3v4l.org

run code in 300+ PHP versions simultaneously
<?php $string='دد'; echo preg_match('#(?:^[^\pL]*)|(?:[^\pL]*$)#u',$string);

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)
8.3.40.0120.00318.95
8.3.30.0040.01118.97
8.3.20.0080.00018.85
8.3.10.0000.00920.61
8.3.00.0040.00419.38
8.2.170.0140.00322.96
8.2.160.0030.01020.38
8.2.150.0000.00824.18
8.2.140.0000.00824.66
8.2.130.0040.00426.16
8.2.120.0000.00818.88
8.2.110.0000.01021.05
8.2.100.0070.00318.09
8.2.90.0090.00019.53
8.2.80.0020.00519.21
8.2.70.0080.00017.75
8.2.60.0000.00817.93
8.2.50.0000.00818.07
8.2.40.0040.00418.28
8.2.30.0040.00718.18
8.2.20.0030.00619.54
8.2.10.0040.00417.79
8.2.00.0050.00517.86
8.1.270.0080.00024.66
8.1.260.0040.00426.35
8.1.250.0120.00328.09
8.1.240.0090.00022.45
8.1.230.0040.00721.03
8.1.220.0080.00017.74
8.1.210.0040.00418.89
8.1.200.0040.00417.35
8.1.190.0040.00417.52
8.1.180.0090.00018.10
8.1.170.0000.00918.71
8.1.160.0000.00718.90
8.1.150.0040.00418.71
8.1.140.0030.00617.58
8.1.130.0040.00417.81
8.1.120.0000.00717.57
8.1.110.0000.00717.56
8.1.100.0030.00317.48
8.1.90.0050.00317.42
8.1.80.0080.00017.55
8.1.70.0070.00017.49
8.1.60.0020.00517.67
8.1.50.0000.00817.59
8.1.40.0080.00017.64
8.1.30.0050.00317.75
8.1.20.0050.00317.64
8.1.10.0040.00417.71
8.1.00.0000.00817.58
8.0.300.0030.00619.88
8.0.290.0040.00416.88
8.0.280.0040.00418.45
8.0.270.0000.00717.32
8.0.260.0000.00616.92
8.0.250.0000.00717.19
8.0.240.0090.00317.22
8.0.230.0070.00017.14
8.0.220.0040.00417.11
8.0.210.0050.00317.13
8.0.200.0030.00317.14
8.0.190.0080.00017.08
8.0.180.0030.00517.07
8.0.170.0000.00816.95
8.0.160.0030.00517.18
8.0.150.0040.00416.96
8.0.140.0040.00416.99
8.0.130.0000.00813.43
8.0.120.0000.00716.95
8.0.110.0040.00416.94
8.0.100.0000.00816.90
8.0.90.0080.00016.99
8.0.80.0040.01117.10
8.0.70.0050.00317.20
8.0.60.0000.00817.04
8.0.50.0040.00417.04
8.0.30.0030.01617.13
8.0.20.0110.00817.26
8.0.10.0040.00417.11
8.0.00.0110.00816.94
7.4.330.0050.00013.27
7.4.320.0070.00016.73
7.4.300.0030.00316.80
7.4.290.0040.00416.63
7.4.280.0030.00516.71
7.4.270.0070.00016.63
7.4.260.0030.00313.46
7.4.250.0000.00816.68
7.4.240.0050.00316.79
7.4.230.0000.00716.50
7.4.220.0030.01616.79
7.4.210.0090.00916.81
7.4.200.0000.00716.89
7.4.190.0080.00016.78
7.4.160.0150.00916.76
7.4.150.0130.00316.49
7.4.140.0120.00616.57
7.4.130.0080.00916.53
7.4.120.0130.00616.69
7.4.110.0130.00716.58
7.4.100.0040.01716.75
7.4.90.0060.01216.52
7.4.80.0120.00816.71
7.4.70.0100.01016.73
7.4.60.0070.01016.78
7.4.50.0040.00416.66
7.4.40.0000.01716.57
7.4.30.0030.01316.83
7.4.00.0110.00315.13
7.3.330.0030.00313.27
7.3.320.0000.00613.17
7.3.310.0040.00416.38
7.3.300.0000.00716.29
7.3.290.0060.00916.36
7.3.280.0080.00816.30
7.3.270.0040.01716.48
7.3.260.0090.00916.41
7.3.250.0110.00816.40
7.3.240.0090.00616.56
7.3.230.0120.00416.34
7.3.210.0070.01016.79
7.3.200.0060.01819.39
7.3.190.0060.01716.70
7.3.180.0100.00616.35
7.3.170.0000.01916.23
7.3.160.0000.01616.51
7.3.120.0110.00414.76
7.2.330.0060.01216.63
7.2.320.0100.01316.46
7.2.310.0090.00916.60
7.2.300.0060.01116.65
7.2.290.0150.00416.74
7.2.00.0060.00919.51
7.1.100.0030.01018.19
7.1.70.0820.00014.82
7.1.60.0070.01719.33
7.1.50.0170.00716.93
7.1.00.0030.03322.45
7.0.200.0130.00314.79
7.0.140.0000.07722.04
7.0.120.0000.07322.16
7.0.60.0070.04319.83
7.0.50.0070.07317.83
7.0.40.0100.04320.33
7.0.30.0130.06020.03
7.0.20.0270.05020.14
7.0.10.0330.07720.11
