3v4l.org

run code in 300+ PHP versions simultaneously
<?php $foo = 1; function bar($foo) { $foo = 2; } bar($foo); echo $foo;

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)
8.3.60.0110.01116.75
8.3.50.0130.00618.23
8.3.40.0110.00718.63
8.3.30.0110.00318.58
8.3.20.0040.00418.36
8.3.10.0040.00420.44
8.3.00.0000.00819.26
8.2.180.0070.01025.92
8.2.170.0150.00418.72
8.2.160.0110.00322.96
8.2.150.0000.00924.18
8.2.140.0030.00524.66
8.2.130.0070.00026.16
8.2.120.0040.00418.85
8.2.110.0000.01020.73
8.2.100.0040.00817.66
8.2.90.0030.00619.30
8.2.80.0000.00719.21
8.2.70.0040.00417.50
8.2.60.0030.00517.93
8.2.50.0050.00318.07
8.2.40.0040.00418.15
8.2.30.0030.00518.04
8.2.20.0040.00419.43
8.2.10.0080.00017.63
8.2.00.0050.00317.68
8.1.280.0110.00425.92
8.1.270.0040.00424.66
8.1.260.0040.00426.35
8.1.250.0040.00428.09
8.1.240.0060.00322.61
8.1.230.0070.00720.91
8.1.220.0000.00717.74
8.1.210.0070.00318.89
8.1.200.0060.00317.23
8.1.190.0060.00317.40
8.1.180.0060.00318.10
8.1.170.0000.00818.82
8.1.160.0030.00518.73
8.1.150.0110.00018.62
8.1.140.0070.00017.28
8.1.130.0040.00417.75
8.1.120.0000.00717.31
8.1.110.0040.00417.43
8.1.100.0030.00317.38
8.1.90.0050.00217.34
8.1.80.0080.00017.24
8.1.70.0070.00017.33
8.1.60.0000.00717.55
8.1.50.0000.00717.37
8.1.40.0000.00917.52
8.1.30.0070.00017.57
8.1.20.0040.00417.66
8.1.10.0040.00417.51
8.1.00.0040.00417.43
8.0.300.0030.00519.91
8.0.290.0000.00716.75
8.0.280.0040.00418.30
8.0.270.0000.00717.25
8.0.260.0030.00316.84
8.0.250.0000.00816.84
8.0.240.0070.00316.90
8.0.230.0030.00316.90
8.0.220.0000.00616.84
8.0.210.0030.00316.74
8.0.200.0060.00016.91
8.0.190.0040.00416.76
8.0.180.0080.00016.82
8.0.170.0030.00516.80
8.0.160.0070.00016.82
8.0.150.0000.00716.63
8.0.140.0060.00316.62
8.0.130.0000.00613.31
8.0.120.0020.00516.73
8.0.110.0040.00416.84
8.0.100.0040.00416.84
8.0.90.0040.00416.64
8.0.80.0060.01216.88
8.0.70.0000.00716.69
8.0.60.0050.00316.70
8.0.50.0000.00716.64
8.0.30.0160.00617.11
8.0.20.0070.01116.86
8.0.10.0030.00516.79
8.0.00.0160.00616.74
7.4.330.0020.00212.91
7.4.320.0060.00016.52
7.4.300.0040.00416.48
7.4.290.0000.00716.61
7.4.280.0040.00416.52
7.4.270.0030.00316.41
7.4.260.0000.00513.20
7.4.250.0040.00416.48
7.4.240.0000.00816.55
7.4.230.0030.00316.53
7.4.220.0060.01216.46
7.4.210.0040.01116.60
7.4.200.0000.00616.64
7.4.190.0050.00316.55
7.4.160.0090.00616.46
7.4.150.0220.01616.38
7.4.140.0040.01416.43
7.4.130.0140.00716.47
7.4.120.0070.01016.48
7.4.110.0090.00916.17
7.4.100.0060.01016.31
7.4.90.0030.01716.53
