3v4l.org

run code in 300+ PHP versions simultaneously
<?php $userId = '12'; echo preg_match('/\A[a-zA-Z0-9]+\z/', $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)
8.3.60.0040.01518.56
8.3.50.0160.00621.09
8.3.40.0150.00018.95
8.3.30.0090.00619.09
8.3.20.0040.00420.33
8.3.10.0050.00322.07
8.3.00.0040.00422.25
8.2.180.0110.00716.63
8.2.170.0110.00322.96
8.2.160.0030.01019.25
8.2.150.0030.00624.18
8.2.140.0060.01224.66
8.2.130.0090.00926.16
8.2.120.0000.00819.56
8.2.110.0030.00522.02
8.2.100.0040.00719.32
8.2.90.0040.00419.26
8.2.80.0060.00617.97
8.2.70.0080.00017.88
8.2.60.0040.00417.80
8.2.50.0040.00418.07
8.2.40.0030.00718.16
8.2.30.0070.00018.13
8.2.20.0040.00417.86
8.2.10.0030.00617.63
8.2.00.0050.00217.82
8.1.280.0100.01025.92
8.1.270.0040.00418.65
8.1.260.0040.00426.35
8.1.250.0040.00428.09
8.1.240.0080.00023.77
8.1.230.0070.00419.12
8.1.220.0000.00817.76
8.1.210.0040.00418.77
8.1.200.0060.00317.34
8.1.190.0050.00317.51
8.1.180.0000.00818.69
8.1.170.0050.00318.62
8.1.160.0070.00022.14
8.1.150.0040.00418.75
8.1.140.0030.00617.51
8.1.130.0070.00017.84
8.1.120.0080.00017.37
8.1.110.0040.00417.50
8.1.100.0040.00417.50
8.1.90.0040.00417.48
8.1.80.0000.00717.54
8.1.70.0000.00717.56
8.1.60.0080.00017.62
8.1.50.0040.00417.48
8.1.40.0030.00617.45
8.1.30.0040.00417.69
8.1.20.0040.00417.72
8.1.10.0000.00817.53
8.1.00.0040.00417.44
8.0.300.0040.00418.77
8.0.290.0050.00217.04
8.0.280.0040.00418.37
8.0.270.0050.00317.26
8.0.260.0000.00616.95
8.0.250.0000.00717.16
8.0.240.0080.00017.02
8.0.230.0000.00716.86
8.0.220.0000.00716.94
8.0.210.0030.00316.92
8.0.200.0060.00017.00
8.0.190.0000.00717.09
8.0.180.0040.00416.88
8.0.170.0030.00516.91
8.0.160.0080.00016.93
8.0.150.0070.00016.91
8.0.140.0000.00716.79
8.0.130.0030.00313.47
8.0.120.0030.00516.91
8.0.110.0040.00416.79
8.0.100.0000.00716.93
8.0.90.0000.00816.85
8.0.80.0070.01016.90
8.0.70.0000.00816.88
8.0.60.0040.00416.85
8.0.50.0070.00016.83
8.0.30.0130.01017.27
8.0.20.0110.00717.40
8.0.10.0020.00516.96
8.0.00.0090.00916.91
7.4.330.0030.00315.00
7.4.320.0070.00016.63
7.4.300.0060.00016.73
7.4.290.0040.00416.64
7.4.280.0070.00016.60
7.4.270.0070.00016.75
7.4.260.0000.00916.71
7.4.250.0040.00416.72
7.4.240.0060.00216.67
7.4.230.0000.00616.72
7.4.220.0040.01416.76
7.4.210.0070.01016.64
7.4.200.0070.00016.63
7.4.190.0000.00716.70
7.4.160.0120.01216.57
7.4.150.0100.01117.40
7.4.140.0130.00817.86
7.4.130.0100.00816.68
7.4.120.0050.01116.63
7.4.110.0030.01316.71
7.4.100.0120.00916.72
7.4.90.0060.01016.71
