3v4l.org

run code in 300+ PHP versions simultaneously
<?php function fun() { } $a = null; $fun = fun($a = 123); var_dump($a); var_dump($fun);

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)
8.3.40.0110.01118.79
8.3.30.0100.00320.37
8.3.20.0000.00820.34
8.3.10.0080.00022.09
8.3.00.0060.00322.50
8.2.170.0070.00722.96
8.2.160.0120.00322.11
8.2.150.0080.00024.18
8.2.140.0150.00024.66
8.2.130.0040.00426.16
8.2.120.0050.00220.63
8.2.110.0080.00022.07
8.2.100.0120.00017.91
8.2.90.0000.00719.17
8.2.80.0000.00819.29
8.2.70.0060.00317.63
8.2.60.0030.00617.93
8.2.50.0040.00418.07
8.2.40.0040.00418.22
8.2.30.0000.00819.51
8.2.20.0050.00317.64
8.2.10.0040.00417.66
8.2.00.0090.00017.58
8.1.270.0080.00023.99
8.1.260.0050.00326.35
8.1.250.0040.00428.09
8.1.240.0080.00323.92
8.1.230.0070.00419.16
8.1.220.0040.00417.74
8.1.210.0000.00818.77
8.1.200.0030.00617.22
8.1.190.0040.00417.39
8.1.180.0080.00018.10
8.1.170.0000.00918.48
8.1.160.0040.00418.87
8.1.150.0030.00618.56
8.1.140.0080.00017.38
8.1.130.0040.00417.88
8.1.120.0030.00317.33
8.1.110.0000.00817.21
8.1.100.0070.00017.27
8.1.90.0040.00417.39
8.1.80.0030.00317.42
8.1.70.0050.00217.36
8.1.60.0070.00017.52
8.1.50.0080.00017.54
8.1.40.0000.00717.54
8.1.30.0050.00317.46
8.1.20.0000.00817.55
8.1.10.0000.00717.56
8.1.00.0000.00817.27
8.0.300.0000.00718.77
8.0.290.0070.00017.04
8.0.280.0050.00218.32
8.0.270.0000.00717.18
8.0.260.0000.00616.73
8.0.250.0030.00316.91
8.0.240.0050.00316.88
8.0.230.0000.00716.75
8.0.220.0000.00716.80
8.0.210.0030.00316.68
8.0.200.0000.00616.77
8.0.190.0030.00516.93
8.0.180.0050.00316.85
8.0.170.0000.00716.77
8.0.160.0040.00416.76
8.0.150.0000.00716.65
8.0.140.0040.00416.79
8.0.130.0000.00613.24
8.0.120.0040.00416.79
8.0.110.0050.00216.82
8.0.100.0030.00316.88
8.0.90.0000.00716.67
8.0.80.0070.00716.88
8.0.70.0050.00316.77
8.0.60.0040.00416.77
8.0.50.0040.00416.79
8.0.30.0120.00617.02
8.0.20.0090.00817.40
8.0.10.0050.00316.86
8.0.00.0110.00816.75
7.4.330.0000.00515.09
7.4.320.0000.00616.35
7.4.300.0030.00316.56
7.4.290.0030.00316.59
7.4.280.0030.00516.34
7.4.270.0030.00316.57
7.4.260.0000.00513.38
7.4.250.0000.00716.45
7.4.240.0030.00516.43
7.4.230.0000.00616.61
7.4.220.0080.00816.61
7.4.210.0110.00716.52
7.4.200.0000.00716.38
7.4.190.0040.00416.45
7.4.160.0120.00316.23
7.4.150.0140.00317.40
7.4.140.0080.01017.86
7.4.130.0050.01216.48
7.4.120.0030.01316.37
7.4.110.0100.00716.62
7.4.100.0090.00916.42
7.4.90.0000.01716.45
7.4.80.0060.01319.39
7.4.70.0070.01016.57
7.4.60.0100.00716.60
7.4.50.0040.00416.12
7.4.40.0080.00822.77
7.4.30.0130.00416.53
7.4.00.0130.00315.06
7.3.330.0030.00313.25
7.3.320.0060.00013.00
7.3.310.0050.00216.22
7.3.300.0000.00616.23