7.4.80.0060.01619.39
7.4.70.0100.00716.57
7.4.60.0160.00016.48
7.4.50.0000.00416.48
7.4.40.0160.00016.31
7.4.30.0110.00416.48
7.4.00.0070.01015.14
7.3.330.0070.00013.32
7.3.320.0030.00513.22
7.3.310.0030.00316.18
7.3.300.0030.00316.34
7.3.290.0070.01016.31
7.3.280.0110.00716.31
7.3.270.0080.00816.54
7.3.260.0070.01116.59
7.3.250.0080.01416.48
7.3.240.0060.01216.26
7.3.230.0160.00716.45
7.3.210.0060.01116.32
7.3.200.0180.00316.20
7.3.190.0060.01116.66
7.3.180.0060.01016.45
7.3.170.0080.00816.26
7.3.160.0110.00416.37
7.3.120.0000.01014.78
7.2.330.0070.01016.69
7.2.320.0130.00316.49
7.2.310.0090.01516.63
7.2.300.0030.01616.34
7.2.290.0170.00316.64
7.2.00.0160.00418.92
7.1.100.0040.01117.59
7.1.70.0070.00016.86
7.1.60.0170.00719.31
7.1.50.0110.01116.64
7.1.00.0000.04322.30
7.0.200.0150.00416.47
7.0.140.0130.06722.09
7.0.120.0000.06022.21
7.0.60.0200.05719.91
7.0.50.0130.07317.87
7.0.40.0000.05020.17
7.0.30.0070.04020.23
7.0.20.0100.06720.23
7.0.10.0000.08320.18
7.0.00.0030.04720.25
5.6.280.0030.07321.12
5.6.210.0070.08720.73
5.6.200.0070.03718.29
5.6.190.0100.03720.67
5.6.180.0070.05720.66
5.6.170.0000.06020.57
5.6.160.0070.04020.60
5.6.150.0070.06020.40
5.6.140.0070.04020.52
5.6.130.0000.04720.18
5.6.120.0100.06020.17
5.6.110.0070.06020.39
5.6.100.0070.04020.32
5.6.90.0100.04020.47
5.6.80.0070.03719.55
5.6.70.0000.04319.87
5.6.60.0000.04319.75
5.6.50.0000.04319.71
5.6.40.0030.04019.73
5.6.30.0030.04019.76
5.6.20.0000.04319.85
5.6.10.0100.03319.75
5.6.00.0000.04719.84
5.5.350.0070.08720.41
5.5.340.0070.08717.98
5.5.330.0030.05320.56
5.5.320.0170.07320.40
5.5.310.0070.08720.25
5.5.300.0030.05719.96
5.5.290.0030.04320.29
5.5.280.0030.04319.97
5.5.270.0030.04319.96
5.5.260.0030.04020.28
5.5.250.0030.04020.01
5.5.240.0000.04319.70
5.5.230.0070.03719.34
5.5.220.0070.03719.34
5.5.210.0100.03319.70
5.5.200.0030.03719.49
5.5.190.0000.04319.48
5.5.180.0130.03019.49
5.5.160.0070.07319.55
5.5.150.0030.06719.38
5.5.140.0000.04719.61
5.5.130.0030.04019.32
5.5.120.0070.04019.32
5.5.110.0070.03719.54
5.5.100.0030.04019.42
5.5.90.0100.05719.37
5.5.80.0070.07019.43
5.5.70.0070.03719.23
5.5.60.0000.04319.21
5.5.50.0030.07319.23
5.5.40.0100.05319.43
5.5.30.0030.04019.40
5.5.20.0000.04319.32
5.5.10.0070.03719.33
5.5.00.0030.05719.48
5.4.450.0000.04319.25
5.4.440.0070.03719.48
5.4.430.0030.04019.19
5.4.420.0070.03319.46
5.4.410.0000.04019.34
5.4.400.0000.04019.16
5.4.390.0000.04019.08
5.4.380.0100.03018.86
5.4.370.0030.03719.24
5.4.360.0000.04019.08
5.4.350.0030.04319.12
5.4.340.0070.03319.01
