3v4l.org

run code in 300+ PHP versions simultaneously
<?php $file = new SplTempFileObject(); for ($i = 0; $i < 100; $i++) { $file->fwrite("Foo $i\n"); } $file->rewind(); $nextBefore = []; while ($file->valid() && $file->key() <= 3) { $file->next(); $line = $file->current(); $nextBefore[$file->key()] = trim($line); } $file->rewind(); $nextAfter = []; while ($file->valid() && $file->key() <= 3) { $line = $file->current(); $nextAfter[$file->key()] = trim($line); $file->next(); } $file->rewind(); $fgets = []; while ($file->valid() && $file->key() <= 3) { $line = $file->fgets(); $fgets[$file->key()] = trim($line); } echo "-- Next Before --\n"; print_r($nextBefore) . PHP_EOL; echo "-- Next After --\n"; print_r($nextAfter) . PHP_EOL; echo "-- fgets --\n"; print_r($fgets) . PHP_EOL;

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)
8.4.120.0100.01023.93
8.4.110.0080.01218.81
8.4.100.0050.00418.07
8.4.90.0060.00219.64
8.4.80.0040.00519.59
8.4.70.0100.01017.84
8.4.60.0060.00218.57
8.4.50.0050.00319.41
8.4.40.0050.00317.71
8.4.30.0130.00320.62
8.4.20.0070.00317.73
8.4.10.0090.00019.75
8.3.250.0110.00818.79
8.3.240.0110.00817.13
8.3.230.0140.00516.85
8.3.220.0110.00817.39
8.3.210.0080.01116.44
8.3.200.0040.00416.70
8.3.190.0110.00818.96
8.3.180.0110.00816.76
8.3.170.0120.00620.86
8.3.160.0080.00018.32
8.3.150.0000.00816.82
8.3.140.0120.00419.00
8.3.130.0040.00418.40
8.3.120.0000.01019.11
8.3.110.0080.00020.94
8.3.100.0060.00324.06
8.3.90.0090.00026.77
8.3.80.0030.00616.75
8.3.70.0040.01416.88
8.3.60.0210.00018.11
8.3.50.0120.00319.82
8.3.40.0140.00719.04
8.3.30.0090.00618.70
8.3.20.0060.00324.18
8.3.10.0000.00824.66
8.3.00.0100.00026.16
8.2.290.0080.00218.87
8.2.280.0130.00518.59
8.2.270.0120.00622.05
8.2.260.0070.01116.75
8.2.250.0030.00618.32
8.2.240.0030.00617.17
8.2.230.0060.00322.58
8.2.220.0040.00437.54
8.2.210.0040.00426.77
8.2.200.0030.00716.75
8.2.190.0070.01016.58
8.2.180.0120.00325.92
8.2.170.0070.00719.04
8.2.160.0060.00922.96
8.2.150.0040.00425.66
8.2.140.0040.00424.66
8.2.130.0040.00426.16
8.2.120.0040.00426.16
8.2.110.0030.00719.32
8.2.100.0100.00317.91
8.2.90.0050.00317.75
8.2.80.0040.00418.78
8.2.70.0030.00617.63
8.2.60.0030.00617.93
8.2.50.0030.00518.16
8.2.40.0060.00319.89
8.2.30.0060.00317.81
8.2.20.0070.00019.43
8.2.10.0000.00817.75
8.2.00.0050.00219.43
8.1.330.0140.00616.08
8.1.320.0120.00816.20
8.1.310.0040.00418.66
8.1.300.0090.01217.77
8.1.290.0040.00418.88
8.1.280.0140.00325.92
8.1.270.0070.00023.99
8.1.260.0000.00826.35
8.1.250.0050.00328.09
8.1.240.0090.00022.80
8.1.230.0040.00817.89
8.1.220.0040.00418.69
