3v4l.org

run code in 300+ PHP versions simultaneously
<?php $username = 'ab cd'; if (!preg_match("/^[a-z0-9\.\-'\s,àâçéèêëîïôûùüÿñæœ]+$/i", $username)) { echo "username not ok"; } else { echo "username ok"; }

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)
8.3.60.0030.01718.39
8.3.50.0090.01122.91
8.3.40.0110.00418.79
8.3.30.0070.01319.13
8.3.20.0040.00420.25
8.3.10.0070.00021.63
8.3.00.0160.00317.80
8.2.180.0110.01116.75
8.2.170.0070.01122.96
8.2.160.0130.00020.29
8.2.150.0080.00024.18
8.2.140.0040.01124.66
8.2.130.0080.00826.16
8.2.120.0080.00020.79
8.2.110.0040.00422.26
8.2.100.0060.00618.03
8.2.90.0000.00819.23
8.2.80.0050.00317.97
8.2.70.0080.00017.72
8.2.60.0060.00317.93
8.2.50.0000.00818.07
8.2.40.0030.00618.16
8.2.30.0050.00318.05
8.2.20.0030.00517.80
8.2.10.0070.00018.00
8.2.00.0040.00417.70
8.1.280.0070.00725.92
8.1.270.0030.00623.87
8.1.260.0040.00426.35
8.1.250.0060.00328.09
8.1.240.0030.00623.92
8.1.230.0040.00719.16
8.1.220.0050.00317.74
8.1.210.0030.00618.77
8.1.200.0040.00417.35
8.1.190.0000.00917.25
8.1.180.0080.00018.10
8.1.170.0000.00818.71
8.1.160.0000.00822.03
8.1.150.0070.00018.85
8.1.140.0060.00317.59
8.1.130.0060.00317.76
8.1.120.0070.00017.61
8.1.110.0040.00417.65
8.1.100.0000.00717.65
8.1.90.0000.00817.59
8.1.80.0070.00017.48
8.1.70.0050.00317.54
8.1.60.0080.00017.70
8.1.50.0000.00817.70
8.1.40.0040.00417.61
8.1.30.0030.00617.78
8.1.20.0070.00017.73
8.1.10.0050.00317.65
8.1.00.0080.00017.54
8.0.300.0070.00018.77
8.0.290.0050.00516.88
8.0.280.0070.00018.44
8.0.270.0030.00317.27
8.0.260.0030.00317.23
8.0.250.0000.00716.95
8.0.240.0050.00317.16
8.0.230.0070.00016.93
8.0.220.0000.00816.93
8.0.210.0000.00717.05
8.0.200.0030.00317.10
8.0.190.0080.00016.97
8.0.180.0020.00517.05
8.0.170.0070.00017.08
8.0.160.0000.00716.97
8.0.150.0000.00716.97
8.0.140.0030.00916.97
8.0.130.0030.00313.50
8.0.120.0030.00516.99
8.0.110.0040.00417.07
8.0.100.0050.00316.89
8.0.90.0030.00316.90
8.0.80.0110.01116.98
8.0.70.0040.00417.05
8.0.60.0040.00417.14
8.0.50.0050.00317.09
8.0.30.0060.01317.31
8.0.20.0160.00717.40
8.0.10.0050.00317.08
8.0.00.0080.01016.79
7.4.330.0060.00015.21
7.4.320.0000.00616.70
7.4.300.0000.00616.78
7.4.290.0000.01116.80
7.4.280.0030.00316.68
7.4.270.0080.00016.73
7.4.260.0040.00416.80
7.4.250.0000.00816.77
7.4.240.0030.00516.59
7.4.230.0040.00416.78
7.4.220.0110.01016.69
7.4.210.0100.00316.76
7.4.200.0000.00716.76
7.4.160.0040.01116.55
7.4.150.0040.01517.40
7.4.140.0090.01017.86
7.4.130.0090.00916.73
7.4.120.0100.00916.48