7.4.80.0030.01519.39
7.4.70.0130.00516.29
7.4.60.0070.01016.57
7.4.50.0000.00916.49
7.4.40.0160.00022.77
7.4.30.0100.00916.64
7.4.00.0100.00715.12
7.3.330.0050.00012.97
7.3.320.0060.00013.11
7.3.310.0030.00316.24
7.3.300.0030.00316.17
7.3.290.0000.01416.29
7.3.280.0100.00716.28
7.3.270.0100.00717.40
7.3.260.0120.00616.34
7.3.250.0080.00816.45
7.3.240.0110.00716.69
7.3.230.0150.00316.42
7.3.210.0100.00716.29
7.3.200.0140.00319.39
7.3.190.0130.00616.34
7.3.180.0130.00316.57
7.3.170.0080.00816.60
7.3.160.0030.01216.45
7.3.120.0070.01014.99
7.3.110.0110.00714.92
7.3.100.0090.00615.05
7.3.90.0110.00414.71
7.3.80.0000.01314.82
7.3.70.0030.00915.01
7.3.60.0000.01614.90
7.3.50.0040.01114.54
7.3.40.0040.01114.96
7.3.30.0070.00314.94
7.3.20.0130.00316.64
7.3.10.0040.01116.42
7.3.00.0100.00316.61
7.2.330.0110.00616.75
7.2.320.0150.00816.77
7.2.310.0140.00816.67
7.2.300.0130.00316.68
7.2.290.0100.00716.45
7.2.250.0070.01315.31
7.2.240.0070.01315.10
7.2.230.0030.01214.97
7.2.220.0070.00715.18
7.2.210.0090.00615.12
7.2.200.0050.00515.11
7.2.190.0070.00315.08
7.2.180.0100.00314.95
7.2.170.0000.01415.14
7.2.00.0070.00719.30
7.1.330.0030.01415.53
7.1.320.0030.01315.57
7.1.310.0040.00915.83
7.1.300.0070.00715.88
7.1.290.0040.00815.85
7.1.280.0100.00615.94
7.1.270.0060.00615.86
7.1.260.0030.00915.86
7.1.200.0030.00616.00
7.1.100.0140.00716.02
7.1.70.0040.00717.26
7.1.60.0060.01319.82
7.1.50.0070.01516.86
7.1.00.0000.03722.56
7.0.200.0080.00016.86
7.0.140.0070.07322.15
7.0.60.0170.05720.02
7.0.50.0170.03717.88
7.0.40.0130.07019.92
7.0.30.0300.05020.02
7.0.20.0200.06020.34
7.0.10.0100.04720.05
7.0.00.0070.04020.34
5.6.280.0100.06321.11
5.6.210.0100.08020.52
5.6.200.0200.07018.17
5.6.190.0130.08720.37
5.6.180.0030.07320.61
5.6.170.0270.05720.48
5.6.160.0100.08320.64
5.6.150.0070.07018.13
5.6.140.0130.07718.21
5.6.130.0100.07718.17
5.6.120.0070.07721.01
5.6.110.0200.07721.05
5.6.100.0100.08321.12
5.6.90.0070.08321.09
5.6.80.0100.07720.43
5.5.350.0000.08320.45
5.5.340.0100.04718.01
5.5.330.0070.05320.14
5.5.320.0170.04720.29
5.5.310.0300.07020.21
5.5.300.0070.04017.88
5.5.290.0100.06718.02
5.5.280.0130.07320.73
5.5.270.0170.08020.96
5.5.260.0130.08720.95
5.5.250.0000.08020.69
5.5.240.0470.05320.18
5.4.450.1770.03719.46
5.4.440.2070.04719.25
5.4.430.1700.05019.40
5.4.420.0000.04319.20
5.4.410.0000.04018.97
5.4.400.1000.04018.91
5.4.390.1800.03019.13
5.4.380.2070.04018.93
5.4.370.2000.04319.21
5.4.360.2000.04719.07
5.4.350.1770.03719.11
5.4.340.1830.03019.13
