3v4l.org

run code in 300+ PHP versions simultaneously
<?php $re = '/(\|{(\d+)})(?!.*\1)/'; $str = '{1|{1078} {*|{1079}-}test{1|{4829}, test2 {4457}}} {*|{1078} {*|{1079}-}test3{1|{4829}, test4 {23232}}} '; preg_match_all($re, $str, $matches); print_r($matches[2]);

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)
8.5.10.0120.00716.98
8.5.00.0100.01120.31
8.4.150.0030.00014.05
8.4.140.0160.00617.73
8.4.130.0080.00918.06
8.4.120.0120.00820.52
8.4.110.0110.00922.48
8.4.100.0130.00817.88
8.4.90.0130.00718.53
8.4.80.0160.00517.95
8.4.70.0100.00518.37
8.4.60.0120.00419.02
8.4.50.0030.00919.48
8.4.40.0090.00018.03
8.4.30.0190.00022.36
8.4.20.0170.00020.58
8.4.10.0030.00619.86
8.3.280.0110.01018.54
8.3.270.0140.00816.79
8.3.260.0090.01116.54
8.3.250.0070.01218.91
8.3.240.0140.00416.92
8.3.230.0120.00916.57
8.3.220.0130.00517.06
8.3.210.0130.00816.73
8.3.200.0030.00616.44
8.3.190.0140.00416.95
8.3.180.0090.00916.87
8.3.170.0150.00418.83
8.3.160.0150.00318.71
8.3.150.0030.00617.15
8.3.140.0000.00818.82
8.3.130.0040.00416.82
8.3.120.0090.00018.66
8.3.110.0070.01020.94
8.3.100.0030.00616.80
8.3.90.0040.00426.77
8.3.80.0030.00616.63
8.3.70.0210.00016.63
8.3.60.0060.01518.35
8.3.50.0100.00717.41
8.3.40.0100.00718.79
8.3.30.0100.00718.98
8.3.20.0070.00421.95
8.3.10.0030.00621.61
8.3.00.0070.00023.66
8.2.290.0120.00720.23
8.2.280.0040.00418.55
8.2.270.0060.00316.93
8.2.260.0130.00720.92
8.2.250.0040.01118.36
8.2.240.0060.00319.18
8.2.230.0000.01022.58
8.2.220.0000.00824.06
8.2.210.0060.00926.77
8.2.200.0050.00516.75
8.2.190.0070.00716.75
8.2.180.0180.00416.50
8.2.170.0120.00619.08
8.2.160.0100.00322.96
8.2.150.0030.00524.18
8.2.140.0040.00424.66
8.2.130.0090.00026.16
8.2.120.0040.00421.25
8.2.110.0040.00722.24
8.2.100.0070.00320.39
8.2.90.0080.00319.30
8.2.80.0090.00018.04
8.2.70.0080.00018.03
8.2.60.0080.00018.22
8.2.50.0000.00818.10
8.2.40.0000.01020.56
8.2.30.0040.00419.37
8.2.20.0000.00817.95
8.2.10.0000.00819.20
8.2.00.0030.00519.07
8.1.330.0090.01121.80
8.1.320.0150.00616.38
8.1.310.0000.01416.71
8.1.300.0050.00318.10
8.1.290.0030.00630.84
8.1.280.0040.01125.92
8.1.270.0040.00423.92
8.1.260.0080.00026.35
8.1.250.0070.00028.09
8.1.240.0060.00320.55
8.1.230.0030.00720.91
8.1.220.0030.00617.74
8.1.210.0000.01018.77
8.1.200.0060.00317.36
8.1.190.0060.00317.25
8.1.180.0000.00818.10
8.1.170.0000.00818.66
8.1.160.0000.00918.84
8.1.150.0040.00418.84
8.1.140.0040.00418.84
8.1.130.0040.00420.00
8.1.120.0000.00817.59
8.1.110.0030.00617.55
8.1.100.0040.00417.50
8.1.90.0000.00717.46
8.1.80.0000.00817.52
