3v4l.org

run code in 300+ PHP versions simultaneously
<?php $userId = "1-\02="; echo preg_match('/\A[a-zA-Z0-9\-=_]{3,8}?\z/u', $userId) ? 'true' : 'false';

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)
8.3.60.0120.00318.43
8.3.50.0140.00521.27
8.3.40.0160.00018.96
8.3.30.0000.01518.68
8.3.20.0040.00420.20
8.3.10.0040.00422.27
8.3.00.0070.00022.26
8.2.180.0090.00916.50
8.2.170.0070.00722.96
8.2.160.0030.01019.18
8.2.150.0040.00424.18
8.2.140.0050.00324.66
8.2.130.0070.00726.16
8.2.120.0080.00019.56
8.2.110.0100.00020.43
8.2.100.0080.00417.97
8.2.90.0040.00418.92
8.2.80.0030.00617.97
8.2.70.0050.00317.63
8.2.60.0040.00417.68
8.2.50.0030.00618.07
8.2.40.0000.00818.09
8.2.30.0040.00418.06
8.2.20.0070.00017.90
8.2.10.0040.00417.85
8.2.00.0080.00017.91
8.1.280.0070.01025.92
8.1.270.0040.00418.83
8.1.260.0050.00226.35
8.1.250.0080.00028.09
8.1.240.0090.00019.21
8.1.230.0090.00321.02
8.1.220.0060.00317.75
8.1.210.0000.00818.77
8.1.200.0090.00017.35
8.1.190.0050.00317.41
8.1.180.0060.00318.62
8.1.170.0050.00318.47
8.1.160.0000.00722.26
8.1.150.0070.00018.66
8.1.140.0000.00717.43
8.1.130.0030.00317.78
8.1.120.0040.00417.61
8.1.110.0080.00017.53
8.1.100.0050.00217.57
8.1.90.0030.00317.50
8.1.80.0040.00417.50
8.1.70.0030.00317.47
8.1.60.0040.00717.66
8.1.50.0040.00417.57
8.1.40.0080.00017.49
8.1.30.0070.00017.64
8.1.20.0030.00517.71
8.1.10.0040.00417.61
8.1.00.0030.00517.61
8.0.300.0040.00418.77
8.0.290.0000.00817.04
8.0.280.0000.00718.47
8.0.270.0030.00317.30
8.0.260.0030.00316.91
8.0.250.0030.00317.23
8.0.240.0030.00617.17
8.0.230.0000.00716.97
8.0.220.0040.00417.10
8.0.210.0000.00717.01
8.0.200.0030.00317.08
8.0.190.0050.00317.12
8.0.180.0000.00817.09
8.0.170.0040.00417.11
8.0.160.0050.00217.09
8.0.150.0000.00716.97
8.0.140.0000.00716.99
8.0.130.0000.00513.52
8.0.120.0030.00616.96
8.0.110.0000.00717.03
8.0.100.0040.00416.93
8.0.90.0040.00417.04
8.0.80.0030.01716.98
8.0.70.0050.00317.07
8.0.60.0050.00217.07
8.0.50.0080.00016.93
8.0.30.0100.00917.28
8.0.20.0090.01117.40
8.0.10.0070.00016.96
8.0.00.0080.01016.85
7.4.330.0050.00015.00
7.4.320.0000.00716.64
7.4.300.0030.00316.74
7.4.290.0050.00516.62
7.4.280.0000.00716.68
7.4.270.0030.00316.66
7.4.260.0030.00716.72
7.4.250.0040.00316.75
7.4.240.0030.00416.72
7.4.230.0070.00016.63
7.4.220.0130.01016.60
7.4.210.0030.01216.66
7.4.200.0070.00016.84
7.4.190.0030.00316.61
7.4.160.0060.00916.55
7.4.150.0110.00717.40
