3v4l.org

run code in 300+ PHP versions simultaneously
<?php function modern_strtok(string $string, string $delim): \Generator { $pos = 0; while (true) { $pos += \strspn($string, $delim, $pos); $len = \strcspn($string, $delim, $pos); if (!$len) return; $delim = (yield \substr($string, $pos, $len)) ?? $delim; $pos += $len; } } $string = ' -- This -- is an example -string '; $delim = ' -'; foreach (modern_strtok($string, $delim) as $tok) { var_dump($tok); } echo "************\n"; // changing $delim mid-course for ($g = modern_strtok($string, $delim); $g->valid(); $g->send($delim)) { var_dump($g->current()); $delim = ' '; }

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)
8.4.120.0080.00824.00
8.4.110.0130.00720.57
8.4.100.0150.00518.88
8.4.90.0090.01020.17
8.4.80.0120.00818.65
8.4.70.0100.00519.14
8.4.60.0120.00918.95
8.4.50.0080.01020.29
8.4.40.0170.00718.44
8.4.30.0100.00919.08
8.4.20.0130.00219.46
8.4.10.0110.00418.50
8.3.250.0110.00718.66
8.3.240.0120.00717.34
8.3.230.0050.00418.63
8.3.220.0090.00618.95
8.3.210.0130.00518.78
8.3.200.0040.00516.96
8.3.190.0100.00817.38
8.3.180.0030.00716.51
8.3.170.0140.00517.59
8.3.160.0130.00717.68
8.3.150.0140.00617.72
8.3.140.0130.00516.83
8.3.130.0110.00217.68
8.3.120.0100.00418.56
8.3.110.0090.00519.65
8.3.100.0090.00920.35
8.3.90.0230.00821.65
8.3.80.0270.00322.54
8.3.70.0210.00421.72
8.3.60.0190.00222.50
8.3.50.0190.00222.52
8.3.40.0130.00522.14
8.3.30.0140.00421.97
8.3.20.0140.00422.10
8.3.10.0150.00322.20
8.3.00.0130.00423.03
8.2.290.0110.00821.95
8.2.280.0110.00616.45
8.2.270.0140.00416.88
8.2.260.0110.00416.57
8.2.250.0060.00617.22
8.2.240.0080.00517.66
8.2.230.0080.00619.46
8.2.220.0110.00726.89
8.2.210.0120.00321.59
8.2.200.0170.00121.76
8.2.190.0150.00422.42
8.2.180.0120.00621.53
8.2.170.0170.00322.24
8.2.160.0160.00422.31
8.2.150.0150.00623.05
8.2.140.0200.00122.10
8.2.130.0170.00322.14
8.2.120.0170.00322.14
8.2.110.0160.00622.15
8.2.100.0140.00621.98
8.2.90.0190.00222.16
8.2.80.0160.00522.16
8.2.70.0130.00422.19
8.2.60.0160.00422.03
8.2.50.0170.00322.17
8.2.40.0130.00922.07
8.2.30.0110.00522.13
8.2.20.0140.00322.08
8.2.10.0110.00822.26
8.2.00.0150.00222.24
8.1.330.0100.00822.10
8.1.320.0210.00516.01
8.1.310.0150.00216.14
8.1.300.0120.00417.15
8.1.290.0160.00221.36
8.1.280.0140.00422.30
8.1.270.0130.00522.00
8.1.260.0150.00321.94
8.1.250.0120.00722.79
8.1.240.0110.00522.03
8.1.230.0160.00221.95
8.1.220.0120.00421.98
8.1.210.0150.00221.80
8.1.200.0160.00422.73
8.1.190.0120.00622.93
8.1.180.0120.00621.96
8.1.170.0120.00521.94
8.1.160.0140.00821.84
8.1.150.0130.00421.98
8.1.140.0100.00721.92
8.1.130.0120.00421.93
8.1.120.0150.00321.98
8.1.110.0140.00321.84
8.1.100.0130.00221.92
8.1.90.0160.00721.84
8.1.80.0120.00422.06
8.1.70.0140.00321.92
8.1.60.0130.00521.86
8.1.50.0180.00321.85
8.1.40.0120.00522.14
8.1.30.0110.00622.00
8.1.20.0170.00122.04
8.1.10.0140.00421.97
8.1.00.0120.00721.91

preferences:
26.36 ms | 403 KiB | 5 Q