3v4l.org

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

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)
8.3.40.0140.00318.98
8.3.30.0040.01120.34
8.3.20.0000.00820.48
8.3.10.0040.00420.92
8.3.00.0080.00023.49
8.2.170.0090.00622.96
8.2.160.0100.00320.52
8.2.150.0040.00424.18
8.2.140.0080.00024.66
8.2.130.0070.00026.16
8.2.120.0060.00321.16
8.2.110.0030.00621.03
8.2.100.0030.00917.91
8.2.90.0000.00819.22
8.2.80.0040.00419.39
8.2.70.0060.00317.75
8.2.60.0080.00017.80
8.2.50.0040.00418.07
8.2.40.0040.00417.97
8.2.30.0040.00419.45
8.2.20.0000.00717.74
8.2.10.0040.00417.75
8.2.00.0000.00717.73
8.1.270.0030.00623.99
8.1.260.0080.00026.35
8.1.250.0070.00028.09
8.1.240.0030.00623.86
8.1.230.0090.00322.82
8.1.220.0080.00018.77
8.1.210.0000.00918.89
8.1.200.0030.00717.35
8.1.190.0050.00217.27
8.1.180.0000.00818.10
8.1.170.0080.00018.62
8.1.160.0030.00618.72
8.1.150.0000.00718.58
8.1.140.0000.00717.56
8.1.130.0040.00417.66
8.1.120.0030.00517.40
8.1.110.0040.00417.47
8.1.100.0030.00317.44
8.1.90.0000.00717.47
8.1.80.0040.00417.47
8.1.70.0070.00017.45
8.1.60.0090.00017.48
8.1.50.0020.00517.53
8.1.40.0030.00517.53
8.1.30.0000.00817.65
8.1.20.0040.00417.51
8.1.10.0000.00717.56
8.1.00.0050.00217.53
8.0.300.0040.00419.98
8.0.290.0000.00717.05
8.0.280.0030.00318.36
8.0.270.0070.00017.20
8.0.260.0030.00316.79
8.0.250.0000.00717.00
8.0.240.0040.00417.02
8.0.230.0040.00416.89
8.0.220.0030.00316.91
8.0.210.0000.00716.78
8.0.200.0040.00416.91
8.0.190.0040.00416.86
8.0.180.0040.00416.93
8.0.170.0070.00016.94
8.0.160.0050.00316.84
8.0.150.0040.00316.83
8.0.140.0030.00316.90
8.0.130.0000.00613.27
8.0.120.0070.00016.78
8.0.110.0000.00716.72
8.0.100.0040.00416.79
8.0.90.0000.00716.88
8.0.80.0030.01316.88
8.0.70.0050.00216.89
8.0.60.0050.00316.70
8.0.50.0000.00716.84
8.0.30.0130.00817.26
8.0.20.0090.00917.43
8.0.10.0040.00417.08
8.0.00.0080.01016.68
7.4.330.0000.00516.91
7.4.320.0030.00316.58
7.4.300.0030.00316.67
7.4.290.0000.00716.47
7.4.280.0030.00716.50
7.4.270.0030.00316.67
7.4.260.0050.00013.39
7.4.250.0050.00216.55
7.4.240.0050.00316.66
7.4.230.0070.00016.62
7.4.220.0070.01416.52
7.4.210.0090.00616.62
7.4.200.0040.00416.61
7.4.190.0000.00716.48
7.4.160.0130.00316.57
7.4.150.0090.00917.40
7.4.140.0100.01017.86
7.4.130.0090.00816.66
7.4.120.0090.00816.73
7.4.110.0090.00916.47
7.4.100.0200.00016.60
7.4.90.0100.01316.37
7.4.80.0100.01019.39
7.4.70.0120.00416.33
7.4.60.0100.01016.52
7.4.50.0000.00916.64
7.4.40.0060.01222.77
7.4.30.0140.00316.69
7.4.00.0100.00715.18
7.3.330.0000.00513.02
7.3.320.0030.00313.19
7.3.310.0030.00316.13
7.3.300.0040.00416.17
7.3.290.0100.01016.29
7.3.280.0090.00916.26
