3v4l.org

run code in 300+ PHP versions simultaneously
<?php echo preg_match('/^[a-z\d][a-z\d-]{0,62}$/i', '123test');

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)
8.3.40.0090.01218.91
8.3.30.0090.00619.09
8.3.20.0040.00420.34
8.3.10.0090.00022.10
8.3.00.0040.00420.66
8.2.170.0040.01122.96
8.2.160.0070.00720.43
8.2.150.0080.00024.18
8.2.140.0040.00424.66
8.2.130.0040.00726.16
8.2.120.0090.00019.60
8.2.110.0090.00022.13
8.2.100.0090.00319.63
8.2.90.0090.00019.22
8.2.80.0040.00417.97
8.2.70.0050.00317.63
8.2.60.0060.00317.80
8.2.50.0040.00418.07
8.2.40.0040.00418.09
8.2.30.0000.00817.92
8.2.20.0040.00417.73
8.2.10.0000.00819.37
8.2.00.0000.00717.69
8.1.270.0110.00722.06
8.1.260.0060.00326.35
8.1.250.0030.00528.09
8.1.240.0090.00023.84
8.1.230.0090.00319.12
8.1.220.0050.00317.74
8.1.210.0050.00318.77
8.1.200.0000.00817.22
8.1.190.0040.00417.43
8.1.180.0060.00318.10
8.1.170.0030.00518.63
8.1.160.0000.00721.95
8.1.150.0040.00418.64
8.1.140.0070.00017.36
8.1.130.0030.00317.71
8.1.120.0050.00217.37
8.1.110.0070.00017.49
8.1.100.0000.00717.48
8.1.90.0000.00717.43
8.1.80.0000.00817.35
8.1.70.0000.00617.48
8.1.60.0060.00317.49
8.1.50.0040.00417.59
8.1.40.0050.00317.49
8.1.30.0030.00517.53
8.1.20.0000.00917.70
8.1.10.0000.00817.57
8.1.00.0040.00417.52
8.0.300.0070.00018.77
8.0.290.0040.00417.18
8.0.280.0030.00318.39
8.0.270.0030.00317.20
8.0.260.0040.00416.90
8.0.250.0000.00716.89
8.0.240.0030.00316.89
8.0.230.0050.00216.92
8.0.220.0030.00316.81
8.0.210.0030.00316.90
8.0.200.0030.00316.88
8.0.190.0080.00016.98
8.0.180.0040.00416.84
8.0.170.0050.00216.92
8.0.160.0000.00716.92
8.0.150.0030.00316.90
8.0.140.0040.00416.84
8.0.130.0030.00313.34
8.0.120.0050.00216.90
8.0.110.0000.00716.86
8.0.100.0000.00716.85
8.0.90.0040.00416.85
8.0.80.0040.01116.88
8.0.70.0000.00816.92
8.0.60.0000.00716.77
8.0.50.0050.00316.89
8.0.30.0080.01116.99
8.0.20.0100.00917.40
8.0.10.0030.00516.89
8.0.00.0090.01216.76
7.4.330.0070.00015.00
7.4.320.0030.00316.68
7.4.300.0040.00416.70
7.4.290.0080.00016.44
7.4.280.0030.00616.56
7.4.270.0080.00016.58
7.4.260.0030.00316.64
7.4.250.0040.00416.44
7.4.240.0040.00416.69
7.4.230.0000.00716.66
7.4.220.0120.00616.68
7.4.210.0060.00916.70
7.4.200.0000.00716.57
7.4.190.0030.00316.85
7.4.160.0080.00816.39
7.4.150.0110.00717.40
7.4.140.0140.00817.86
7.4.130.0100.00916.54
7.4.120.0050.01216.46
7.4.110.0060.01216.69
7.4.100.0090.00916.55
7.4.90.0070.01016.64
7.4.80.0130.00919.39
7.4.70.0110.01116.49
7.4.60.0100.00616.45
7.4.50.0000.00816.46
7.4.40.0040.01122.77
7.4.30.0060.01016.32
7.4.00.0090.00615.08
7.3.330.0000.00713.15