7.3.290.0110.00416.23
7.3.280.0080.00716.19
7.3.270.0070.01117.40
7.3.260.0100.01416.24
7.3.250.0110.01016.34
7.3.240.0090.00916.28
7.3.230.0170.00616.45
7.3.210.0140.00716.20
7.3.200.0030.01419.39
7.3.190.0070.01416.51
7.3.180.0000.01416.59
7.3.170.0090.00616.30
7.3.160.0120.00616.25
7.3.120.0040.00814.81
7.3.10.0110.00316.65
7.3.00.0070.00916.61
7.2.330.0070.01316.39
7.2.320.0040.01816.62
7.2.310.0070.01416.31
7.2.300.0100.00716.61
7.2.290.0130.00416.57
7.2.130.0040.00816.57
7.2.120.0090.00816.77
7.2.110.0050.00916.67
7.2.100.0070.00816.88
7.2.90.0070.00516.74
7.2.80.0030.00716.85
7.2.70.0040.01016.74
7.2.60.0120.00116.79
7.2.50.0050.00716.81
7.2.40.0050.00716.81
7.2.30.0030.01116.64
7.2.20.0070.00716.92
7.2.10.0040.00916.70
7.2.00.0020.01117.62
7.1.250.0060.01015.88
7.1.100.0090.00317.96
7.1.70.0050.00217.28
7.1.60.0080.00419.32
7.1.50.0110.01416.86
7.1.00.0000.04022.48
7.0.200.0000.00716.68
7.0.140.0000.07722.09
7.0.100.0570.08019.96
7.0.90.0470.08020.14
7.0.80.0500.08719.90
7.0.70.0570.08019.91
7.0.60.0500.08319.74
7.0.50.0500.09020.21
7.0.40.0070.08020.07
7.0.30.0070.07319.95
7.0.20.0070.08320.13
7.0.10.0070.08320.05
7.0.00.0170.06720.07
5.6.280.0100.06720.78
5.6.250.0030.05720.73
5.6.240.0100.07320.70
5.6.230.0070.08320.63
5.6.220.0070.05320.65
5.6.210.0100.07720.66
5.6.200.0170.07321.04
5.6.190.0100.07721.11
5.6.180.0030.06021.05
5.6.170.0030.06321.05
5.6.160.0070.08321.02
5.6.150.0100.04720.93
5.6.140.0030.09321.04
5.6.130.0030.09021.05
5.6.120.0000.06021.08
5.6.110.0000.05021.05
5.6.100.0030.04321.07
5.6.90.0070.04021.01
5.6.80.0070.04020.48
5.6.70.0100.05320.44
5.6.60.0030.04020.38
5.6.50.0130.07320.50
5.6.40.0070.03320.45
5.6.30.0070.03720.30
5.6.20.0100.04320.37
5.6.10.0070.07020.37
5.6.00.0030.04020.46
5.5.380.0030.05320.45
5.5.370.0070.08720.54
5.5.360.0170.07020.35
5.5.350.0100.08020.46
5.5.340.0130.07020.84
5.5.330.0030.08320.90
5.5.320.0170.07020.89
5.5.310.0100.08320.90
5.5.300.0070.06320.80
5.5.290.0130.04320.90
5.5.280.0070.08720.73
5.5.270.0030.04720.77
5.5.260.0100.03720.77
5.5.250.0070.04020.64
5.5.240.0030.04020.27
5.5.230.0070.03720.01
5.5.220.0000.04320.29
5.5.210.0030.05720.31
5.5.200.0100.03020.18
5.5.190.0030.03720.21
5.5.180.0030.03720.11
5.5.160.0030.04020.24
5.5.150.0070.05320.23
5.5.140.0000.04320.22
5.5.130.0030.05020.24
5.5.120.0000.04020.15
5.5.110.0070.03720.20
5.5.100.0000.05320.11
5.5.90.0000.04320.10
5.5.80.0030.03720.11
5.5.70.0000.04020.15
5.5.60.0030.05020.15
5.5.50.0030.04720.09
5.5.40.0070.03720.02
5.5.30.0030.03720.00
5.5.20.0000.04020.14
5.5.10.0000.04720.06
5.5.00.0030.04019.97
5.4.450.0130.07319.38
5.4.440.0030.05019.15
5.4.430.0000.04319.35
5.4.420.0070.04019.48
5.4.410.0030.04319.38