7.3.270.0100.01317.40
7.3.260.0160.00518.24
7.3.250.0110.00716.36
7.3.240.0100.00716.60
7.3.230.0000.01816.46
7.3.210.0120.00616.60
7.3.200.0130.00719.39
7.3.190.0060.01016.55
7.3.180.0060.00916.28
7.3.170.0030.01916.57
7.3.160.0040.01416.18
7.3.120.0070.00714.79
7.3.10.0000.01716.85
7.3.00.0120.00416.65
7.2.330.0060.01316.71
7.2.320.0130.00916.63
7.2.310.0090.00916.73
7.2.300.0060.01016.51
7.2.290.0060.01016.52
7.2.130.0120.00416.60
7.2.120.0000.01517.18
7.2.110.0080.00517.06
7.2.100.0120.00216.98
7.2.90.0040.00816.80
7.2.80.0030.00617.12
7.2.70.0040.00416.60
7.2.60.0070.00716.98
7.2.50.0040.01116.80
7.2.40.0130.00317.08
7.2.30.0110.00717.12
7.2.20.0000.01716.84
7.2.10.0060.00316.86
7.2.00.0050.01018.13
7.1.250.0070.00715.93
7.1.100.0040.01117.97
7.1.70.0180.00417.16
7.1.60.0000.02519.17
7.1.50.0070.01317.12
7.1.00.0100.06322.38
7.0.200.0060.00316.89
7.0.140.0000.07722.18
7.0.100.0030.03320.05
7.0.90.0070.04319.89
7.0.80.0170.03019.88
7.0.70.0070.03719.87
7.0.60.0130.03719.87
7.0.50.0130.04020.28
7.0.40.0100.08020.13
7.0.30.0030.09020.13
7.0.20.0200.06320.11
7.0.10.0070.08320.14
7.0.00.0130.04720.17
5.6.280.0070.06720.91
5.6.250.0100.03720.75
5.6.240.0030.04320.71
5.6.230.0030.03320.68
5.6.220.0000.03720.60
5.6.210.0070.03020.64
5.6.200.0030.03721.10
5.6.190.0070.08021.13
5.6.180.0070.08021.17
5.6.170.0070.07321.11
5.6.160.0100.07321.03
5.6.150.0100.04720.96
5.6.140.0030.04721.09
5.6.130.0070.09021.04
5.6.120.0100.08721.01
5.6.110.0230.03721.02
5.6.100.0070.06721.02
5.6.90.0130.06721.08
5.6.80.0100.06720.41
5.6.70.0000.08020.42
5.6.60.0070.04320.47
5.6.50.0070.06720.51
5.6.40.0100.07720.31
5.6.30.0030.06720.30
5.6.20.0070.06320.42
5.6.10.0130.06720.29
5.6.00.0100.07720.38
5.5.380.0100.03720.34
5.5.370.0030.04020.38
5.5.360.0070.03020.38
5.5.350.0000.03720.31
5.5.340.0170.09020.83
5.5.330.0030.08020.75
5.5.320.0100.07320.78
5.5.310.0070.07720.86
5.5.300.0100.07020.89
5.5.290.0170.07020.81
5.5.280.0000.08020.79
5.5.270.0030.07320.81
5.5.260.0100.06320.76
5.5.250.0030.04720.70
5.5.240.0070.04720.27
5.5.230.0100.07720.01
5.5.220.0030.07720.14
5.5.210.0100.06320.29
5.5.200.0030.08320.21
5.5.190.0170.05720.18
5.5.180.0100.05320.18
5.5.160.0170.06320.17
5.5.150.0200.06720.21
5.5.140.0100.04020.27
5.5.130.0030.04020.11
5.5.120.0070.07320.14
5.5.110.0030.03720.17
5.5.100.0070.05320.07
5.5.90.0070.06319.94
5.5.80.0070.08020.03
5.5.70.0170.07320.09
5.5.60.0130.06320.15
5.5.50.0100.06720.11
5.5.40.0100.07320.07
5.5.30.0100.06320.14
5.5.20.0070.04319.98
5.5.10.0100.05020.13
5.5.00.0000.08320.11
5.4.450.0070.08319.35
5.4.440.0070.07319.13
5.4.430.0100.07319.35
5.4.420.0030.04319.23
5.4.410.0100.05719.24