7.4.110.0150.00716.91
7.4.100.0060.01616.75
7.4.90.0160.01216.42
7.4.80.0110.00719.39
7.4.70.0100.00616.68
7.4.60.0060.01316.45
7.4.50.0000.00916.65
7.4.40.0130.00316.72
7.4.30.0030.01316.47
7.4.00.0090.00515.12
7.3.330.0030.00313.21
7.3.320.0050.00013.11
7.3.310.0000.00716.28
7.3.300.0030.00616.30
7.3.290.0060.00816.39
7.3.280.0070.01016.29
7.3.270.0060.01217.40
7.3.260.0120.00616.56
7.3.250.0080.01216.62
7.3.240.0120.01016.48
7.3.230.0100.00616.58
7.3.210.0120.00616.24
7.3.200.0030.01519.39
7.3.190.0140.00316.35
7.3.180.0100.00716.48
7.3.170.0040.01316.65
7.3.160.0070.01116.57
7.3.120.0070.00914.94
7.3.110.0030.01415.14
7.3.100.0070.00715.23
7.3.90.0070.00714.88
7.3.80.0110.00015.15
7.3.70.0040.01214.53
7.3.60.0070.00714.89
7.3.50.0060.00914.74
7.3.40.0070.01014.61
7.3.30.0100.00314.95
7.3.20.0030.00816.67
7.3.10.0130.00316.88
7.3.00.0040.00816.82
7.2.330.0090.00916.67
7.2.320.0030.01416.50
7.2.310.0080.00816.61
7.2.300.0190.00316.57
7.2.290.0100.01316.71
7.2.250.0060.01215.08
7.2.240.0090.00915.18
7.2.230.0040.01115.04
7.2.220.0000.01414.82
7.2.210.0090.00615.20
7.2.200.0030.01014.86
7.2.190.0030.01014.91
7.2.180.0110.00415.26
7.2.170.0070.00715.09
7.2.00.0100.01019.43
7.1.330.0030.01216.07
7.1.320.0060.00615.93
7.1.310.0030.00615.84
7.1.300.0040.00415.99
7.1.290.0030.01015.99
7.1.280.0040.00415.75
7.1.270.0030.01015.84
7.1.260.0030.00716.02
7.1.100.0090.00318.21
7.1.70.0070.00717.30
7.1.60.0060.01819.40
7.1.50.0090.00616.95
7.1.00.0030.07722.52
7.0.200.0000.00916.76
7.0.140.0070.07322.18
7.0.60.0100.08320.01
7.0.50.0030.04017.83
7.0.40.0100.07720.25
7.0.30.0230.08020.15
7.0.20.0400.04320.05
7.0.10.0030.06020.11
7.0.00.0170.07720.31
5.6.210.0070.07720.66
5.6.200.0130.07718.17
5.6.190.0070.07320.68
5.6.180.0200.03320.41
5.6.170.0130.04320.62
5.6.160.0130.07020.33
5.6.150.0070.03718.22
5.6.140.0030.05318.21
5.6.130.0230.07018.25
5.6.120.0030.04021.02
5.6.110.0070.06021.01
5.6.100.0070.04021.00
5.6.90.0300.05320.95
5.6.80.0030.08320.28
5.5.350.0170.06020.41
5.5.340.0100.03718.02
5.5.330.0130.03720.56
5.5.320.0330.07320.17
5.5.310.0330.06020.30
5.5.300.0100.07717.94
5.5.290.0030.04317.93
5.5.280.0100.07720.80
5.5.270.0130.05320.75
5.5.260.0100.08320.64
5.5.250.0070.04020.57
5.5.240.0130.04320.14
5.4.450.0530.06019.46
5.4.440.0300.05719.38
5.4.430.0300.04319.45
5.4.420.0570.03719.48
5.4.410.0630.04319.28
5.4.400.0270.04319.08
5.4.390.0700.04318.80
5.4.380.0300.05318.50
5.4.370.0300.06018.62
5.4.360.0270.06018.65
5.4.350.0300.05718.49
