3v4l.org

run code in 300+ PHP versions simultaneously
<?php $string = '1111-1112-3333-4444'; var_dump(substr(preg_replace('[^0-9]+/i', '', $string), 0, 6));

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)
8.3.60.0110.00318.43
8.3.50.0110.01122.03
8.3.40.0100.00618.73
8.3.30.0080.00618.63
8.3.20.0040.00420.04
8.3.10.0000.00821.86
8.3.00.0090.00017.38
8.2.180.0040.01116.63
8.2.170.0110.00322.96
8.2.160.0100.00319.16
8.2.150.0000.00824.18
8.2.140.0000.00724.66
8.2.130.0050.00222.08
8.2.120.0100.00726.35
8.2.110.0030.00721.00
8.2.100.0000.01018.22
8.2.90.0000.00919.05
8.2.80.0040.00417.97
8.2.70.0060.00317.50
8.2.60.0040.00417.93
8.2.50.0030.00518.10
8.2.40.0060.00322.12
8.2.30.0030.00519.17
8.2.20.0040.00417.72
8.2.10.0000.00717.98
8.2.00.0000.00717.96
8.1.280.0060.01525.92
8.1.270.0000.00823.74
8.1.260.0050.00328.09
8.1.250.0000.00728.09
8.1.240.0060.00321.12
8.1.230.0070.00317.77
8.1.220.0040.00417.74
8.1.210.0040.00418.77
8.1.200.0060.00317.22
8.1.190.0000.00817.23
8.1.180.0080.00018.10
8.1.170.0060.00318.41
8.1.160.0000.00823.84
8.1.150.0000.00820.59
8.1.140.0020.00519.38
8.1.130.0070.00017.49
8.1.120.0040.00417.29
8.1.110.0000.00717.28
8.1.100.0040.00417.37
8.1.90.0040.00417.34
8.1.80.0070.00017.32
8.1.70.0040.00417.39
8.1.60.0040.00417.45
8.1.50.0040.00417.37
8.1.40.0030.00617.27
8.1.30.0000.00817.48
8.1.20.0070.00017.55
8.1.10.0060.00317.48
8.1.00.0030.00617.43
8.0.300.0000.00818.77
8.0.290.0000.00816.75
8.0.280.0000.00718.29
8.0.270.0000.00717.10
8.0.260.0060.00017.18
8.0.250.0050.00216.90
8.0.240.0040.00416.90
8.0.230.0070.00016.89
8.0.220.0030.00316.84
8.0.210.0070.00016.88
8.0.200.0060.00016.83
8.0.190.0000.00716.92
8.0.180.0030.00616.82
8.0.170.0040.00416.75
8.0.160.0000.00716.96
8.0.150.0030.00316.71
8.0.140.0040.00416.91
8.0.130.0030.00313.34
8.0.120.0040.00416.86
8.0.110.0000.00716.86
8.0.100.0040.00416.77
8.0.90.0000.00716.86
8.0.80.0130.00716.85
8.0.70.0040.00416.91
8.0.60.0000.00816.82
8.0.50.0080.00016.98
8.0.30.0050.01217.16
8.0.20.0090.00917.40
8.0.10.0000.00716.88
8.0.00.0060.01616.46
7.4.330.0020.00215.08
7.4.320.0020.00516.52
7.4.300.0060.00016.43
7.4.290.0040.00416.52
7.4.280.0030.00616.36
7.4.270.0000.00716.41
7.4.260.0090.00016.54
7.4.250.0070.00016.49
7.4.240.0040.00316.46
7.4.230.0040.00416.33
7.4.220.0090.00916.63
7.4.210.0100.00416.45
7.4.200.0040.00416.48
7.4.160.0130.00416.44
7.4.150.0100.00717.40
7.4.140.0070.01117.86
7.4.130.0070.00916.46
7.4.120.0110.00716.55