5.4.400.0070.04319.24
5.4.390.0030.03319.11
5.4.380.0030.03719.05
5.4.370.0100.05018.95
5.4.360.0070.03319.14
5.4.350.0100.07019.01
5.4.340.0070.04018.85
5.4.320.0000.06319.18
5.4.310.0070.03319.23
5.4.300.0030.07019.09
5.4.290.0100.03018.87
5.4.280.0070.05019.20
5.4.270.0030.04019.23
5.4.260.0030.03719.20
5.4.250.0000.04019.14
5.4.240.0000.04019.03
5.4.230.0070.03318.90
5.4.220.0030.04319.13
5.4.210.0030.04319.18
5.4.200.0070.03319.17
5.4.190.0100.03019.17
5.4.180.0030.04019.13
5.4.170.0070.03319.11
5.4.160.0070.03319.03
5.4.150.0000.04019.13
5.4.140.0000.04016.43
5.4.130.0030.05716.39
5.4.120.0070.06016.49
5.4.110.0070.03016.49
5.4.100.0130.06016.48
5.4.90.0070.03716.28
5.4.80.0130.05716.42
5.4.70.0000.07316.41
5.4.60.0100.07016.48
5.4.50.0000.07016.31
5.4.40.0030.06716.55
5.4.30.0130.06716.33
5.4.20.0000.07316.37
5.4.10.0000.05316.36
5.4.00.0000.04015.87
5.3.290.0000.04714.66
5.3.280.0000.04014.73
5.3.270.0000.04014.55
5.3.260.0070.03314.60
5.3.250.0030.03714.63
5.3.240.0170.02314.71
5.3.230.0030.06714.53
5.3.220.0000.04014.54
5.3.210.0070.06314.59
5.3.200.0000.05314.56
5.3.190.0070.08014.63
5.3.180.0000.08314.54
5.3.170.0030.07714.62
5.3.160.0130.07014.54
5.3.150.0100.04014.70
5.3.140.0000.07314.53
5.3.130.0070.07714.70
5.3.120.0000.06314.52
5.3.110.0030.05314.60
5.3.100.0100.07314.16
5.3.90.0000.08014.08
5.3.80.0130.06014.02
5.3.70.0030.07714.08
5.3.60.0030.07013.98
5.3.50.0070.04013.96
5.3.40.0000.04313.96
5.3.30.0170.06714.01
5.3.20.0100.07013.75
5.3.10.0070.06713.71
5.3.00.0030.08013.70
5.2.170.0030.06011.21
5.2.160.0000.05711.00
5.2.150.0070.05711.20
5.2.140.0000.06711.14
5.2.130.0070.06011.09
5.2.120.0000.05311.01
5.2.110.0030.06011.12
5.2.100.0130.05010.98
5.2.90.0070.06011.03
5.2.80.0070.06011.15
5.2.70.0030.05311.12
5.2.60.0070.06010.93
5.2.50.0070.05710.88
5.2.40.0030.06011.13
5.2.30.0130.05710.98
5.2.20.0070.05710.97
5.2.10.0030.05310.91
5.2.00.0070.05710.77
5.1.60.0130.04010.34
5.1.50.0100.02710.34
5.1.40.0130.05010.34
5.1.30.0070.06010.45
5.1.20.0070.05010.38
5.1.10.0100.02710.34
5.1.00.0130.04310.34
5.0.50.0000.05010.34
5.0.40.0070.04010.34
5.0.30.0070.06310.34
5.0.20.0000.03710.34
5.0.10.0030.04310.34
5.0.00.0130.05310.34
4.4.90.0070.03010.34
4.4.80.0100.03010.34
4.4.70.0030.03710.34
4.4.60.0000.02710.34
4.4.50.0030.03310.34
4.4.40.0000.04710.34
4.4.30.0000.02010.34
4.4.20.0000.04010.34
4.4.10.0030.03310.34
4.4.00.0030.05010.34
4.3.110.0000.03710.34
4.3.100.0070.03010.34
4.3.90.0070.03010.34
4.3.80.0070.04710.34
4.3.70.0070.02710.34
4.3.60.0070.03010.34
4.3.50.0070.03010.34
4.3.40.0030.05010.34
4.3.30.0030.02710.34
4.3.20.0100.03010.34
4.3.10.0000.03710.34
4.3.00.0000.03710.34

preferences:
58.6 ms | 400 KiB | 5 Q