3v4l.org

run code in 300+ PHP versions simultaneously
<?php //$str = "ryat\0".str_repeat('i',1024); link('01E2M','b'); $str = "b"; var_dump(readlink($str));

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)
8.3.70.0120.00616.63
8.3.60.0070.01418.55
8.3.50.0080.00821.14
8.3.40.0140.00018.85
8.3.30.0120.00319.04
8.3.20.0070.00020.16
8.3.10.0040.00422.09
8.3.00.0080.00022.46
8.2.190.0170.00316.58
8.2.180.0090.00616.50
8.2.170.0060.01222.96
8.2.160.0030.01419.08
8.2.150.0040.00424.18
8.2.140.0080.00024.66
8.2.130.0140.00326.16
8.2.120.0000.00819.48
8.2.110.0080.00022.08
8.2.100.0000.01319.64
8.2.90.0000.00819.05
8.2.80.0000.00817.97
8.2.70.0060.00317.50
8.2.60.0070.00317.80
8.2.50.0000.00818.07
8.2.40.0080.00317.94
8.2.30.0040.00418.01
8.2.20.0000.00717.48
8.2.10.0020.00517.55
8.2.00.0050.00317.50
8.1.280.0130.00725.92
8.1.270.0050.00322.08
8.1.260.0080.00026.35
8.1.250.0000.00728.09
8.1.240.0090.00023.84
8.1.230.0040.00819.10
8.1.220.0040.00417.74
8.1.210.0040.00418.77
8.1.200.0000.01017.23
8.1.190.0030.00517.30
8.1.180.0070.00018.48
8.1.170.0060.00318.48
8.1.160.0070.00022.19
8.1.150.0040.00418.53
8.1.140.0050.00217.39
8.1.130.0000.00717.75
8.1.120.0030.00317.32
8.1.110.0040.00417.32
8.1.100.0040.00417.46
8.1.90.0000.00717.46
8.1.80.0040.00417.47
8.1.70.0070.00017.29
8.1.60.0050.00317.49
8.1.50.0060.00317.39
8.1.40.0040.00417.45
8.1.30.0000.00717.61
8.1.20.0080.00017.58
8.1.10.0040.00417.47
8.1.00.0040.00417.29
8.0.300.0000.00818.77
8.0.290.0070.00017.05
8.0.280.0040.00418.40
8.0.270.0040.00317.16
8.0.260.0000.00716.79
8.0.250.0000.00716.84
8.0.240.0000.00717.00
8.0.230.0050.00217.01
8.0.220.0030.00316.81
8.0.210.0000.00616.88
8.0.200.0060.00016.95
8.0.190.0000.00816.93
8.0.180.0000.00816.83
8.0.170.0030.00516.82
8.0.160.0000.00716.89
8.0.150.0040.00416.68
8.0.140.0000.00716.88
8.0.130.0030.00313.28
8.0.120.0050.00216.88
8.0.110.0030.00516.87
8.0.100.0040.00416.91
8.0.90.0070.00316.95
8.0.80.0030.01316.95
8.0.70.0030.00516.80
8.0.60.0000.00816.89
8.0.50.0000.00716.79
8.0.30.0140.00817.08
8.0.20.0130.00417.40
8.0.10.0040.00417.07
8.0.00.0100.00716.81
7.4.330.0020.00215.00
7.4.320.0000.00816.46
7.4.300.0060.00016.46
7.4.290.0000.00716.54
7.4.280.0000.00716.44
7.4.270.0030.00316.57
7.4.260.0030.00316.54
7.4.250.0040.00416.29
7.4.240.0040.00316.49
7.4.230.0070.00016.61
7.4.220.0130.00616.51
7.4.210.0080.00916.52
7.4.200.0000.00716.66
7.4.190.0030.00316.42
7.4.160.0040.01416.55
7.4.150.0140.00617.40
7.4.140.0090.01117.86
7.4.130.0040.01316.37
7.4.120.0050.01416.44
