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)
8.3.60.0100.01018.43
8.3.50.0100.00922.92
8.3.40.0090.00618.79
8.3.30.0070.00718.88
8.3.20.0080.00020.21
8.3.10.0040.00421.77
8.3.00.0040.00417.89
8.2.180.0140.00316.63
8.2.170.0040.01122.96
8.2.160.0070.00720.39
8.2.150.0050.00324.18
8.2.140.0080.00024.66
8.2.130.0080.01126.16
8.2.120.0180.00020.93
8.2.110.0070.00320.34
8.2.100.0040.00718.04
8.2.90.0080.00018.00
8.2.80.0060.00317.97
8.2.70.0040.00417.50
8.2.60.0080.00017.93
8.2.50.0030.00618.07
8.2.40.0040.00418.16
8.2.30.0000.00817.95
8.2.20.0040.00417.74
8.2.10.0040.00418.06
8.2.00.0070.00017.92
8.1.280.0070.01125.92
8.1.270.0040.00423.92
8.1.260.0040.00426.35
8.1.250.0080.00028.09
8.1.240.0040.00422.05
8.1.230.0090.00320.97
8.1.220.0000.00817.77
8.1.210.0030.00518.91
8.1.200.0000.00817.48
8.1.190.0040.00417.35
8.1.180.0000.00818.10
8.1.170.0050.00318.60
8.1.160.0000.00822.03
8.1.150.0000.00718.95
8.1.140.0020.00517.60
8.1.130.0000.00717.75
8.1.120.0050.00317.60
8.1.110.0070.00017.55
8.1.100.0040.00417.59
8.1.90.0050.00217.51
8.1.80.0030.00417.51
8.1.70.0030.00317.54
8.1.60.0040.00417.77
8.1.50.0000.00817.56
8.1.40.0060.00317.55
8.1.30.0030.00517.79
8.1.20.0000.00817.86
8.1.10.0040.00417.60
8.1.00.0080.00017.55
8.0.300.0000.00820.05
8.0.290.0060.00316.88
8.0.280.0050.00318.49
8.0.270.0000.00717.27
8.0.260.0000.00617.18
8.0.250.0000.00717.09
8.0.240.0080.00017.07
8.0.230.0040.00417.10
8.0.220.0030.00317.01
8.0.210.0000.00817.04
8.0.200.0060.00017.11
8.0.190.0030.00617.13
8.0.180.0000.00716.98
8.0.170.0040.00417.02
8.0.160.0000.00716.91
8.0.150.0000.00716.96
8.0.140.0040.00716.98
8.0.130.0030.00313.54
8.0.120.0000.00817.05
8.0.110.0000.00717.03
8.0.100.0030.00516.85
8.0.90.0030.00516.94
8.0.80.0090.00617.09
8.0.70.0040.00416.88
8.0.60.0000.00816.97
8.0.50.0070.00017.04
8.0.30.0060.01217.18
8.0.20.0160.00817.50
8.0.10.0040.00417.09
8.0.00.0130.00816.88
7.4.330.0050.00015.00
7.4.320.0030.00316.65
7.4.300.0030.00316.85
7.4.290.0060.00316.70
7.4.280.0040.00416.67
7.4.270.0030.00316.72
7.4.260.0030.00316.72
7.4.250.0070.00016.70
7.4.240.0050.00316.64
7.4.230.0040.00416.60
7.4.220.0000.02516.68
7.4.210.0110.00416.74
7.4.200.0000.00716.77
7.4.160.0130.00316.77
7.4.150.0220.00317.40
7.4.140.0080.01117.86
7.4.130.0100.00616.63
7.4.120.0090.01116.62
7.4.110.0070.01416.59
7.4.100.0060.01216.84
7.4.90.0090.00916.62
7.4.80.0120.00619.39
7.4.70.0100.00716.75
7.4.60.0100.00716.57
7.4.50.0030.00316.58