7.3.320.0050.00013.25
7.3.310.0000.00816.37
7.3.300.0000.00716.25
7.3.290.0110.00316.23
7.3.280.0090.00816.26
7.3.270.0110.00717.40
7.3.260.0070.01116.49
7.3.250.0090.00816.44
7.3.240.0080.00816.34
7.3.230.0090.00616.39
7.3.210.0100.00616.53
7.3.200.0080.01319.39
7.3.190.0070.01016.64
7.3.180.0100.01016.32
7.3.170.0090.00816.34
7.3.160.0070.01116.71
7.3.120.0000.00814.84
7.2.330.0130.00616.60
7.2.320.0130.00416.63
7.2.310.0100.01416.56
7.2.300.0070.01016.54
7.2.290.0130.01016.57
7.2.60.0070.00717.08
7.2.00.0070.00719.45
7.1.200.0150.00715.65
7.1.100.0060.00618.46
7.1.70.0040.00817.08
7.1.60.0070.01719.82
7.1.50.0100.01017.04
7.1.00.0000.08022.47
7.0.200.0060.01016.42
7.0.140.0130.06722.07
7.0.100.0070.04019.93
7.0.90.0100.07319.89
7.0.80.0170.06719.86
7.0.70.0100.07319.91
7.0.60.0130.07320.02
7.0.50.0100.06020.32
7.0.40.0070.08320.13
7.0.30.0170.05720.15
7.0.20.0130.07020.11
7.0.10.0070.07320.10
7.0.00.0130.08320.18
5.6.280.0000.07720.77
5.6.250.0100.06020.58
5.6.240.0170.06320.67
5.6.230.0070.09020.70
5.6.220.0030.08320.61
5.6.210.0130.08020.64
5.6.200.0100.07721.06
5.6.190.0030.05021.04
5.6.180.0070.08321.04
5.6.170.0100.06021.04
5.6.160.0100.04721.18
5.6.150.0130.07720.95
5.6.140.0100.07321.11
5.6.130.0170.06021.00
5.6.120.0170.07321.01
5.6.110.0200.06320.93
5.6.100.0030.09321.00
5.6.90.0100.06721.08
5.6.80.0100.06720.48
5.6.70.0070.08720.31
5.6.60.0070.06720.44
5.6.50.0200.06320.46
5.6.40.0130.08020.43
5.6.30.0000.08720.45
5.6.20.0030.09020.39
5.6.10.0070.06020.37
5.6.00.0130.07020.34
5.5.380.0070.08320.32
5.5.370.0070.08020.34
5.5.360.0100.07720.45
5.5.350.0130.04320.44
5.5.340.0030.08720.86
5.5.330.0100.08020.80
5.5.320.0030.08320.80
5.5.310.0100.05020.85
5.5.300.0130.06720.91
5.5.290.0100.08020.91
5.5.280.0100.06720.89
5.5.270.0130.04320.74
5.5.260.0100.08020.80
5.5.250.0030.07320.72
5.5.240.0070.08020.02
5.5.230.0100.08320.23
5.5.220.0100.07720.24
5.5.210.0130.07020.24
5.5.200.0170.06020.27
5.5.190.0030.08020.23
5.5.180.0000.08720.10
5.5.160.0100.06020.06
5.5.150.0130.07720.20
5.5.140.0030.08020.21
5.5.130.0070.04720.11
5.5.120.0070.05020.07
5.5.110.0170.07320.16
5.5.100.0100.08320.01
5.5.90.0200.07020.14
5.5.80.0130.05320.11
5.5.70.0030.06020.07
5.5.60.0200.06020.08
5.5.50.0100.07020.08
5.5.40.0030.08020.09
5.5.30.0130.07320.00
5.5.20.0100.07020.14
5.5.10.0030.08020.03
5.5.00.0100.07320.01
5.4.450.0130.06019.36
5.4.440.0070.05719.36
5.4.430.0130.04719.40
5.4.420.0130.07019.11
5.4.410.0170.05019.23
5.4.400.0100.06719.16
5.4.390.0100.06318.95
5.4.380.0070.06719.03
5.4.370.0070.07318.81
5.4.360.0100.05019.14
