3v4l.org

run code in 300+ PHP versions simultaneously
<?php method_exists('SplFileObject', 'fread') or die("No SplFileObject::fread()"); $i=0; $file = new SplFileObject(__FILE__); while ($i++ < 1000 && ($chunk = $file->fread(10)) !== false) { var_dump($i, $chunk, $file->valid()); }

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)
8.3.60.0160.00716.48
8.3.50.0240.00922.83
8.3.40.0130.01018.85
8.3.30.0150.00919.22
8.3.20.0080.00420.30
8.3.10.0120.00023.61
8.3.00.0130.00019.38
8.2.180.0190.01016.50
8.2.170.0260.00722.96
8.2.160.0230.00020.53
8.2.150.0060.00624.18
8.2.140.0110.00024.66
8.2.130.0110.00426.16
8.2.120.0120.00021.05
8.2.110.0130.00020.39
8.2.100.0170.00018.03
8.2.90.0040.00719.22
8.2.80.0070.00317.97
8.2.70.0070.00417.36
8.2.60.0070.00417.80
8.2.50.0050.00518.07
8.2.40.0100.00519.71
8.2.30.0030.00618.07
8.2.20.0030.00717.62
8.2.10.0070.00318.09
8.2.00.0030.00717.74
8.1.280.0130.00925.92
8.1.270.0080.00423.91
8.1.260.0120.00026.35
8.1.250.0030.00928.09
8.1.240.0070.00722.06
8.1.230.0130.00319.11
8.1.220.0030.00617.74
8.1.210.0070.00318.77
8.1.200.0110.00416.98
8.1.190.0070.00317.23
8.1.180.0000.01018.10
8.1.170.0030.00918.48
8.1.160.0030.00622.07
8.1.150.0030.00618.77
8.1.140.0030.00617.34
8.1.130.0050.00517.82
8.1.120.0060.00317.50
8.1.110.0030.00717.38
8.1.100.0100.00017.38
8.1.90.0000.00917.43
8.1.80.0060.00317.37
8.1.70.0030.00717.33
8.1.60.0100.00017.49
8.1.50.0030.00717.54
8.1.40.0100.00317.50
8.1.30.0040.00817.62
8.1.20.0060.00317.65
8.1.10.0040.00717.45
8.1.00.0110.00017.37
8.0.300.0070.00318.77
8.0.290.0040.00816.75
8.0.280.0000.01018.41
8.0.270.0100.00017.20
8.0.260.0030.00617.18
8.0.250.0030.00716.96
8.0.240.0070.00316.93
8.0.230.0030.00616.88
8.0.220.0080.00316.81
8.0.210.0000.00916.89
8.0.200.0050.00516.92
8.0.190.0030.00616.85
8.0.180.0030.00716.93
8.0.170.0030.00616.93
8.0.160.0060.00316.97
8.0.150.0030.00616.90
8.0.140.0060.00316.73
8.0.130.0090.00013.32
8.0.120.0070.00316.84
8.0.110.0100.00016.80
8.0.100.0060.00316.88
8.0.90.0030.00716.89
8.0.80.0120.02516.89
8.0.70.0030.00716.89
8.0.60.0070.00316.79
8.0.50.0070.00316.96
8.0.30.0290.01517.19
8.0.20.0190.02217.40
8.0.10.0030.00616.81
8.0.00.0250.01016.79
7.4.330.0070.00015.00
7.4.320.0060.00316.42
7.4.300.0060.00316.64
7.4.290.0100.00016.54
7.4.280.0090.00016.50
7.4.270.0070.00316.43
7.4.260.0000.01016.49
7.4.250.0040.00716.47
7.4.240.0030.00616.55
7.4.230.0060.00316.59
7.4.220.0290.00716.70
7.4.210.0190.01316.39
7.4.200.0060.00316.69
7.4.160.0160.01916.40
7.4.150.0250.01117.40
7.4.140.0210.01617.86
7.4.130.0200.01716.57
7.4.120.0260.01216.58
7.4.110.0170.01716.58
7.4.100.0240.01016.38
7.4.90.0170.02016.43
7.4.80.0310.01819.39
7.4.70.0200.01016.53
7.4.60.0120.02016.39
7.4.50.0120.00016.46
7.4.40.0140.01816.36
7.4.30.0120.01816.42
7.3.330.0030.00713.06
7.3.320.0000.00913.09
7.3.310.0030.00716.30
7.3.300.0000.00916.24
7.3.290.0180.00916.16
7.3.280.0170.01016.20
7.3.270.0270.00717.40
7.3.260.0250.01416.52
7.3.250.0140.02116.51
7.3.240.0230.01316.20
7.3.230.0170.02116.39
7.3.210.0160.02216.23
7.3.200.0290.01319.39
7.3.190.0220.01016.26
7.3.180.0190.02516.19
7.3.170.0140.01716.29
7.3.160.0170.01416.61
7.2.330.0290.01016.64
7.2.320.0190.02216.49
7.2.310.0150.02116.68