7.4.110.0120.00916.29
7.4.100.0060.01216.52
7.4.90.0130.01516.54
7.4.80.0120.00919.39
7.4.70.0090.00816.42
7.4.60.0110.00816.47
7.4.50.0050.00316.43
7.4.40.0080.00822.77
7.4.30.0100.00716.46
7.4.00.0030.01314.94
7.3.330.0020.00212.94
7.3.320.0060.00012.94
7.3.310.0000.00716.15
7.3.300.0030.00316.23
7.3.290.0060.00916.28
7.3.280.0060.01016.22
7.3.270.0100.00717.40
7.3.260.0130.01016.15
7.3.250.0100.00616.19
7.3.240.0110.00516.55
7.3.230.0090.00916.42
7.3.210.0130.00316.49
7.3.200.0100.00719.39
7.3.190.0120.00916.36
7.3.180.0090.00616.21
7.3.170.0090.00616.27
7.3.160.0120.00916.27
7.3.120.0080.00814.86
7.3.110.0130.00314.92
7.3.100.0060.00814.48
7.3.90.0070.01014.68
7.3.80.0060.00314.76
7.3.70.0040.00814.67
7.3.60.0040.00814.66
7.3.50.0000.01514.75
7.3.40.0070.00714.37
7.3.30.0040.01114.66
7.3.20.0120.00316.23
7.3.10.0060.00916.41
7.3.00.0130.00316.44
7.2.330.0160.00316.51
7.2.320.0060.01316.38
7.2.310.0180.00316.48
7.2.300.0060.01016.18
7.2.290.0000.01616.31
7.2.250.0000.01615.03
7.2.240.0030.01314.71
7.2.230.0060.00915.04
7.2.220.0030.00714.95
7.2.210.0070.00714.97
7.2.200.0080.00814.54
7.2.190.0030.00714.76
7.2.180.0070.01014.59
7.2.170.0040.00814.58
7.1.330.0080.00415.87
7.1.320.0030.00915.52
7.1.310.0110.00415.81
7.1.300.0030.00715.36
7.1.290.0070.00715.46
7.1.280.0110.00415.36
7.1.270.0060.01015.68
7.1.260.0070.00715.63
7.1.70.0300.00316.79
7.1.60.0070.01719.82
7.1.50.0030.02116.58
7.1.00.0030.03322.45
7.0.200.0000.00716.82
7.0.140.0070.07021.97
7.0.60.0130.07719.98
7.0.50.0030.04017.82
7.0.40.0070.05020.03
7.0.30.0400.07320.13
7.0.20.0330.07720.13
7.0.10.0300.07720.31
7.0.00.0130.07320.21
5.6.280.0030.06721.07
5.6.210.0130.06720.47
5.6.200.0030.05718.21
5.6.190.0000.06720.38
5.6.180.3900.04720.27
5.6.170.0230.07320.48
5.6.160.0170.04720.50
5.6.150.0130.07318.22
5.6.140.0100.08018.09
5.6.130.0170.07718.08
5.6.120.0100.04720.97
5.6.110.0100.08020.85
5.6.100.0170.06721.13
5.6.90.0170.08021.02
5.6.80.0100.08020.39
5.6.70.0300.07020.36
5.5.350.0270.07020.52
5.5.340.0070.03717.88
5.5.330.0170.05720.07
5.5.320.0270.06720.32
5.5.310.0270.08020.24
5.5.300.0100.08018.01
5.5.290.0000.06717.95
5.5.280.0030.06020.79
5.5.270.0030.05020.83
5.5.260.0030.08720.86
5.5.250.0030.08720.69
5.5.240.0130.03720.25
5.4.450.0200.04719.25
5.4.440.0770.06319.48
5.4.430.0470.05319.32
5.4.420.0700.05719.42
5.4.410.0730.06019.34
5.4.400.0570.06018.65
5.4.390.0470.06718.57
5.4.380.0270.05318.78
5.4.370.0100.05718.66
5.4.360.0070.05318.75
5.4.350.0130.05318.57
5.4.340.0070.06018.71