7.4.140.0070.01417.86
7.4.130.0080.01016.78
7.4.120.0060.01316.66
7.4.110.0060.01316.44
7.4.100.0140.00316.61
7.4.90.0070.01016.55
7.4.80.0060.01019.39
7.4.70.0130.00316.63
7.4.60.0110.00716.62
7.4.50.0000.00516.44
7.4.40.0070.01022.77
7.4.30.0100.01016.42
7.4.00.0090.00915.22
7.3.330.0050.00013.19
7.3.320.0020.00213.26
7.3.310.0040.00416.41
7.3.300.0030.00316.36
7.3.290.0100.01016.37
7.3.280.0070.01116.34
7.3.270.0070.01017.40
7.3.260.0150.00916.56
7.3.250.0150.00716.58
7.3.240.0120.00916.37
7.3.230.0070.01016.67
7.3.210.0100.00616.39
7.3.200.0030.01419.39
7.3.190.0100.00716.38
7.3.180.0060.01116.60
7.3.170.0150.00016.56
7.3.160.0040.01216.36
7.3.120.0040.01214.62
7.3.10.0000.01316.61
7.3.00.0070.00716.45
7.2.330.0090.00916.64
7.2.320.0110.01116.63
7.2.310.0140.00316.74
7.2.300.0130.01016.75
7.2.290.0060.01316.60
7.2.130.0120.00616.71
7.2.120.0070.00716.93
7.2.110.0130.00716.93
7.2.100.0160.00616.44
7.2.90.0180.00616.67
7.2.80.0110.00816.70
7.2.70.0070.01717.00
7.2.60.0130.00516.98
7.2.50.0150.00916.68
7.2.40.0130.01316.78
7.2.30.0080.01217.02
7.2.20.0160.00316.89
7.2.10.0100.01017.04
7.2.00.0040.01517.12
7.1.250.0060.00615.71
7.1.200.0140.01115.39
7.1.70.0030.00617.32
7.1.60.0130.01019.82
7.1.50.0140.01017.11
7.1.00.0000.05722.55
7.0.200.0030.00616.76
7.0.140.0030.07722.09
7.0.60.0000.07019.93
7.0.50.0100.07017.93
7.0.40.0070.08020.32
7.0.30.0370.03720.35
7.0.20.0270.06020.10
7.0.10.0130.07320.11
7.0.00.0170.06020.05
5.6.280.0030.07321.10
5.6.210.0170.07020.54
5.6.200.0130.08018.12
5.6.190.0100.08320.64
5.6.180.0200.04720.45
5.6.170.0170.05320.51
5.6.160.0130.08320.38
5.6.150.0100.05018.21
5.6.140.0070.08718.15
5.6.130.0070.08718.21
5.6.120.0030.05321.04
5.6.110.0030.06321.13
5.6.100.0070.06020.97
5.6.90.0000.04720.99
5.6.80.0070.07320.41
5.5.350.3730.04320.40
5.5.340.0100.08317.98
5.5.330.0070.08320.38
5.5.320.0170.04720.26
5.5.310.0100.04320.28
5.5.300.0030.05017.91
5.5.290.0130.05017.89
5.5.280.0170.08720.88
5.5.270.0000.05320.63
5.5.260.0070.09020.95
5.5.250.0100.07320.69
5.5.240.0370.05320.03
5.4.450.3570.03319.56
5.4.440.3430.04719.44
5.4.430.3130.04719.55
5.4.420.3570.04019.22
5.4.410.3300.03719.08
5.4.400.3530.05719.08
5.4.390.3270.03718.91
5.4.380.3230.04019.23
5.4.370.3370.03719.25
5.4.360.3400.04019.16
5.4.350.3730.04318.88
5.4.340.3070.04019.21
5.4.320.2930.04019.07
5.4.310.3400.03719.11
5.4.300.3370.04319.10
5.4.290.3730.04019.23
5.4.280.3370.03319.20