7.4.110.0060.01016.38
7.4.100.0060.01216.64
7.4.90.0090.00916.60
7.4.80.0090.00919.39
7.4.70.0110.00616.38
7.4.60.0070.01016.44
7.4.50.0090.00616.40
7.4.40.0100.00716.55
7.4.30.0120.00416.32
7.4.00.0030.01314.82
7.3.330.0030.00313.12
7.3.320.0030.00312.94
7.3.310.0000.00716.28
7.3.300.0070.00016.25
7.3.290.0020.00516.18
7.3.280.0080.00916.20
7.3.270.0080.00817.40
7.3.260.0080.00816.23
7.3.250.0090.00916.32
7.3.240.0090.00816.14
7.3.230.0130.00416.39
7.3.210.0080.00816.20
7.3.200.0090.00916.18
7.3.190.0070.01016.16
7.3.180.0030.01316.30
7.3.170.0070.01016.29
7.3.160.0080.00816.35
7.2.330.0120.00616.50
7.2.320.0070.01316.28
7.2.310.0000.01816.17
7.2.300.0070.01116.24
7.2.290.0080.00916.25
7.2.80.0080.00316.64
7.2.60.0030.01016.63
7.2.00.0060.00319.20
7.1.200.0030.01015.59
7.1.100.0080.00318.14
7.1.70.0060.01317.13
7.1.60.0230.00719.29
7.1.50.0160.00716.84
7.1.00.0030.07722.57
7.0.200.0260.00614.43
7.0.80.0270.04720.02
7.0.70.0230.05320.00
7.0.60.0170.06019.96
7.0.50.0130.06720.19
7.0.40.0230.05020.30
7.0.30.0270.06720.30
7.0.20.0170.06320.38
7.0.10.0230.05720.43
7.0.00.0170.06020.38
5.6.230.0130.05720.66
5.6.220.0070.06320.66
5.6.210.0130.05720.74
5.6.200.0030.07021.19
5.6.190.0130.05321.16
5.6.180.0100.06021.10
5.6.170.0230.05721.07
5.6.160.0130.06021.04
5.6.150.0100.06021.16
5.6.140.0270.04721.01
5.6.130.0130.06021.10
5.6.120.0170.05721.20
5.6.110.0200.05321.16
5.6.100.0230.05021.12
5.6.90.0200.06021.10
5.6.80.0300.04020.46
5.6.70.0070.06020.50
5.6.60.0070.06020.46
5.6.50.0070.06020.46
5.6.40.0070.06020.42
5.6.30.0100.06020.43
5.6.20.0130.05320.52
5.6.10.0200.05020.42
5.6.00.0100.05720.36
5.5.370.0000.06720.46
5.5.360.0130.05720.46
5.5.350.0200.05020.46
5.5.340.0130.05720.91
5.5.330.0100.05720.95
5.5.320.0100.05720.86
5.5.310.0000.07020.96
5.5.300.0130.05720.82
5.5.290.0170.05720.67
5.5.280.0100.07020.96
5.5.270.0100.06020.84
5.5.260.0200.05320.82
5.5.250.0200.05320.75
5.5.240.0100.05720.05
5.5.230.0170.05720.30
5.5.220.0200.04720.32
5.5.210.0100.05720.30
5.5.200.0070.05720.12
5.5.190.0100.05720.18
5.5.180.0100.06020.24
5.5.160.0070.06020.28
5.5.150.0200.04720.05
5.5.140.0170.05020.20
5.5.130.0230.04320.18
5.5.120.0030.06020.25
5.5.110.0170.05020.21
5.5.100.0070.06020.10
5.5.90.0100.05320.22
5.5.80.0130.05320.13
5.5.70.0100.05720.21
5.5.60.0100.05720.14
5.5.50.0200.04720.21
5.5.40.0200.04720.17
5.5.30.0100.06720.16
5.5.20.0000.06720.07
5.5.10.0300.03720.03
5.5.00.0130.05720.08

preferences:
58.12 ms | 401 KiB | 5 Q