5.4.350.0100.07318.79
5.4.340.0100.07018.79
5.4.320.0100.07019.03
5.4.310.0100.06018.81
5.4.300.0030.06719.05
5.4.290.0070.07318.91
5.4.280.0070.07319.14
5.4.270.0030.06719.23
5.4.260.0070.07718.81
5.4.250.0070.04319.11
5.4.240.0070.06719.03
5.4.230.0070.07319.09
5.4.220.0170.06319.13
5.4.210.0100.07019.12
5.4.200.0000.05019.07
5.4.190.0070.07319.02
5.4.180.0100.06718.75
5.4.170.0000.08318.92
5.4.160.0130.06718.92
5.4.150.0130.07018.79
5.4.140.0100.06016.27
5.4.130.0100.05316.38
5.4.120.0000.04716.41
5.4.110.0100.07016.27
5.4.100.0130.06316.23
5.4.90.0170.06016.30
5.4.80.0070.07016.41
5.4.70.0000.07016.21
5.4.60.0100.04016.24
5.4.50.0100.06016.31
5.4.40.0100.04716.24
5.4.30.0070.07316.31
5.4.20.0030.04716.39
5.4.10.0030.06716.38
5.4.00.0100.05715.71
5.3.290.0170.07014.60
5.3.280.0100.07014.50
5.3.270.0000.08314.45
5.3.260.0170.05714.55
5.3.250.0130.06714.46
5.3.240.0070.07714.46
5.3.230.0070.05714.55
5.3.220.0030.08014.48
5.3.210.0100.06014.40
5.3.200.0130.06314.56
5.3.190.0070.07314.55
5.3.180.0030.04714.52
5.3.170.0070.04314.41
5.3.160.0130.06014.52
5.3.150.0200.06314.51
5.3.140.0100.06714.56
5.3.130.0170.05014.52
5.3.120.0000.07314.50
5.3.110.0030.07014.52
5.3.100.0070.07714.02
5.3.90.0100.05313.88
5.3.80.0030.07713.77
5.3.70.0000.07013.98
5.3.60.0070.05313.95
5.3.50.0030.06313.90
5.3.40.0100.07313.93
5.3.30.0030.07313.79
5.3.20.0100.07013.66
5.3.10.0070.06713.41
5.3.00.0100.07313.49
5.2.170.0070.03312.15
5.2.160.0000.03712.15
5.2.150.0070.05312.15
5.2.140.0130.05012.15
5.2.130.0000.04012.15
5.2.120.0100.05712.15
5.2.110.0000.06312.15
5.2.100.0070.02712.15
5.2.90.0070.05312.15
5.2.80.0030.05312.15
5.2.70.0070.03012.15
5.2.60.0030.06012.15
5.2.50.0070.05712.15
5.2.40.0100.04012.15
5.2.30.0100.05712.15
5.2.20.0070.05012.15
5.2.10.0070.03312.15
5.2.00.0070.06012.15
5.1.60.0030.04712.15
5.1.50.0100.05012.15
5.1.40.0070.05012.15
5.1.30.0100.05312.15
5.1.20.0030.05712.15
5.1.10.0100.04012.15
5.1.00.0030.05312.15
5.0.50.0030.02012.15
5.0.40.0000.04712.15
5.0.30.0070.06012.15
5.0.20.0000.04312.15
5.0.10.0030.04012.15
5.0.00.0070.03012.15
4.4.90.0000.02712.15
4.4.80.0100.02012.15
4.4.70.0030.03312.15
4.4.60.0030.03312.15
4.4.50.0030.03012.15
4.4.40.0000.03012.15
4.4.30.0030.03712.15
4.4.20.0030.03312.15
4.4.10.0070.03312.15
4.4.00.0000.05312.15
4.3.110.0000.03712.15
4.3.100.0000.03712.15
4.3.90.0030.03312.15
4.3.80.0030.05312.15
4.3.70.0000.03712.15
4.3.60.0000.03312.15
4.3.50.0000.03712.15
4.3.40.0030.04712.15
4.3.30.0000.03012.15
4.3.20.0000.03312.15
4.3.10.0000.03312.15
4.3.00.0030.03712.15

preferences:
43.67 ms | 400 KiB | 5 Q