8.1.210.0000.00818.77
8.1.200.0060.00317.48
8.1.190.0050.00317.47
8.1.180.0040.00418.10
8.1.170.0080.00017.62
8.1.160.0000.00719.05
8.1.150.0040.00418.63
8.1.140.0000.00817.41
8.1.130.0050.00220.72
8.1.120.0020.00517.41
8.1.110.0040.00417.50
8.1.100.0050.00217.53
8.1.90.0040.00417.40
8.1.80.0040.00417.56
8.1.70.0050.00317.48
8.1.60.0030.00617.49
8.1.50.0090.00017.47
8.1.40.0000.00817.46
8.1.30.0000.00817.74
8.1.20.0040.00417.54
8.1.10.0080.00017.52
8.1.00.0030.00717.46
8.0.300.0040.00418.77
8.0.290.0030.00616.75
8.0.280.0000.00718.64
8.0.270.0030.00316.73
8.0.260.0000.00618.43
8.0.250.0030.00317.01
8.0.240.0040.00416.91
8.0.230.0030.00317.05
8.0.220.0030.00516.86
8.0.210.0050.00316.84
8.0.200.0000.00716.97
8.0.190.0000.00717.00
8.0.180.0060.00316.99
8.0.170.0000.00816.96
8.0.160.0040.00416.97
8.0.150.0050.00516.90
8.0.140.0040.00416.79
8.0.130.0060.00013.31
8.0.120.0080.00017.00
8.0.110.0000.00716.83
8.0.100.0020.00516.96
8.0.90.0040.00416.85
8.0.80.0090.00017.01
8.0.70.0030.00516.86
8.0.60.0000.00816.84
8.0.50.0040.00416.97
8.0.30.0060.00316.84
8.0.20.0030.00616.91
8.0.10.0000.00817.09
8.0.00.0040.00416.99
7.4.330.0020.00215.55
7.4.320.0000.00616.43
7.4.300.0040.00416.63
7.4.290.0000.00816.58
7.4.280.0040.00416.46
7.4.270.0030.00316.58
7.4.260.0000.00513.33
7.4.250.0030.00316.56
7.4.240.0070.00016.59
7.4.230.0000.00816.41
7.4.220.0040.00416.42
7.4.210.0030.00316.65
7.4.200.0000.00716.63
7.4.190.0030.00516.53
7.4.180.0070.00016.60
7.4.160.0020.00516.53
7.4.150.0000.00716.47
7.4.140.0000.00716.60
7.4.130.0000.00716.53
7.4.120.0070.00016.54
7.4.110.0040.00316.50
7.4.100.0040.00416.48
7.4.90.0070.00016.41
7.4.80.0070.00016.63
7.4.70.0000.00716.56
7.4.60.0030.00516.49
7.4.50.0000.00816.36
7.4.40.0000.00716.53
7.4.30.0090.00016.49
7.4.20.0100.00016.51
7.4.10.0030.00316.50
7.4.00.0000.00816.52
7.3.330.0090.00016.51
7.3.320.0030.00313.12
7.3.310.0040.00416.33
7.3.300.0070.00016.20
7.3.290.0040.00416.44
7.3.280.0000.00716.40
7.3.270.0030.00316.22
7.3.260.0070.00016.23
7.3.250.0030.00316.23
7.3.240.0050.00216.51
7.3.230.0030.00316.33
7.3.220.0000.00716.18
7.3.210.0000.00916.30
7.3.200.0030.00516.39
7.3.190.0060.00316.34
7.3.180.0000.00716.13
7.3.170.0070.00016.16
7.3.160.0000.00816.27
7.3.150.0000.00816.16
7.3.140.0080.00016.24
7.3.130.0030.00616.34
7.3.120.0090.00016.20
7.3.110.0080.00016.08
7.3.100.0050.00516.07
7.3.90.0030.00316.66
7.3.80.0000.00716.14
7.3.70.0040.00416.51
7.3.60.0040.00416.42
7.3.50.0000.00716.50
7.3.40.0000.00716.53
7.3.30.0000.00716.43
7.3.20.0040.00416.34
7.3.10.0040.00416.29
7.3.00.0000.00716.47

preferences:
23.39 ms | 403 KiB | 5 Q