3v4l.org

run code in 300+ PHP versions simultaneously
<?php define( 'PAIRS', [ [ 'mon,tue', 'tue,wed', 'wed,thu', 'thu,fri', 'fri,sat', 'sat,sun' ], [ 'mon-tue', 'tue-wed', 'wed-thu', 'thu-fri', 'fri-sat', 'sat-sun' ] ] ); function condenseDays(string $days): string { return preg_replace( '/-\K[^,]+-/', '', str_replace(PAIRS[0], PAIRS[1], $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)
8.4.140.0120.01017.91
8.4.130.0130.00718.78
8.4.120.0120.00623.97
8.4.110.0060.01320.77
8.4.100.0030.00518.79
8.4.90.0070.00520.45
8.4.80.0070.00118.73
8.4.70.0120.00818.09
8.4.60.0110.01019.01
8.4.50.0100.00919.61
8.4.40.0130.00620.42
8.4.30.0040.00718.64
8.4.20.0140.00718.21
8.4.10.0090.00023.93
8.3.270.0100.00916.66
8.3.260.0100.00816.77
8.3.250.0130.00619.06
8.3.240.0130.00717.14
8.3.230.0100.00916.95
8.3.220.0110.00819.12
8.3.210.0140.00616.75
8.3.200.0080.00316.85
8.3.190.0130.00617.19
8.3.180.0130.00616.62
8.3.170.0120.00617.22
8.3.160.0090.00918.54
8.3.150.0090.00918.47
8.3.140.0030.00618.44
8.3.130.0040.00418.43
8.3.120.0080.00319.16
8.3.110.0110.00720.94
8.3.100.0070.00318.59
8.3.90.0140.00026.77
8.3.80.0040.00416.75
8.3.70.0140.00716.58
8.3.60.0110.00416.63
8.3.50.0110.00718.62
8.3.40.0100.00320.33
8.3.30.0110.00418.93
8.3.20.0040.00424.18
8.3.10.0040.00424.66
8.3.00.0000.00826.16
8.2.290.0070.00120.40
8.2.280.0100.01218.73
8.2.270.0110.00717.30
8.2.260.0000.00919.02
8.2.250.0080.00818.32
8.2.240.0090.00017.37
8.2.230.0050.00322.58
8.2.220.0120.00324.06
8.2.210.0070.00026.77
8.2.200.0030.00618.66
8.2.190.0090.00918.54
8.2.180.0090.00925.92
8.2.170.0040.01122.96
8.2.160.0070.00722.96
8.2.150.0040.00425.66
8.2.140.0040.00424.66
8.2.130.0040.00426.16
8.2.120.0080.00020.08
8.2.110.0070.00320.38
8.2.100.0090.00317.84
8.2.90.0000.00817.75
8.2.80.0000.00819.09
8.2.70.0040.00417.75
8.2.60.0090.00017.90
8.2.50.0040.00418.07
8.2.40.0040.00418.22
8.2.30.0040.00418.19
8.2.20.0030.00619.41
8.2.10.0040.00418.26
8.2.00.0040.00419.43
8.1.330.0140.00521.92
8.1.320.0100.01016.33
8.1.310.0110.00718.53
8.1.300.0060.00316.23
8.1.290.0100.00030.84
8.1.280.0100.00725.92
8.1.270.0040.00724.66
8.1.260.0040.00426.35
8.1.250.0080.00028.09
8.1.240.0090.00022.22
8.1.230.0040.00722.25
8.1.220.0050.00317.74
8.1.210.0040.00418.77
8.1.200.0060.00317.48
8.1.190.0060.00317.25
8.1.180.0030.00618.10
8.1.170.0100.00018.91
8.1.160.0000.00718.89
8.1.150.0070.00018.68
8.1.140.0040.00417.57
8.1.130.0040.00418.93
8.1.120.0040.00417.45
8.1.110.0050.00217.46
8.1.100.0000.00717.57
8.1.90.0090.00617.58
8.1.80.0130.00317.50
8.1.70.0000.01517.51
8.1.60.0180.00017.48
8.1.50.0190.00017.49
8.1.40.0120.00617.52
8.1.30.0150.00417.65
8.1.20.0150.00417.73
8.1.10.0180.00017.66
8.1.00.0150.00317.48
8.0.300.0040.00419.91
8.0.290.0050.00317.00
8.0.280.0030.00520.18
8.0.270.0000.00818.23
8.0.260.0030.00318.46
8.0.250.0040.00417.05
8.0.240.0000.00717.09
8.0.230.0000.00717.18
8.0.220.0100.00517.05
8.0.210.0140.00216.91
8.0.200.0090.00416.98
8.0.190.0100.00517.02
8.0.180.0080.00816.96
8.0.170.0090.00516.91
8.0.160.0100.00517.13
8.0.150.0120.00216.91
8.0.140.0150.00316.96
8.0.130.0100.00516.99
8.0.120.0080.00817.00
8.0.110.0050.01017.07
8.0.100.0050.00916.90
8.0.90.0130.00217.07
8.0.80.0110.00416.89
8.0.70.0080.00717.03
8.0.60.0100.00516.82
8.0.50.0150.00016.95
8.0.30.0000.01416.91
8.0.20.0100.00517.00
8.0.10.0090.00517.16
7.4.330.0000.00615.55
7.4.320.0030.00316.78
7.4.300.0030.00616.82
7.4.290.0120.00016.73
7.4.280.0110.00516.68
7.4.270.0170.00016.66
7.4.260.0100.00316.69
7.4.250.0110.00416.73
7.4.240.0150.00016.55
7.4.230.0060.00916.55
7.4.220.0130.00016.77
7.4.210.0160.00016.71
7.4.200.0050.00916.68
7.4.190.0150.00016.89
7.4.180.0150.00016.79
7.4.160.0110.00316.64
7.4.150.0060.00916.84
7.4.140.0090.00516.77
7.4.130.0050.00916.66
7.4.120.0110.00416.68
7.4.110.0110.00416.68
7.4.100.0110.00316.68
7.4.90.0100.00316.66
7.4.80.0110.00416.59
7.4.70.0090.00516.52
7.4.60.0090.00516.60
7.4.50.0090.00516.63
7.4.40.0040.01116.73
7.4.30.0090.00516.54
7.4.20.0080.00816.57
7.4.10.0070.00716.52
7.4.00.0100.00316.72

preferences:
34.8 ms | 403 KiB | 5 Q