7.0.00.0070.06320.13
5.6.280.0070.06721.06
5.6.210.0130.07720.61
5.6.200.0100.07018.22
5.6.190.0030.08720.39
5.6.180.0230.04320.56
5.6.170.0300.08020.48
5.6.160.0070.04320.52
5.6.150.0070.04718.18
5.6.140.0130.08018.16
5.6.130.0070.04318.14
5.6.120.0070.08720.98
5.6.110.0200.06321.10
5.6.100.0130.07021.10
5.6.90.0070.03721.03
5.6.80.0230.05720.52
5.6.70.0230.05720.50
5.5.350.0270.08720.38
5.5.340.0130.07317.84
5.5.330.0000.04320.21
5.5.320.0170.09320.07
5.5.310.0400.07320.45
5.5.300.0030.04317.91
5.5.290.0170.03318.02
5.5.280.0030.06720.74
5.5.270.0030.04320.87
5.5.260.0030.08720.83
5.5.250.0070.08020.65
5.5.240.0100.07320.14
5.4.450.0070.04019.40
5.4.440.0030.08019.13
5.4.430.0030.04319.42
5.4.420.0100.05719.23
5.4.410.0030.04019.07
5.4.400.0170.06719.18
5.4.390.0000.06719.14
5.4.380.0170.06319.13
5.4.370.0130.04719.19
5.4.360.0100.04719.05
5.4.350.0030.07319.08
5.4.340.0030.04019.17
5.4.320.0030.06318.79
5.4.310.0000.05318.79
5.4.300.0030.07018.79
5.4.290.0130.05319.11
5.4.280.0070.07019.14
5.4.270.0030.08019.15
5.4.260.0070.05719.02
5.4.250.0170.06319.13
5.4.240.0100.07718.87
5.4.230.0100.06019.08
5.4.220.0130.07318.87
5.4.210.0030.08319.14
5.4.200.0130.04319.07
5.4.190.0000.04319.17
5.4.180.0130.07319.07
5.4.170.0070.04718.99
5.4.160.0100.03718.98
5.4.150.0030.06719.15
5.4.140.0030.05316.33
5.4.130.0070.04016.36
5.4.120.0070.03316.32
5.4.110.0130.05016.24
5.4.100.0030.03716.14
5.4.90.0100.07316.30
5.4.80.0030.03716.31
5.4.70.0000.07716.33
5.4.60.0070.07016.32
5.4.50.0070.05716.58
5.4.40.0070.07716.22
5.4.30.0070.07716.27
5.4.20.0200.05716.39
5.4.10.0070.04316.34
5.4.00.0000.04315.70
5.3.290.0030.04014.62
5.3.280.0130.06714.61
5.3.270.0000.05014.52
5.3.260.0030.04714.50
5.3.250.0070.05014.52
5.3.240.0100.05714.53
5.3.230.0070.04314.53
5.3.220.0030.04714.52
5.3.210.0030.04014.35
5.3.200.0070.04314.48
5.3.190.0070.03314.38
5.3.180.0170.06314.48
5.3.170.0000.07714.43
5.3.160.0170.05314.50
5.3.150.0070.06314.52
5.3.140.0100.07714.52
5.3.130.0030.05714.42
5.3.120.0070.07714.48
5.3.110.0030.08014.56
5.3.100.0100.08013.96
5.3.90.0000.07313.98
5.3.80.0030.06713.80
5.3.70.0030.04013.94
5.3.60.0070.07313.79
5.3.50.0030.07713.88
5.3.40.0070.04713.76
5.3.30.0070.04013.99
5.3.20.0100.07013.70
5.3.10.0070.07313.59
5.3.00.0030.03713.46
5.2.170.0100.06011.02
5.2.160.0070.06011.07
5.2.150.0100.03011.00
5.2.140.0000.07011.29
5.2.130.0030.06711.25
5.2.120.0000.05311.07
5.2.110.0070.02711.25
5.2.100.0100.04011.07
5.2.90.0030.03311.03
5.2.80.0030.05011.06
5.2.70.0070.06011.17
5.2.60.0070.04311.05
5.2.50.0000.03310.84
5.2.40.0070.06310.87
5.2.30.0130.03010.87
5.2.20.0070.03311.11
5.2.10.0070.05310.77
5.2.00.0030.03710.70
5.1.60.0000.04710.00
5.1.50.0070.0509.95
5.1.40.0100.0209.97
5.1.30.0030.05010.36
5.1.20.0070.02710.39
5.1.10.0070.05710.02
5.1.00.0030.05710.08
5.0.50.0000.0238.60
5.0.40.0030.0478.35
5.0.30.0030.0438.23
5.0.20.0030.0238.21
5.0.10.0030.0238.23
5.0.00.0000.0638.12
4.4.90.0030.0207.91
4.4.80.0030.0377.91
4.4.70.0000.0237.91
4.4.60.0000.0307.91
4.4.50.0000.0377.91
4.4.40.0000.0337.91
4.4.30.0070.0107.91
4.4.20.0030.0307.91
4.4.10.0030.0307.91
4.4.00.0030.0537.91
4.3.110.0030.0337.91
4.3.100.0100.0277.91
4.3.90.0030.0237.91
4.3.80.0000.0607.91
4.3.70.0070.0277.91
4.3.60.0070.0207.91
4.3.50.0000.0377.91
4.3.40.0000.0307.91
4.3.30.0000.0237.91
4.3.20.0000.0207.91
4.3.10.0000.0207.91
4.3.00.0000.0207.91

preferences:
47.2 ms | 400 KiB | 5 Q