5.4.270.3500.03719.07
5.4.260.3370.03718.80
5.4.250.2600.04018.83
5.4.240.2970.03019.13
5.4.230.3170.03319.07
5.4.220.2900.04019.07
5.4.210.3100.04018.88
5.4.200.3030.04018.79
5.4.190.2830.03718.94
5.4.180.3100.03719.06
5.4.170.3130.03719.14
5.4.160.3170.03718.89
5.4.150.3070.03719.20
5.4.140.2930.03016.26
5.4.130.3230.02016.34
5.4.120.3100.03316.30
5.4.110.2930.03316.44
5.4.100.2770.03016.21
5.4.90.2870.03716.45
5.4.80.2870.03316.42
5.4.70.3070.03316.05
5.4.60.3130.03716.14
5.4.50.3470.03316.21
5.4.40.3330.03716.36
5.4.30.3430.04016.36
5.4.20.3230.03716.38
5.4.10.3030.03716.43
5.4.00.3430.03315.76
5.3.290.3370.03014.67
5.3.280.3030.04314.43
5.3.270.3370.04014.45
5.3.260.3300.04014.55
5.3.250.3470.02314.55
5.3.240.3330.04014.48
5.3.230.3500.04014.58
5.3.220.3300.04314.42
5.3.210.3270.03714.50
5.3.200.3370.03314.46
5.3.190.3070.03714.40
5.3.180.3430.03014.61
5.3.170.3500.04014.53
5.3.160.3270.04314.52
5.3.150.3430.03314.51
5.3.140.3330.03014.39
5.3.130.3100.03314.59
5.3.120.3070.04014.40
5.3.110.3470.03714.49
5.3.100.3300.03713.89
5.3.90.3030.04014.11
5.3.80.2670.03713.86
5.3.70.3530.04313.79
5.3.60.3570.03713.77
5.3.50.3830.03013.93
5.3.40.3870.04313.85
5.3.30.4000.03314.00
5.3.20.3500.03313.63
5.3.10.3030.03313.61
5.3.00.3370.03313.49
5.2.170.2600.02711.19
5.2.160.2900.02310.99
5.2.150.2500.03311.09
5.2.140.2600.02311.05
5.2.130.2870.02710.99
5.2.120.2500.03310.96
5.2.110.2930.03011.03
5.2.100.2800.02310.99
5.2.90.2800.03011.04
5.2.80.2770.03310.95
5.2.70.2870.02310.95
5.2.60.2930.03011.20
5.2.50.2500.03311.06
5.2.40.2400.02311.01
5.2.30.2570.03010.89
5.2.20.2370.02710.89
5.2.10.2300.03310.89
5.2.00.2230.03010.89
5.1.60.2270.02310.89
5.1.50.2000.02710.89
5.1.40.2570.02310.89
5.1.30.2030.02710.89
5.1.20.2470.02710.89
5.1.10.2000.02710.89
5.1.00.1970.03010.89
5.0.50.1170.02010.89
5.0.40.1100.02710.89
5.0.30.1170.03010.89
5.0.20.1130.01710.89
5.0.10.1230.03010.89
5.0.00.1300.03010.89
4.4.90.1200.01710.89
4.4.80.1330.01710.89
4.4.70.1570.02010.89
4.4.60.1530.01010.89
4.4.50.1500.01710.89
4.4.40.1630.02310.89
4.4.30.1230.01310.89
4.4.20.1400.01310.89
4.4.10.1400.01310.89
4.4.00.1430.02310.89
4.3.110.1230.01710.89
4.3.100.1530.02010.89
4.3.90.1270.01710.89
4.3.80.1470.02710.89
4.3.70.1600.01710.89
4.3.60.1330.01310.89
4.3.50.1200.01710.89
4.3.40.1300.02710.89
4.3.30.0730.01710.89
4.3.20.0630.01310.89
4.3.10.0600.01710.89
4.3.00.0600.01710.89

preferences:
70.6 ms | 401 KiB | 5 Q