.50.0170.07019.05
7.0.40.0130.06717.75
7.0.30.0030.04717.66
7.0.20.0070.07317.63
7.0.10.0100.07717.77
7.0.00.0030.05317.79
5.6.280.0130.06722.37
5.6.210.0070.08021.90
5.6.200.0170.07019.34
5.6.190.0100.07319.41
5.6.180.0100.07019.36
5.6.170.0030.05719.43
5.6.160.0070.09019.44
5.6.150.0000.04719.46
5.6.140.0030.08019.42
5.6.130.0070.07319.45
5.6.120.0070.05019.36
5.6.110.0070.07319.34
5.6.100.0030.06319.40
5.6.90.0030.07719.44
5.6.80.0170.07318.72
5.6.70.0070.06018.82
5.6.60.0100.08318.76
5.6.50.0100.06018.88
5.6.40.0070.07318.82
5.6.30.0170.08018.75
5.6.20.0130.05318.71
5.6.10.0130.05318.80
5.6.00.0100.07318.74
5.5.350.0400.06721.61
5.5.340.0000.05719.14
5.5.330.0000.07019.24
5.5.320.0100.04319.11
5.5.310.0000.09019.01
5.5.300.0100.04719.20
5.5.290.0070.07319.13
5.5.280.0170.04019.25
5.5.270.0070.07019.23
5.5.260.0100.07319.16
5.5.250.0000.08718.98
5.5.240.0130.07018.63
5.5.230.0070.04318.53
5.5.220.0030.08018.39
5.5.210.0030.04718.63
5.5.200.0130.07718.60
5.5.190.0030.08018.55
5.5.180.0070.06018.61
5.5.160.0000.08718.55
5.5.150.0070.07718.59
5.5.140.0070.07718.52
5.5.130.0170.06718.51
5.5.120.0030.04018.54
5.5.110.0130.06018.48
5.5.100.0100.05318.47
5.5.90.0100.03318.46
5.5.80.0030.04018.38
5.5.70.0070.07018.44
5.5.60.0070.07318.45
5.5.50.0070.07718.48
5.5.40.0100.07318.51
5.5.30.0130.07318.41
5.5.20.0100.08318.37
5.5.10.0070.05718.48
5.5.00.0170.05718.39
5.4.450.0030.05020.55
5.4.440.0170.06320.58
5.4.430.0030.04320.48
5.4.420.0130.04320.43
5.4.410.0070.07320.38
5.4.400.0130.06020.21
5.4.390.0130.07720.23
5.4.380.0200.06020.25
5.4.370.0000.04320.16
5.4.360.0130.04320.19
5.4.350.0030.04320.15
5.4.340.0030.05720.35
5.4.320.0100.03720.18
5.4.310.0100.07320.19
5.4.300.0070.07320.31
5.4.290.0100.03320.25
5.4.280.0030.05320.34
5.4.270.0100.04020.08
5.4.260.0130.07320.12
5.4.250.0070.04020.11
5.4.240.0070.06320.16
5.4.230.0070.06320.20
5.4.220.0000.08320.24
5.4.210.0030.07720.12
5.4.200.0100.07720.20
5.4.190.0130.07020.07
5.4.180.0130.07020.20
5.4.170.0100.04320.11
5.4.160.0130.03720.13
5.4.150.0100.07320.14
5.4.140.0030.08317.58
5.4.130.0070.07317.55
5.4.120.0100.05717.55
5.4.110.0030.05717.50
5.4.100.0030.05017.63
5.4.90.0170.07017.71
5.4.80.0130.06717.49
5.4.70.0030.03717.62
5.4.60.0070.07717.63
5.4.50.0030.07017.49
5.4.40.0100.04317.60
5.4.30.0000.04317.47
5.4.20.0100.07017.45
5.4.10.0000.04317.65
5.4.00.0030.03717.12
5.3.290.0100.07315.64
5.3.280.0170.04315.62
5.3.270.0070.08015.65
5.3.260.0100.07715.64
5.3.250.0130.07015.71
5.3.240.0070.08015.64
5.3.230.0100.07715.73
5.3.220.0070.06015.64
5.3.210.0070.07315.69
5.3.200.0030.08015.52
5.3.190.0070.08015.63
5.3.180.0130.06015.57
5.3.170.0030.04315.66
5.3.160.0000.06015.65
5.3.150.0100.04315.54
5.3.140.0100.07015.61
5.3.130.0070.07715.58
5.3.120.0030.07715.59
5.3.110.0070.05015.59
5.3.100.0000.04014.98
5.3.90.0030.03715.09
5.3.80.0030.03714.97
5.3.70.0030.04015.07
5.3.60.0030.04015.02
5.3.50.0130.03714.91
5.3.40.0000.06714.94
5.3.30.0070.07714.88
5.3.20.0230.05714.70
5.3.10.0070.05314.65
5.3.00.0100.07314.65
5.2.170.0100.03712.37
5.2.160.0030.06312.36
5.2.150.0030.06312.37
5.2.140.0100.06012.27
5.2.130.0030.04312.29
5.2.120.0070.06012.24
5.2.110.0030.05712.31
5.2.100.0070.06312.32
5.2.90.0030.05712.13
5.2.80.0100.04012.23
5.2.70.0070.05712.40
5.2.60.0100.05012.18
5.2.50.0070.04712.27
5.2.40.0070.03712.31
5.2.30.0030.06312.20
5.2.20.0030.04712.24
5.2.10.0030.04312.07
5.2.00.0030.05711.99
5.1.60.0070.05311.27
5.1.50.0100.02711.14
5.1.40.0130.03711.11
5.1.30.0070.05311.23
5.1.20.0070.03311.40
5.1.10.0030.05011.34
5.1.00.0100.05311.17
5.0.50.0000.0309.68
5.0.40.0030.0239.63
5.0.30.0000.0379.36
5.0.20.0030.0409.43
5.0.10.0030.0379.47
5.0.00.0070.0479.38
4.4.90.0000.0308.01
4.4.80.0100.0308.01
4.4.70.0030.0178.01
4.4.60.0000.0338.01
4.4.50.0030.0138.01
4.4.40.0070.0408.01
4.4.30.0070.0338.01
4.4.20.0070.0338.01
4.4.10.0030.0378.01
4.4.00.0000.0408.01
4.3.110.0070.0238.01
4.3.100.0000.0408.01
4.3.90.0000.0308.01
4.3.80.0030.0238.01
4.3.70.0030.0138.01
4.3.60.0000.0208.01
4.3.50.0070.0238.01
4.3.40.0030.0338.01
4.3.30.0030.0338.01
4.3.20.0070.0208.01
4.3.10.0000.0308.01
4.3.00.0030.0338.01

preferences:
38.04 ms | 401 KiB | 5 Q