3v4l.org

run code in 300+ PHP versions simultaneously
<?php $str = "tea dae 15 abc 7,2 kg abc aa 1 aa"; $result = ""; if (preg_match('~(\d+(?:,\d+)?)\s*(kg)\b~', $str, $m)) { $result = $m[1] . $m[2]; } echo $result;

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)
8.4.120.0110.00822.04
8.4.110.0040.00523.89
8.4.100.0080.01017.86
8.4.90.0130.00720.64
8.4.80.0110.00618.05
8.4.70.0130.00718.07
8.4.60.0110.00918.56
8.4.50.0060.00319.81
8.4.40.0070.00717.99
8.4.30.0060.01218.77
8.4.20.0100.01017.93
8.4.10.0090.00020.56
8.3.250.0100.00919.05
8.3.240.0100.01116.70
8.3.230.0120.00516.73
8.3.220.0070.00119.14
8.3.210.0100.00816.96
8.3.200.0050.00416.95
8.3.190.0120.00618.41
8.3.180.0080.01018.61
8.3.170.0090.00916.74
8.3.160.0040.00418.59
8.3.150.0160.00320.49
8.3.140.0060.00316.73
8.3.130.0040.00418.58
8.3.120.0160.00018.83
8.3.110.0000.00820.94
8.3.100.0030.00724.06
8.3.90.0040.00426.77
8.3.80.0060.00319.36
8.3.70.0090.00916.61
8.3.60.0090.00616.63
8.3.50.0110.00824.50
8.3.40.0100.01018.88
8.3.30.0170.00019.00
8.3.20.0040.00424.18
8.3.10.0040.00424.66
8.3.00.0080.00026.16
8.2.290.0110.00916.66
8.2.280.0100.00718.55
8.2.270.0090.00917.33
8.2.260.0050.00516.44
8.2.250.0030.00618.63
8.2.240.0050.00518.71
8.2.230.0030.00522.58
8.2.220.0040.01137.54
8.2.210.0050.00226.77
8.2.200.0040.00418.88
8.2.190.0120.00417.00
8.2.180.0030.01425.92
8.2.170.0110.00422.96
8.2.160.0100.00322.96
8.2.150.0040.00425.66
8.2.140.0040.00424.66
8.2.130.0070.01026.16
8.2.120.0080.00019.73
8.2.110.0030.00922.37
8.2.100.0100.00317.91
8.2.90.0040.00417.86
8.2.80.0080.00019.05
8.2.70.0000.01018.05
8.2.60.0030.00517.75
8.2.50.0000.00819.34
8.2.40.0000.00919.44
8.2.30.0000.00819.26
8.2.20.0020.00518.08
8.2.10.0000.00719.36
8.2.00.0000.00719.23
8.1.330.0090.01016.57
8.1.320.0100.00916.22
8.1.310.0040.00416.56
8.1.300.0090.00019.67
8.1.290.0070.00330.84
8.1.280.0080.00825.92
8.1.270.0070.01122.21
8.1.260.0090.00026.35
8.1.250.0070.00028.09
8.1.240.0090.00923.76
8.1.230.0040.00822.18
8.1.220.0040.00417.78
8.1.210.0000.00918.77
8.1.200.0080.00017.35
8.1.190.0000.00819.13
8.1.180.0080.00019.02
8.1.170.0000.00818.65
8.1.160.0000.00818.95
8.1.150.0120.00018.82
8.1.140.0000.00718.82
8.1.130.0040.00417.47
8.1.120.0050.00217.61
8.1.110.0040.00417.60
8.1.100.0040.00417.61
8.1.90.0040.00417.48
8.1.80.0080.00017.66
8.1.70.0000.00717.61
8.1.60.0060.00317.63
8.1.50.0070.00017.63
8.1.40.0000.00817.55
8.1.30.0070.00417.77
8.1.20.0050.00317.64
8.1.10.0030.00517.76
8.1.00.0040.00417.57
8.0.300.0040.00418.77
8.0.290.0060.00316.75
8.0.280.0000.00718.36
8.0.270.0080.00016.84