7.4.40.0070.01116.52
7.4.30.0040.01216.74
7.4.00.0050.00915.03
7.3.330.0000.00713.19
7.3.320.0020.00213.22
7.3.310.0000.00616.16
7.3.300.0050.00316.33
7.3.290.0070.00716.24
7.3.280.0090.00616.30
7.3.270.0140.00317.40
7.3.260.0100.00716.45
7.3.250.0060.01116.38
7.3.240.0130.00516.60
7.3.230.0100.00716.39
7.3.210.0060.01216.23
7.3.200.0090.01119.39
7.3.190.0030.01216.38
7.3.180.0070.00716.59
7.3.170.0090.00816.61
7.3.160.0120.00616.29
7.3.120.0040.01215.05
7.3.110.0030.01015.19
7.3.100.0100.00614.73
7.3.90.0040.00814.95
7.3.80.0100.00614.88
7.3.70.0100.00314.91
7.3.60.0110.00614.87
7.3.50.0000.01414.75
7.3.40.0060.01014.43
7.3.30.0080.00414.96
7.3.20.0070.00716.78
7.3.10.0070.00716.80
7.3.00.0090.00616.52
7.2.330.0130.01016.83
7.2.320.0070.01016.77
7.2.310.0100.00716.73
7.2.300.0170.00016.63
7.2.290.0100.01116.78
7.2.250.0100.01015.32
7.2.240.0070.01315.04
7.2.230.0030.01515.08
7.2.220.0100.00314.89
7.2.210.0030.01315.18
7.2.200.0090.00615.11
7.2.190.0030.01315.21
7.2.180.0000.01515.18
7.2.170.0030.01315.16
7.2.00.0070.00719.49
7.1.330.0110.00416.04
7.1.320.0060.00615.92
7.1.310.0070.00816.18
7.1.300.0030.01215.88
7.1.290.0040.00815.82
7.1.280.0080.00816.09
7.1.270.0060.00315.94
7.1.260.0090.00015.93
7.1.100.0110.00418.15
7.1.70.0030.00617.41
7.1.60.0100.01619.40
7.1.50.0100.00717.07
7.1.00.0070.07322.30
7.0.200.0030.00717.00
7.0.140.0030.07722.10
7.0.60.0230.08021.80
7.0.50.0030.04017.84
7.0.40.0100.08320.26
7.0.30.0270.08020.18
7.0.20.0270.07020.32
7.0.10.0030.09020.05
7.0.00.0130.08320.10
5.6.280.0000.07721.14
5.6.210.0030.05720.48
5.6.200.0070.06318.09
5.6.190.0070.04720.64
5.6.180.0100.08720.35
5.6.170.0170.04020.52
5.6.160.0100.07720.54
5.6.150.0070.07718.10
5.6.140.0000.05718.20
5.6.130.0100.07318.11
5.6.120.0000.04321.09
5.6.110.0070.07721.08
5.6.100.0100.08020.98
5.6.90.0130.08020.99
5.6.80.0130.07720.35
5.5.350.0170.04020.32
5.5.340.0100.05717.95
5.5.330.0070.04020.55
5.5.320.0300.07720.34
5.5.310.0230.08020.50
5.5.300.0030.06017.95
5.5.290.0030.04018.02
5.5.280.0030.06320.65
5.5.270.0070.06320.84
5.5.260.0100.07020.64
5.5.250.0070.07720.45
5.5.240.0300.06020.07
5.4.450.3930.03319.37
5.4.440.4630.04319.59
5.4.430.1100.07019.19
5.4.420.2600.03719.52
5.4.410.4070.04719.26
5.4.400.2930.04019.16
5.4.390.0100.03019.00
5.4.380.1830.04018.88
5.4.370.3900.04318.87
5.4.360.3930.03719.16
5.4.350.3800.04019.26
5.4.340.3530.03719.16
5.4.320.3600.04019.00
5.4.310.3670.03719.23
5.4.300.3930.03719.04