5.4.340.0200.05718.66
5.4.320.0030.03912.45
5.4.310.0040.04012.45
5.4.300.0040.03712.45
5.4.290.0060.03712.45
5.4.280.0050.03612.35
5.4.270.0040.04012.35
5.4.260.0060.03812.34
5.4.250.0050.03812.34
5.4.240.0080.03312.35
5.4.230.0050.03912.34
5.4.220.0040.03812.34
5.4.210.0050.03712.34
5.4.200.0120.03112.34
5.4.190.0040.03712.34
5.4.180.0090.03912.34
5.4.170.0120.04112.35
5.4.160.0040.03712.34
5.4.150.0060.03512.34
5.4.140.0090.03312.02
5.4.130.0060.03512.01
5.4.120.0030.03811.97
5.4.110.0100.03411.96
5.4.100.0040.03811.96
5.4.90.0040.04311.96
5.4.80.0050.03911.96
5.4.70.0030.03911.96
5.4.60.0080.03211.96
5.4.50.0020.03811.96
5.4.40.0070.03311.95
5.4.30.0040.04211.94
5.4.20.0070.05111.95
5.4.10.0060.04611.95
5.4.00.0050.03711.43
5.3.290.0060.05112.80
5.3.280.0050.05112.70
5.3.270.0110.05212.73
5.3.260.0060.03912.72
5.3.250.0030.04012.72
5.3.240.0060.03612.71
5.3.230.0040.03912.71
5.3.220.0080.03512.68
5.3.210.0090.03612.68
5.3.200.0030.03912.68
5.3.190.0030.04012.68
5.3.180.0060.03512.68
5.3.170.0080.03512.66
5.3.160.0060.03512.67
5.3.150.0070.03512.68
5.3.140.0080.03312.66
5.3.130.0080.03612.66
5.3.120.0070.03712.66
5.3.110.0050.03812.66
5.3.100.0030.03812.12
5.3.90.0070.03412.09
5.3.80.0020.03912.07
5.3.70.0060.03812.07
5.3.60.0060.03512.06
5.3.50.0040.03612.00
5.3.40.0030.03912.00
5.3.30.0050.03811.94
5.3.20.0050.03611.72
5.3.10.0050.04311.69
5.3.00.0040.03911.68
5.2.170.0040.0319.18
5.2.160.0020.0329.18
5.2.150.0050.0299.18
5.2.140.0050.0299.17
5.2.130.0040.0299.14
5.2.120.0050.0279.14
5.2.110.0050.0299.14
5.2.100.0020.0309.14
5.2.90.0050.0289.13
5.2.80.0040.0309.13
5.2.70.0040.0309.13
5.2.60.0080.0279.09
5.2.50.0040.0299.05
5.2.40.0050.0279.04
5.2.30.0030.0309.01
5.2.20.0050.0289.00
5.2.10.0050.0278.92
5.2.00.0070.0278.77
5.1.60.0010.0268.07
5.1.50.0030.0268.06
5.1.40.0050.0238.04
5.1.30.0040.0258.39
5.1.20.0080.0298.41
5.1.10.0060.0338.14
5.1.00.0050.0328.14
5.0.50.0030.0216.61
5.0.40.0050.0186.47
5.0.30.0020.0326.29
5.0.20.0040.0186.26
5.0.10.0010.0226.23
5.0.00.0020.0326.23
4.4.90.0020.0164.78
4.4.80.0020.0164.75
4.4.70.0030.0154.76
4.4.60.0050.0134.76
4.4.50.0040.0134.77
4.4.40.0020.0254.71
4.4.30.0030.0154.76
4.4.20.0030.0164.84
4.4.10.0010.0174.84
4.4.00.0000.0274.75
4.3.110.0050.0134.67
4.3.100.0010.0164.67
4.3.90.0040.0134.63
4.3.80.0030.0244.58
4.3.70.0030.0134.63
4.3.60.0010.0174.63
4.3.50.0020.0184.62
4.3.40.0020.0274.54
4.3.30.0040.0143.29
4.3.20.0010.0163.25
4.3.10.0030.0153.22
4.3.00.0070.01315.17

preferences:
32.85 ms | 401 KiB | 5 Q