3v4l.org

run code in 300+ PHP versions simultaneously
<?php function condenseDays(string $days): string { return preg_replace( '/-\K[^,]+-/', '', str_replace( ['n,t', 'e,w', 'd,t', 'u,f', 'i,s', 't,s'], ['n-t', 'e-w', 'd-t', 'u-f', 'i-s', 't-s'], $days ) ); } echo condenseDays('mon,tue,wed,thu,fri,sat') . "\n"; echo condenseDays('tue,thu,fri,sun') . "\n"; echo condenseDays('mon,tue,wed,fri,sat,sun') . "\n"; echo condenseDays('mon,thu,sun') . "\n"; echo condenseDays('tue,wed,fri,sat') . "\n"; echo condenseDays('mon,wed,fri,sun') . "\n"; echo condenseDays('mon,tue,thu,fri,sat,sun');

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)
8.4.140.0130.00917.99
8.4.130.0110.00817.91
8.4.120.0110.00824.12
8.4.110.0130.00722.46
8.4.100.0110.01018.07
8.4.90.0080.00520.63
8.4.80.0040.00419.03
8.4.70.0110.01118.13
8.4.60.0120.00920.68
8.4.50.0060.00817.69
8.4.40.0080.01120.57
8.4.30.0070.01318.70
8.4.20.0100.01018.03
8.4.10.0040.00423.57
8.3.270.0120.01016.49
8.3.260.0110.00816.69
8.3.250.0110.00818.87
8.3.240.0040.00517.19
8.3.230.0070.00316.72
8.3.220.0140.00518.81
8.3.210.0040.00518.43
8.3.200.0070.00216.52
8.3.190.0090.01016.98
8.3.180.0110.00416.70
8.3.170.0050.00316.90
8.3.160.0100.00316.58
8.3.150.0120.00617.41
8.3.140.0090.00916.86
8.3.130.0070.00318.54
8.3.120.0050.00520.75
8.3.110.0060.00318.54
8.3.100.0130.00617.04
8.3.90.0040.00426.77
8.3.80.0060.00318.43
8.3.70.0060.00916.61
8.3.60.0170.00316.74
8.3.50.0140.00718.55
8.3.40.0070.00720.35
8.3.30.0160.00318.79
8.3.20.0140.00024.18
8.3.10.0040.00424.66
8.3.00.0000.00826.16
8.2.290.0130.00620.59
8.2.280.0030.00518.75
8.2.270.0090.00916.89
8.2.260.0090.00918.79
8.2.250.0160.00318.62
8.2.240.0070.00417.00
8.2.230.0060.00320.94
8.2.220.0070.01024.06
8.2.210.0030.01326.77
8.2.200.0030.00618.54
8.2.190.0040.01116.63
8.2.180.0100.01025.92
8.2.170.0110.00418.99
8.2.160.0140.00022.96
8.2.150.0040.00425.66
8.2.140.0000.00824.66
8.2.130.0040.00426.16
8.2.120.0070.00026.16
8.2.110.0030.00620.38
8.2.100.0110.00417.91
8.2.90.0050.00317.91
8.2.80.0050.00318.03
8.2.70.0050.00317.80
8.2.60.0060.00319.53
8.2.50.0060.00618.07
8.2.40.0040.00418.09
8.2.30.0000.00718.05
8.2.20.0060.00319.10
8.2.10.0070.00017.98
8.2.00.0040.00419.15
8.1.330.0120.00621.84
8.1.320.0100.00916.28
8.1.310.0120.00316.73
8.1.300.0060.00318.09
8.1.290.0090.00030.84
8.1.280.0070.00725.92
8.1.270.0040.00424.66
8.1.260.0030.00526.35
8.1.250.0000.00728.09
8.1.240.0090.00022.19
8.1.230.0100.00020.91
8.1.220.0040.00417.74
8.1.210.0040.00418.77
8.1.200.0040.00417.35
8.1.190.0030.00617.36
8.1.180.0070.00318.10
8.1.170.0040.00418.73
8.1.160.0000.00719.00
8.1.150.0050.00318.66
8.1.140.0040.00417.57
8.1.130.0000.00718.86
8.1.120.0090.00017.57
8.1.110.0030.00617.48
8.1.100.0000.00717.56
8.1.90.0070.00517.50
8.1.80.0100.00517.45
8.1.70.0170.00017.41
8.1.60.0100.00517.52
8.1.50.0170.00317.46
8.1.40.0110.00717.58
8.1.30.0180.00017.52
8.1.20.0150.00317.66
8.1.10.0120.00617.61
8.1.00.0130.00517.63
8.0.300.0000.00819.77
8.0.290.0030.00616.71
8.0.280.0000.00718.48
8.0.270.0030.00317.02
8.0.260.0030.00318.48
8.0.250.0040.00417.04
8.0.240.0030.00617.01
8.0.230.0000.00717.01
8.0.220.0150.00016.91
8.0.210.0050.01016.88
8.0.200.0120.00416.94
8.0.190.0150.00017.04
8.0.180.0110.00517.00
8.0.170.0120.00417.10
8.0.160.0150.00316.94
8.0.150.0080.00816.98
8.0.140.0070.00716.87
8.0.130.0110.00516.98
8.0.120.0080.00816.98
8.0.110.0130.00417.05
8.0.100.0130.00417.06
8.0.90.0100.00716.82
8.0.80.0100.00616.88
8.0.70.0180.00016.89
8.0.60.0060.01116.89
8.0.50.0130.00016.87
8.0.30.0090.00616.95
8.0.20.0090.00417.01
8.0.10.0050.00516.93
7.4.330.0030.00315.55
7.4.320.0030.00316.60
7.4.300.0140.00416.71
7.4.290.0120.00416.74
7.4.280.0150.00416.75
7.4.270.0080.00816.56
7.4.260.0040.01216.66
7.4.250.0100.00516.59
7.4.240.0110.00716.54
7.4.230.0080.00616.73
7.4.220.0150.00016.55
7.4.210.0160.00016.60
7.4.200.0160.00016.61
7.4.190.0100.00516.57
7.4.180.0090.00616.55
7.4.160.0140.00316.75
7.4.150.0100.00516.73
7.4.140.0070.00716.72
7.4.130.0070.00716.48
7.4.120.0070.00816.58
7.4.110.0150.00016.56
7.4.100.0090.00616.61
7.4.90.0110.00416.55
7.4.80.0140.00016.51
7.4.70.0150.00016.69
7.4.60.0110.00416.66
7.4.50.0110.00416.54
7.4.40.0050.01016.54
7.4.30.0150.00016.66
7.4.20.0130.00316.56
7.4.10.0070.00616.45
7.4.00.0080.00516.66

preferences:
29.26 ms | 403 KiB | 5 Q