5.4.400.0170.08019.13
5.4.390.0170.07319.15
5.4.380.0030.07319.11
5.4.370.0100.07019.03
5.4.360.0100.07018.98
5.4.350.0100.06719.06
5.4.340.0100.06718.96
5.4.320.0100.08319.03
5.4.310.0030.04719.05
5.4.300.0100.06718.96
5.4.290.0000.07019.05
5.4.280.0030.08018.97
5.4.270.0100.07719.14
5.4.260.0000.07719.14
5.4.250.0100.03318.93
5.4.240.0030.07719.22
5.4.230.0100.03019.14
5.4.220.0100.07019.11
5.4.210.0070.07319.07
5.4.200.0070.04018.82
5.4.190.0030.07718.77
5.4.180.0070.04318.79
5.4.170.0000.04319.05
5.4.160.0070.08018.76
5.4.150.0070.08019.09
5.4.140.0030.07716.38
5.4.130.0030.08016.32
5.4.120.0000.04016.34
5.4.110.0070.04716.23
5.4.100.0070.03716.45
5.4.90.0000.07716.36
5.4.80.0100.05016.43
5.4.70.0170.06716.29
5.4.60.0100.07016.38
5.4.50.0000.07316.30
5.4.40.0100.06716.26
5.4.30.0070.07316.31
5.4.20.0070.04716.22
5.4.10.0030.08016.35
5.4.00.0130.06715.71
5.3.290.0070.07314.64
5.3.280.0100.07014.55
5.3.270.0000.04714.61
5.3.260.0170.06314.55
5.3.250.0030.07014.53
5.3.240.0030.08714.43
5.3.230.0030.04314.54
5.3.220.0130.03714.52
5.3.210.0070.07314.39
5.3.200.0070.08014.42
5.3.190.0100.07014.51
5.3.180.0070.04014.39
5.3.170.0100.07714.50
5.3.160.0070.04314.41
5.3.150.0030.04314.38
5.3.140.0130.07014.54
5.3.130.0100.07714.48
5.3.120.0130.07014.49
5.3.110.0030.07714.49
5.3.100.0070.08014.02
5.3.90.0030.06714.00
5.3.80.0100.03713.78
5.3.70.0100.06714.00
5.3.60.0070.08313.85
5.3.50.0070.07713.70
5.3.40.0100.06713.71
5.3.30.0170.06013.76
5.3.20.0070.07713.54
5.3.10.0030.05013.64
5.3.00.0030.06313.62
5.2.170.0100.05010.97
5.2.160.0070.05711.21
5.2.150.0070.06011.09
5.2.140.0070.06011.08
5.2.130.0030.06310.91
5.2.120.0030.06011.01
5.2.110.0070.03010.94
5.2.100.0070.05011.11
5.2.90.0000.06711.09
5.2.80.0000.05711.01
5.2.70.0070.05711.13
5.2.60.0030.06311.04
5.2.50.0030.05010.93
5.2.40.0000.03310.79
5.2.30.0000.06310.83
5.2.20.0100.05310.95
5.2.10.0030.05310.94
5.2.00.0070.05710.74
5.1.60.0000.0539.97
5.1.50.0000.03010.07
5.1.40.0030.0279.80
5.1.30.0030.03310.48
5.1.20.0100.02010.36
5.1.10.0000.04710.09
5.1.00.0030.04710.06
5.0.50.0030.0408.65
5.0.40.0100.0178.59
5.0.30.0130.0278.59
5.0.20.0030.0438.59
5.0.10.0030.0478.59
5.0.00.0030.0608.59
4.4.90.0030.0308.59
4.4.80.0030.0338.59
4.4.70.0030.0208.59
4.4.60.0000.0208.59
4.4.50.0000.0378.59
4.4.40.0030.0508.59
4.4.30.0030.0278.59
4.4.20.0000.0408.59
4.4.10.0070.0308.59
4.4.00.0030.0538.59
4.3.110.0030.0178.59
4.3.100.0070.0178.59
4.3.90.0000.0378.59
4.3.80.0070.0238.59
4.3.70.0030.0278.59
4.3.60.0000.0378.59
4.3.50.0000.0238.59
4.3.40.0000.0338.59
4.3.30.0030.0208.59
4.3.20.0030.0238.59
4.3.10.0030.0308.59
4.3.00.0030.0278.59

preferences:
44.3 ms | 400 KiB | 5 Q