3v4l.org

run code in 300+ PHP versions simultaneously
<?php define("EXPREG","/^(\s*\n*'[\d]+(-\d+)?')(\s*\n+\s*'[\d]+(-\d+)?')*\n*\s*$/i"); function test($raw){ if(preg_match(EXPREG,$raw)){ return json_encode(true); }else{ return json_encode(preg_last_error()); } } $raw="'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n'12345'\n "; $r=test($raw); echo $r;

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)
8.3.60.0100.01018.50
8.3.50.0120.00316.61
8.3.40.0060.00918.93
8.3.30.0070.00718.79
8.3.20.0040.00420.38
8.3.10.0000.00823.65
8.3.00.0040.00423.56
8.2.180.0110.00418.54
8.2.170.0100.00622.96
8.2.160.0090.00619.47
8.2.150.0000.00824.18
8.2.140.0080.00024.66
8.2.130.0040.00422.38
8.2.120.0060.00326.35
8.2.110.0100.00019.28
8.2.100.0070.00418.21
8.2.90.0000.00819.26
8.2.80.0040.00417.97
8.2.70.0060.00317.88
8.2.60.0070.00417.68
8.2.50.0060.00318.16
8.2.40.0000.00920.71
8.2.30.0050.00319.39
8.2.20.0000.00718.17
8.2.10.0040.00418.28
8.2.00.0000.00718.27
8.1.280.0070.01025.92
8.1.270.0030.00623.96
8.1.260.0040.00426.35
8.1.250.0040.00428.09
8.1.240.0090.00023.98
8.1.230.0110.00022.82
8.1.220.0080.00017.74
8.1.210.0030.00818.77
8.1.200.0060.00317.60
8.1.190.0040.00417.48
8.1.180.0050.00318.10
8.1.170.0040.00418.75
8.1.160.0000.00718.97
8.1.150.0040.00420.19
8.1.140.0040.00419.58
8.1.130.0070.00019.04
8.1.120.0040.00417.70
8.1.110.0050.00317.69
8.1.100.0060.00317.66
8.1.90.0040.00417.65
8.1.80.0040.00417.62
8.1.70.0050.00517.67
8.1.60.0030.00617.86
8.1.50.0030.00517.67
8.1.40.0030.00617.77
8.1.30.0000.00817.74
8.1.20.0030.00617.86
8.1.10.0090.00017.67
8.1.00.0020.00517.63
8.0.300.0060.00318.77
8.0.290.0020.00516.88
8.0.280.0000.00718.53
8.0.270.0000.00717.36
8.0.260.0000.00717.27
8.0.250.0030.00317.05
8.0.240.0000.00817.02
8.0.230.0030.00317.20
8.0.220.0040.00416.98
8.0.210.0000.00717.09
8.0.200.0070.00317.18
8.0.190.0030.00517.14
8.0.180.0000.00817.15
8.0.170.0000.00717.07
8.0.160.0000.00717.12
8.0.150.0050.00516.93
8.0.140.0000.00817.08
8.0.130.0040.00413.53
8.0.120.0040.00416.95
8.0.110.0040.00416.90
8.0.100.0050.00316.99
8.0.90.0050.00217.07
8.0.80.0080.00817.13
8.0.70.0080.00017.05
8.0.60.0000.00817.09
8.0.50.0000.00816.99
8.0.30.0100.00717.24
8.0.20.0130.00917.52
8.0.10.0070.00017.16
8.0.00.0030.01416.90
7.4.330.0030.00315.55
7.4.320.0040.00416.79
7.4.300.0030.00316.75
7.4.290.0100.00416.76
7.4.280.0000.00816.75
7.4.270.0070.00016.76
7.4.260.0040.00416.89
7.4.250.0040.00416.83
7.4.240.0000.00716.73
7.4.230.0040.00416.79
7.4.220.0090.00916.81
7.4.210.0000.01416.79
7.4.200.0070.00016.98
7.4.160.0080.00816.74
7.4.150.0110.00717.40
7.4.140.0100.00917.86
7.4.130.0100.01016.82
7.4.120.0140.00716.89
7.4.110.0060.01316.73
7.4.100.0000.01916.74
7.4.90.0110.00716.63
7.4.80.0140.01119.39
7.4.70.0030.01316.94
7.4.60.0070.01016.75
7.4.50.0030.00916.74
7.4.40.0070.01016.64
7.4.30.0130.00616.64
7.4.00.0040.01215.01
7.3.330.0050.00013.50
7.3.320.0050.00013.43
7.3.310.0030.00316.52
7.3.300.0030.00316.52
7.3.290.0120.00516.53
7.3.280.0090.01116.48
7.3.270.0130.01117.40
7.3.260.0120.00916.71
7.3.250.0100.00816.75
7.3.240.0080.01316.93
7.3.230.0160.00316.67
7.3.210.0100.00716.69
7.3.200.0030.01516.88
7.3.190.0100.00716.70
7.3.180.0060.01016.46
7.3.170.0000.01616.79
7.3.160.0130.00316.82
7.2.330.0120.00416.73
7.2.320.0170.00316.75
7.2.310.0140.00416.93
7.2.300.0120.00616.98
7.2.290.0140.00716.71
7.2.60.0120.00317.11
7.2.50.0070.00716.96
7.1.200.0060.00915.79
7.1.70.0020.00517.57
7.1.60.0040.01517.59
7.1.30.0200.05338.38
7.1.20.0170.05738.30
7.1.10.0100.06022.35
7.1.00.0070.07722.29
7.0.200.0070.01016.73
7.0.170.0030.06021.82
7.0.160.0130.05021.87
7.0.150.0070.06021.86
7.0.140.0100.06021.73
7.0.130.0170.07321.82
7.0.120.0130.08021.86
7.0.110.0130.05321.84
7.0.100.0030.08022.00
7.0.90.0130.05021.90
7.0.80.0030.06021.98
7.0.70.0170.05021.88
7.0.60.0070.05721.93
7.0.50.0130.07021.89
7.0.40.0230.05721.97
7.0.30.0100.05321.88
7.0.20.0130.05721.70
7.0.10.0170.06721.88
7.0.00.0130.05321.80
preferences:
63.18 ms | 401 KiB | 5 Q