8.0.260.0000.00716.97
8.0.250.0030.00316.97
8.0.240.0030.00317.10
8.0.230.0030.00317.00
8.0.220.0030.00716.90
8.0.210.0040.00416.98
8.0.200.0000.01017.00
8.0.190.0000.00816.97
8.0.180.0040.00416.95
8.0.170.0040.00417.06
8.0.160.0000.01017.04
8.0.150.0050.00217.02
8.0.140.0030.00516.98
8.0.130.0030.00313.50
8.0.120.0020.00517.04
8.0.110.0040.00417.07
8.0.100.0020.00516.92
8.0.90.0030.00617.04
8.0.80.0060.01216.95
8.0.70.0070.00016.83
8.0.60.0000.00717.06
8.0.50.0040.00416.90
8.0.30.0170.00617.05
8.0.20.0100.01017.01
8.0.10.0000.00817.04
8.0.00.0090.00916.74
7.4.330.0000.00515.55
7.4.320.0030.00316.63
7.4.300.0040.00416.81
7.4.290.0040.00416.78
7.4.280.0050.00316.76
7.4.270.0040.00416.70
7.4.260.0000.00716.76
7.4.250.0090.00016.67
7.4.240.0000.00716.79
7.4.230.0000.00716.62
7.4.220.0010.00616.69
7.4.210.0050.01016.66
7.4.200.0070.00016.85
7.4.130.0080.01016.79
7.4.120.0120.00616.72
7.4.110.0060.01116.73
7.4.100.0130.00916.73
7.4.90.0130.01316.73
7.4.80.0060.01219.39
7.4.70.0090.01216.67
7.4.60.0090.00816.55
7.4.50.0030.01316.64
7.4.40.0030.01616.72
7.4.30.0030.01316.67
7.4.20.0090.01016.58
7.4.10.0130.00416.80
7.4.00.0100.00716.59
7.3.330.0040.00416.30
7.3.320.0060.00013.39
7.3.310.0000.00716.31
7.3.300.0030.00316.46
7.3.290.0080.00616.42
7.3.260.0080.00816.49
7.3.240.0080.01116.63
7.3.230.0070.01316.53
7.3.210.0100.00716.64
7.3.200.0180.00016.43
7.3.190.0090.01216.54
7.3.180.0070.01016.43
7.3.170.0120.00616.59
7.3.160.0110.01116.67
7.3.150.0060.01216.48
7.3.140.0060.01216.54
7.3.130.0160.00316.67
7.3.120.0110.00716.52
7.3.110.0070.01016.50
7.3.100.0070.01016.40
7.3.90.0030.01516.53
7.3.80.0110.00716.67
7.3.70.0100.01016.58
7.3.60.0140.00316.59
7.3.50.0090.00916.45
7.3.40.0090.00916.60
7.3.30.0060.01216.57
7.3.20.0090.00916.56
7.3.10.0140.00416.50
7.3.00.0110.00716.71
7.2.330.0060.01316.67
7.2.320.0070.01416.82
7.2.310.0040.01316.68
7.2.300.0090.01016.61
7.2.290.0110.01416.52
7.2.280.0170.00316.75
7.2.270.0160.00316.62
7.2.260.0130.00616.89
7.2.250.0100.01016.66
7.2.240.0150.00316.56
7.2.230.0120.00616.81
7.2.220.0040.01416.78
7.2.210.0090.01516.62
7.2.200.0060.01316.55
7.2.190.0150.00316.63
7.2.180.0110.00816.78
7.2.170.0110.00716.69
7.2.160.0100.01016.70
7.2.150.0090.00916.65
7.2.140.0180.00016.76
7.2.130.0080.01116.68
7.2.120.0100.00716.89
7.2.110.0090.01016.77
7.2.100.0110.00716.62
7.2.90.0110.00816.75
7.2.80.0120.00616.67
7.2.70.0130.00416.69
7.2.60.0060.01216.61
7.2.50.0260.01116.68
7.2.40.0030.01616.75
7.2.30.0120.00616.84
7.2.20.0120.00616.83
7.2.10.0090.00916.85
7.2.00.0070.01016.62

preferences:
111.31 ms | 403 KiB | 5 Q