8.1.70.0000.00717.55
8.1.60.0050.00317.63
8.1.50.0040.00417.47
8.1.40.0000.00917.57
8.1.30.0030.00517.63
8.1.20.0080.00017.70
8.1.10.0050.00317.77
8.1.00.0040.00417.61
8.0.300.0040.00419.85
8.0.290.0040.00416.88
8.0.280.0000.00718.33
8.0.270.0030.00316.97
8.0.260.0030.00318.34
8.0.250.0030.00317.00
8.0.240.0060.00016.93
8.0.230.0000.00716.93
8.0.220.0000.00716.87
8.0.210.0000.00816.95
8.0.200.0060.00017.04
8.0.190.0040.00417.04
8.0.180.0040.00417.05
8.0.170.0000.00816.96
8.0.160.0050.00216.94
8.0.150.0050.00216.77
8.0.140.0060.00316.93
8.0.130.0000.00513.41
8.0.120.0070.00016.96
8.0.110.0040.00416.95
8.0.100.0000.00717.02
8.0.90.0030.00316.94
8.0.80.0060.00917.01
8.0.70.0030.00316.92
8.0.60.0000.00816.76
8.0.50.0030.00517.08
8.0.30.0080.00817.29
8.0.20.0120.00817.08
8.0.10.0000.00817.15
8.0.00.0130.00516.87
7.4.330.0030.00315.55
7.4.320.0000.00616.73
7.4.300.0060.00316.82
7.4.290.0000.00716.73
7.4.280.0000.00816.57
7.4.270.0030.00316.64
7.4.260.0040.00416.49
7.4.250.0030.00316.50
7.4.240.0040.00416.65
7.4.230.0000.00716.84
7.4.220.0000.00716.49
7.4.210.0110.00916.74
7.4.200.0000.00716.73
7.4.160.0030.01116.63
7.4.130.0090.00916.53
7.4.120.0180.00416.75
7.4.110.0090.00916.74
7.4.100.0070.01116.52
7.4.90.0070.01016.59
7.4.80.0210.00319.39
7.4.70.0040.01616.75
7.4.60.0060.01616.80
7.4.50.0030.01016.42
7.4.40.0030.01216.66
7.4.00.0090.00615.11
7.3.330.0050.00013.13
7.3.320.0050.00013.17
7.3.310.0030.00616.40
7.3.300.0040.00416.34
7.3.290.0030.00316.34
7.3.280.0110.00616.29
7.3.260.0090.00816.59
7.3.230.0140.00916.64
7.3.210.0100.00616.64
7.3.200.0030.01616.54
7.3.190.0120.00316.78
7.3.180.0030.01416.28
7.3.170.0130.00316.32
7.3.160.0120.00416.39
7.3.60.0070.00514.94
7.3.50.0110.00414.92
7.3.40.0110.00214.80
7.3.30.0120.00414.75
7.3.20.0120.01216.80
7.3.10.0110.00816.48
7.3.00.0060.00816.78
7.2.330.0120.00616.64
7.2.320.0100.01016.71
7.2.310.0100.01016.80
7.2.300.0160.00816.69
7.2.290.0130.00816.61
7.2.190.0040.01014.96
7.2.180.0040.00915.10
7.2.170.0110.00215.08
7.2.160.0060.00815.21
7.2.150.0090.00816.93
7.2.140.0130.00816.66
7.2.130.0150.00216.62
7.2.120.0120.00816.76
7.2.110.0110.00616.89
7.2.100.0050.01516.92
7.2.90.0070.01016.99
7.2.80.0050.00817.07
7.2.70.0120.00617.02
7.2.60.0070.00716.89
7.2.50.0040.01417.02
7.2.40.0190.00416.76
7.2.30.0070.00816.87
7.2.20.0100.00816.88
7.2.10.0180.00416.99
7.2.00.0090.00916.90
7.1.300.0010.01515.97
7.1.290.0060.01115.84
7.1.280.0070.00515.78
7.1.270.0170.00715.95
7.1.260.0070.00615.91
7.1.250.0090.01215.88

preferences:
39.61 ms | 403 KiB | 5 Q