5.4.320.2030.04319.06
5.4.310.1870.03719.09
5.4.300.1870.03719.07
5.4.290.1800.04319.08
5.4.280.1770.03718.77
5.4.270.1900.03019.25
5.4.260.1830.03019.12
5.4.250.1900.03719.06
5.4.240.1800.03718.92
5.4.230.1800.03319.07
5.4.220.1830.03319.24
5.4.210.1770.03719.05
5.4.200.2270.03719.09
5.4.190.1900.03019.20
5.4.180.2200.04018.91
5.4.170.1800.03719.07
5.4.160.1800.03718.88
5.4.150.1830.03318.89
5.4.140.0000.05316.45
5.4.130.0030.03316.18
5.4.120.0000.03716.22
5.4.110.0930.04016.40
5.4.100.1830.03016.45
5.4.90.2070.03016.18
5.4.80.1900.02716.43
5.4.70.2330.04316.21
5.4.60.2000.03316.43
5.4.50.1900.03316.43
5.4.40.1800.03716.36
5.4.30.1170.03316.38
5.4.20.0070.07016.48
5.4.10.0070.05316.27
5.4.00.1130.05715.57
5.3.290.2000.03714.75
5.3.280.1770.03314.54
5.3.270.2000.04714.55
5.3.260.2070.04314.55
5.3.250.1870.05314.50
5.3.240.1800.03314.69
5.3.230.1800.04714.54
5.3.220.1930.04314.41
5.3.210.2000.03714.40
5.3.200.1170.03714.51
5.3.190.0070.07714.39
5.3.180.0000.04014.40
5.3.170.0100.04014.49
5.3.160.1600.03714.43
5.3.150.1800.03714.40
5.3.140.2000.04314.64
5.3.130.2500.03014.48
5.3.120.2000.05714.50
5.3.110.2070.04014.38
5.3.100.1800.03313.97
5.3.90.1900.04313.97
5.3.80.1730.03713.87
5.3.70.1730.04313.92
5.3.60.1970.03713.95
5.3.50.1770.03713.89
5.3.40.1770.04013.78
5.3.30.1900.04313.76
5.3.20.2000.04013.59
5.3.10.1930.03313.60
5.3.00.1770.03313.49
5.2.170.1500.03711.00
5.2.160.1630.03311.20
5.2.150.1470.02711.00
5.2.140.1730.03011.19
5.2.130.1700.03710.96
5.2.120.1230.02710.95
5.2.110.0000.04711.00
5.2.100.0030.03311.11
5.2.90.0000.06011.04
5.2.80.0170.06310.96
5.2.70.1700.03711.05
5.2.60.1670.03310.88
5.2.50.1830.03710.85
5.2.40.1070.03011.01
5.2.30.1270.02710.81
5.2.20.1570.02710.82
5.2.10.1300.03310.83
5.2.00.1500.03310.57
5.1.60.1300.02010.11
5.1.50.1230.02010.04
5.1.40.1300.0209.87
5.1.30.1200.02310.33
5.1.20.1370.02310.46
5.1.10.0370.0279.96
5.1.00.0030.02710.04
5.0.50.0030.0239.21
5.0.40.0000.0209.21
5.0.30.0070.0279.21
5.0.20.0030.0209.21
5.0.10.0070.0139.21
5.0.00.0030.0409.21
4.4.90.0000.0179.21
4.4.80.0330.0209.21
4.4.70.0030.0139.21
4.4.60.0000.0179.21
4.4.50.0000.0239.21
4.4.40.0000.0279.21
4.4.30.0030.0139.21
4.4.20.0000.0179.21
4.4.10.0100.0239.21
4.4.00.0000.0239.21
4.3.110.0030.0209.21
4.3.100.0000.0239.21
4.3.90.0470.0179.21
4.3.80.0600.0239.21
4.3.70.0600.0139.21
4.3.60.0600.0139.21
4.3.50.0670.0179.21
4.3.40.0630.0209.21
4.3.30.0270.0179.21
4.3.20.0300.0179.21
4.3.10.0270.0179.21
4.3.00.0370.0209.21

preferences:
44.14 ms | 400 KiB | 5 Q