5.4.320.0080.04212.46
5.4.310.0080.03612.46
5.4.300.0070.04112.46
5.4.290.0040.04012.46
5.4.280.0060.03612.36
5.4.270.0080.04712.36
5.4.260.0030.05718.76
5.4.250.0130.06318.64
5.4.240.0030.05718.66
5.4.230.0070.07318.71
5.4.220.0100.05018.86
5.4.210.0130.05018.88
5.4.200.0100.05018.75
5.4.190.0200.04019.03
5.4.180.0070.05718.81
5.4.170.0100.05018.80
5.4.160.0070.05319.00
5.4.150.0130.05018.77
5.4.140.0030.06016.27
5.4.130.0070.07716.44
5.4.120.0100.05716.30
5.4.110.0000.06016.23
5.4.100.0070.05316.48
5.4.90.0100.07016.49
5.4.80.0200.05716.43
5.4.70.0100.05016.36
5.4.60.0030.06316.38
5.4.50.0270.05316.25
5.4.40.0230.04316.52
5.4.30.0230.04716.26
5.4.20.0070.05016.14
5.4.10.0170.04316.29
5.4.00.0070.05015.71
5.3.290.0040.04612.80
5.3.280.0070.05014.45
5.3.270.0130.05014.65
5.3.260.0130.04314.48
5.3.250.0100.04714.61
5.3.240.0130.07314.62
5.3.230.0070.05714.64
5.3.220.0170.04714.58
5.3.210.0130.05014.66
5.3.200.0030.07714.57
5.3.190.0030.05714.43
5.3.180.0130.04314.26
5.3.170.0100.06014.42
5.3.160.0170.06714.59
5.3.150.0130.06714.58
5.3.140.0100.06314.39
5.3.130.0130.05014.64
5.3.120.0100.04714.32
5.3.110.0070.07714.66
5.3.100.0070.05014.04
5.3.90.0070.06714.04
5.3.80.0100.05014.17
5.3.70.0130.05714.07
5.3.60.0030.05313.94
5.3.50.0100.05013.89
5.3.40.0130.06313.95
5.3.30.0170.04013.79
5.3.20.0100.04713.47
5.3.10.0130.06013.60
5.3.00.0170.04013.52
5.2.170.0000.05011.25
5.2.160.0100.05311.16
5.2.150.0130.03711.03
5.2.140.0000.04711.06
5.2.130.0070.05711.20
5.2.120.0100.05311.12
5.2.110.0100.04311.20
5.2.100.0070.03711.12
5.2.90.0100.03311.11
5.2.80.0070.04310.93
5.2.70.0130.04311.03
5.2.60.0100.05010.99
5.2.50.0130.04710.94
5.2.40.0130.03710.93
5.2.30.0070.04010.98
5.2.20.0130.05010.98
5.2.10.0100.03711.08
5.2.00.0070.04310.80
5.1.60.0170.03710.05
5.1.50.0100.0409.96
5.1.40.0100.04310.13
5.1.30.0100.03010.10
5.1.20.0130.02710.25
5.1.10.0070.04310.16
5.1.00.0070.03710.11
5.0.50.0070.0338.39
5.0.40.0000.0408.32
5.0.30.0000.0438.07
5.0.20.0070.0308.24
5.0.10.0070.0238.14
5.0.00.0000.0478.20
4.4.90.0030.0207.32
4.4.80.0000.0237.32
4.4.70.0070.0177.32
4.4.60.0030.0237.32
4.4.50.0070.0207.32
4.4.40.0070.0337.32
4.4.30.0000.0237.32
4.4.20.0070.0237.32
4.4.10.0030.0207.32
4.4.00.0030.0337.32
4.3.110.0000.0237.32
4.3.100.0070.0177.32
4.3.90.0030.0207.32
4.3.80.0030.0437.32
4.3.70.0030.0207.32
4.3.60.0070.0277.32
4.3.50.0030.0277.32
4.3.40.0070.0277.32
4.3.30.0070.0277.32
4.3.20.0000.0277.32
4.3.10.0030.0237.32
4.3.00.0170.0176.75

preferences:
40.3 ms | 402 KiB | 5 Q