7.2.300.0190.01616.62
7.2.290.0200.01216.59
7.1.70.0060.00317.13
7.1.60.0090.00416.89
7.1.50.0090.00317.02
7.1.40.0040.01116.63
7.1.30.0040.01116.54
7.1.20.0110.00616.71
7.1.10.0070.00316.63
7.1.00.0040.00716.57
7.0.200.0030.00616.45
7.0.190.0060.00316.46
7.0.180.0000.01116.13
7.0.170.0030.01016.34
7.0.160.0120.00016.21
7.0.150.0000.01116.13
7.0.140.0030.00616.23
7.0.130.0040.00416.43
7.0.120.0030.01016.52
7.0.110.0080.00816.32
7.0.100.0080.00616.42
7.0.90.0120.00316.31
7.0.80.0090.00416.63
7.0.70.0100.00316.33
7.0.60.0080.00816.18
7.0.50.0100.00316.51
7.0.40.0030.01316.13
7.0.30.0070.00716.13
7.0.20.0070.00716.13
7.0.10.0000.01416.13
7.0.00.0060.00316.13
5.6.300.0130.03920.57
5.6.290.0070.04320.65
5.6.280.0070.04720.87
5.6.270.0030.04820.87
5.6.260.0100.04121.07
5.6.250.0130.04721.02
5.6.240.0030.05920.86
5.6.230.0120.04220.95
5.6.220.0070.05520.84
5.6.210.0140.03521.07
5.6.200.0160.04620.98
5.6.190.0140.05921.02
5.6.180.0130.05321.00
5.6.170.0190.03420.73
5.6.160.0130.06920.98
5.6.150.0130.06520.82
5.6.140.0070.07020.92
5.6.130.0290.04520.81
5.6.120.0030.05120.85
5.6.110.0030.05520.98
5.6.100.0100.04720.94
5.6.90.0030.04820.81
5.6.80.0070.04620.11
5.6.70.0040.04420.19
5.6.60.0120.05320.25
5.6.50.0070.07520.22
5.6.40.0060.04020.19
5.6.30.0120.04420.17
5.6.20.0030.04720.28
5.6.10.0100.04120.35
5.6.00.0100.04120.39
5.5.380.0130.03617.46
5.5.370.0000.05017.55
5.5.360.0070.04417.45
5.5.350.0070.04117.54
5.5.340.0030.05617.84
5.5.330.0100.03917.95
5.5.320.0070.04017.84
5.5.310.0090.04117.95
5.5.300.0070.04517.84
5.5.290.0030.05018.00
5.5.280.0160.09218.02
5.5.270.0170.07117.93
5.5.260.0070.05718.05
5.5.250.0100.08617.84
5.5.240.0060.03817.33
5.5.230.0070.04017.40
5.5.220.0070.03717.26
5.5.210.0070.04817.39
5.5.200.0070.04017.29
5.5.190.0160.03517.34
5.5.180.0100.04217.30
5.5.160.0090.04117.05
5.5.150.0100.03617.37
5.5.140.0060.03917.18
5.5.130.0040.04317.38
5.5.120.0090.03517.31
5.5.110.0000.04617.36
5.5.100.0100.03317.36
5.5.90.0030.03817.31
5.5.80.0030.04117.22
5.5.70.0070.03617.34
5.5.60.0030.04116.92
5.5.50.0030.04117.34
5.5.40.0070.04117.24
5.5.30.0000.04316.94
5.5.20.0120.03317.23
5.5.10.0230.04916.94
5.5.00.0000.05417.26
5.4.450.0060.05219.31
5.4.440.0030.05019.48
5.4.430.0070.07019.21
5.4.420.0030.04419.14
5.4.410.0100.04319.04
5.4.400.0030.04019.06
5.4.390.0070.06918.89
5.4.380.0030.03919.05
5.4.370.0070.03618.96
5.4.360.0030.04619.04
5.4.350.0060.03519.15
5.4.340.0030.04618.92
5.4.320.0030.04318.96
5.4.310.0000.04418.96
5.4.300.0060.04518.90
5.4.290.0070.04018.97
5.4.280.0060.03718.84
5.4.270.0170.03319.06
5.4.260.0000.04918.86
5.4.250.0090.03818.92
5.4.240.0040.04619.12
5.4.230.0000.04419.05
5.4.220.0030.03919.07
5.4.210.0120.03118.86
5.4.200.0060.04218.95
5.4.190.0100.04319.11
5.4.180.0090.03419.03
5.4.170.0030.03719.12
5.4.160.0030.04018.98
5.4.150.0040.07919.00
5.4.140.0040.03916.64
5.4.130.0000.03916.69
5.4.120.0060.03716.33
5.4.110.0000.06116.48
5.4.100.0030.07016.54
5.4.90.0040.04616.49
5.4.80.0100.03616.53
5.4.70.0040.03916.32
5.4.60.0000.04016.58
5.4.50.0230.03616.52
5.4.40.0030.03516.43
5.4.30.0230.03016.41
5.4.20.0030.04516.64
5.4.10.0070.03116.53
5.4.00.0030.03716.13

preferences:
44.39 ms | 401 KiB | 5 Q