5.4.290.3230.03719.15
5.4.280.3830.03719.16
5.4.270.3900.04319.16
5.4.260.4370.04718.91
5.4.250.4430.03719.18
5.4.240.4330.04018.88
5.4.230.4870.05018.92
5.4.220.4000.03719.14
5.4.210.4330.04319.14
5.4.200.4530.04018.96
5.4.190.4570.04019.17
5.4.180.4100.03719.27
5.4.170.3570.03718.96
5.4.160.3900.04019.02
5.4.150.4430.04319.13
5.4.140.4000.03716.48
5.4.130.3870.03716.44
5.4.120.5030.03716.41
5.4.110.4230.03316.48
5.4.100.3770.03716.42
5.4.90.3930.03316.42
5.4.80.4070.02716.40
5.4.70.3930.03716.30
5.4.60.3530.04316.55
5.4.50.3630.03716.38
5.4.40.4070.03716.46
5.4.30.3700.03316.20
5.4.20.4130.03016.32
5.4.10.4430.03016.30
5.4.00.4670.03315.84
5.3.290.3330.03714.55
5.3.280.3930.04014.54
5.3.270.4100.04714.52
5.3.260.4070.04314.54
5.3.250.4330.04314.48
5.3.240.3930.04014.55
5.3.230.3730.03314.52
5.3.220.3570.03714.54
5.3.210.2900.04314.65
5.3.200.3530.04014.46
5.3.190.3700.04314.50
5.3.180.4130.04714.50
5.3.170.3930.04714.52
5.3.160.3730.03014.54
5.3.150.3930.03714.65
5.3.140.3770.04314.47
5.3.130.4570.04014.44
5.3.120.4770.03314.55
5.3.110.4630.03314.48
5.3.100.3930.03713.97
5.3.90.4530.03713.95
5.3.80.4370.03713.93
5.3.70.4630.03313.98
5.3.60.4630.03313.98
5.3.50.4500.03713.86
5.3.40.4100.03313.87
5.3.30.3870.04013.86
5.3.20.3630.04013.48
5.3.10.4130.03313.67
5.3.00.3430.03713.42
5.2.170.3870.03011.11
5.2.160.3530.03711.11
5.2.150.3630.03711.13
5.2.140.3530.02711.12
5.2.130.3530.02310.92
5.2.120.3370.03011.09
5.2.110.2730.03011.07
5.2.100.2900.02311.08
5.2.90.2530.03711.08
5.2.80.2300.02711.08
5.2.70.2730.03310.98
5.2.60.2870.02710.94
5.2.50.2800.02710.94
5.2.40.1870.02310.94
5.2.30.1270.03010.85
5.2.20.1970.02710.95
5.2.10.1870.03010.90
5.2.00.1230.02710.74
5.1.60.1770.0209.96
5.1.50.1170.0239.83
5.1.40.0800.0279.96
5.1.30.0000.02710.21
5.1.20.0030.02310.36
5.1.10.0100.02010.13
5.1.00.0000.02710.06
5.0.50.0470.0208.45
5.0.40.0630.0178.45
5.0.30.1270.0238.21
5.0.20.1330.0208.19
5.0.10.1530.0208.21
5.0.00.1330.0438.16
4.4.90.1270.0175.84
4.4.80.1230.0175.84
4.4.70.0430.0175.84
4.4.60.0900.0175.84
4.4.50.0870.0175.82
4.4.40.0570.0305.76
4.4.30.0230.0135.77
4.4.20.0000.0175.89
4.4.10.0070.0135.82
4.4.00.0770.0235.86
4.3.110.1270.0105.74
4.3.100.1270.0105.77
4.3.90.1430.0135.77
4.3.80.1530.0335.69
4.3.70.1570.0205.79
4.3.60.1500.0105.82
4.3.50.1570.0175.77
4.3.40.1130.0235.75
4.3.30.0900.0174.57
4.3.20.0730.0174.57
4.3.10.1030.0234.57
4.3.00.0930.0174.57

preferences:
44.72 ms | 401 KiB | 5 Q