5.4.320.0070.04018.98
5.4.310.0030.05319.00
5.4.300.0030.03719.11
5.4.290.0070.06018.97
5.4.280.0030.07719.26
5.4.270.0000.06319.20
5.4.260.0030.03719.00
5.4.250.0000.04019.00
5.4.240.0000.04318.96
5.4.230.0070.04719.23
5.4.220.0100.04019.11
5.4.210.0030.07718.84
5.4.200.0030.07719.24
5.4.190.0030.07719.15
5.4.180.0000.04019.23
5.4.170.0000.04019.00
5.4.160.0000.05318.90
5.4.150.0000.04018.83
5.4.140.0030.03716.44
5.4.130.0030.05716.53
5.4.120.0130.07016.36
5.4.110.0070.03716.38
5.4.100.0070.06016.41
5.4.90.0070.07316.42
5.4.80.0000.04316.32
5.4.70.0030.05716.41
5.4.60.0070.06016.45
5.4.50.0030.04316.27
5.4.40.0100.03016.41
5.4.30.0100.06316.37
5.4.20.0070.04316.50
5.4.10.0030.06316.27
5.4.00.0070.07315.75
5.3.290.0030.03714.57
5.3.280.0030.04014.63
5.3.270.0000.04314.60
5.3.260.0030.07314.63
5.3.250.0030.07314.59
5.3.240.0030.03714.66
5.3.230.0030.06014.62
5.3.220.0070.06314.57
5.3.210.0070.07014.61
5.3.200.0000.06314.58
5.3.190.0030.06714.58
5.3.180.0070.05714.63
5.3.170.0000.06314.60
5.3.160.0030.04314.63
5.3.150.0070.04314.55
5.3.140.0130.02714.59
5.3.130.0070.04714.57
5.3.120.0070.03714.55
5.3.110.0070.07714.43
5.3.100.0030.04714.03
5.3.90.0000.04014.18
5.3.80.0100.07014.07
5.3.70.0030.04714.16
5.3.60.0030.07714.07
5.3.50.0070.07013.86
5.3.40.0030.05013.94
5.3.30.0030.07313.97
5.3.20.0130.07013.73
5.3.10.0100.06713.68
5.3.00.0000.06013.70
5.2.170.0000.06711.08
5.2.160.0100.05711.20
5.2.150.0070.06311.14
5.2.140.0030.06011.10
5.2.130.0100.06010.99
5.2.120.0100.02011.17
5.2.110.0000.04011.13
5.2.100.0000.04711.11
5.2.90.0000.06711.11
5.2.80.0070.05711.05
5.2.70.0070.04311.25
5.2.60.0000.03710.96
5.2.50.0030.03010.96
5.2.40.0030.02711.14
5.2.30.0000.03710.86
5.2.20.0070.05710.93
5.2.10.0030.05710.87
5.2.00.0000.06310.86
5.1.60.0100.01710.13
5.1.50.0000.0439.95
5.1.40.0070.0509.98
5.1.30.0100.03010.33
5.1.20.0000.03710.30
5.1.10.0070.03010.05
5.1.00.0030.03010.03
5.0.50.0030.0438.54
5.0.40.0030.0278.42
5.0.30.0030.0338.28
5.0.20.0030.0438.22
5.0.10.0030.0238.18
5.0.00.0030.0608.13
4.4.90.0070.0307.05
4.4.80.0000.0177.05
4.4.70.0070.0307.05
4.4.60.0000.0307.05
4.4.50.0000.0307.05
4.4.40.0000.0577.05
4.4.30.0070.0137.05
4.4.20.0030.0377.05
4.4.10.0030.0177.05
4.4.00.0000.0577.05
4.3.110.0030.0277.05
4.3.100.0030.0337.05
4.3.90.0030.0277.05
4.3.80.0000.0507.05
4.3.70.0000.0377.05
4.3.60.0000.0337.05
4.3.50.0030.0337.05
4.3.40.0030.0407.05
4.3.30.0000.0237.05
4.3.20.0030.0237.05
4.3.10.0000.0207.05
4.3.00.0030.0207.05

preferences:
45.8 ms | 401 KiB | 5 Q