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)
8.3.60.0040.01118.43
8.3.50.0100.00718.11
8.3.40.0140.00718.72
8.3.30.0090.00618.59
8.3.20.0040.00420.26
8.3.10.0080.00021.78
8.3.00.0070.00317.25
8.2.180.0140.00718.25
8.2.170.0120.00322.96
8.2.160.0090.00619.21
8.2.150.0030.00524.18
8.2.140.0070.00024.66
8.2.130.0040.00422.26
8.2.120.0100.00726.35
8.2.110.0060.01221.04
8.2.100.0150.00017.97
8.2.90.0040.00419.21
8.2.80.0090.00017.97
8.2.70.0000.00817.50
8.2.60.0030.00517.91
8.2.50.0000.00718.10
8.2.40.0020.00522.37
8.2.30.0000.00719.09
8.2.20.0020.00517.66
8.2.10.0000.00717.89
8.2.00.0040.00417.99
8.1.280.0110.00425.92
8.1.270.0000.00923.85
8.1.260.0040.00428.09
8.1.250.0070.00028.09
8.1.240.0030.00621.24
8.1.230.0090.00317.83
8.1.220.0030.00617.74
8.1.210.0080.00018.77
8.1.200.0030.00617.25
8.1.190.0040.00417.22
8.1.180.0040.00418.10
8.1.170.0040.00418.58
8.1.160.0000.00823.96
8.1.150.0070.00020.61
8.1.140.0000.00819.50
8.1.130.0000.00817.62
8.1.120.0030.00317.32
8.1.110.0080.00017.28
8.1.100.0080.00017.44
8.1.90.0040.00417.30
8.1.80.0050.00217.37
8.1.70.0040.00417.41
8.1.60.0000.00817.58
8.1.50.0040.00417.42
8.1.40.0080.00017.49
8.1.30.0050.00317.58
8.1.20.0040.00417.54
8.1.10.0040.00417.48
8.1.00.0000.00717.34
8.0.300.0080.00018.77
8.0.290.0040.00416.63
8.0.280.0030.00318.38
8.0.270.0040.00417.09
8.0.260.0000.00617.23
8.0.250.0030.00316.86
8.0.240.0000.00816.93
8.0.230.0030.00316.94
8.0.220.0000.00816.92
8.0.210.0040.00416.89
8.0.200.0030.00316.97
8.0.190.0070.00016.97
8.0.180.0000.00816.90
8.0.170.0040.00416.80
8.0.160.0000.00716.81
8.0.150.0000.00716.78
8.0.140.0070.00016.75
8.0.130.0030.00313.38
8.0.120.0040.00416.83
8.0.110.0040.00416.79
8.0.100.0000.00716.70
8.0.90.0050.00216.84
8.0.80.0040.01216.88
8.0.70.0040.00416.86
8.0.60.0040.00416.73
8.0.50.0030.00616.77
8.0.30.0110.00616.94
8.0.20.0110.00817.40
8.0.10.0070.00016.85
8.0.00.0070.01416.60
7.4.330.0000.00515.08
7.4.320.0000.00616.48
7.4.300.0000.00616.37
7.4.290.0040.00416.52
7.4.280.0070.00016.48
7.4.270.0030.00316.51
7.4.260.0040.00416.55
7.4.250.0000.00816.48
7.4.240.0000.00716.43
7.4.230.0030.00316.36
7.4.220.0070.01116.50
7.4.210.0070.00716.49
7.4.200.0040.00416.53
7.4.160.0120.00316.21
7.4.150.0090.00917.40
7.4.140.0150.00817.86
7.4.130.0100.00716.45
7.4.120.0110.00516.39
7.4.110.0140.00316.48
7.4.100.0110.01216.31
7.4.90.0070.01416.58
7.4.80.0060.01019.39
7.4.70.0170.00016.31
7.4.60.0070.01016.29
7.4.50.0070.00616.40
7.4.40.0080.00816.58
7.4.30.0090.00616.45
7.4.00.0090.00614.99
7.3.330.0060.00013.04
7.3.320.0020.00213.03
7.3.310.0000.00716.04
7.3.300.0000.00816.17
7.3.290.0000.00616.08
7.3.280.0070.01116.23
7.3.270.0140.00317.40
7.3.260.0080.00816.29
7.3.250.0110.00716.22
7.3.240.0090.00916.35
7.3.230.0150.00316.51
7.3.210.0130.00516.17
7.3.200.0120.00816.36
7.3.190.0040.01116.29
7.3.180.0070.01016.18
7.3.170.0060.01216.24
7.3.160.0080.00816.47
7.2.330.0090.00916.35
7.2.320.0110.00616.18
7.2.310.0070.01116.11
7.2.300.0140.00316.41
7.2.290.0060.01216.29
7.2.110.0040.00816.48
7.2.60.0070.01016.83
7.2.00.0060.00818.87
7.1.200.0070.00415.74
7.1.100.0080.00318.10
7.1.70.0000.00817.07
7.1.60.0140.00719.29
7.1.50.0070.01016.79
7.1.00.0070.07322.30
7.0.200.0370.00314.56
7.0.80.0230.05720.00
7.0.70.0200.05319.93
7.0.60.0230.05320.07
7.0.50.0330.05020.39
7.0.40.0300.05020.35
7.0.30.0170.06020.38
7.0.20.0230.05320.33
7.0.10.0200.05720.30
7.0.00.0230.05720.30
5.6.230.0070.06720.71
5.6.220.0230.04720.62
5.6.210.0130.05320.67
5.6.200.0070.06721.02
5.6.190.0200.05021.07
5.6.180.0130.05721.17
5.6.170.0100.06021.05
5.6.160.0170.05721.09
5.6.150.0130.06021.08
5.6.140.0270.06321.07
5.6.130.0230.05021.09
5.6.120.0170.06721.07
5.6.110.0130.06321.19
5.6.100.0070.06321.08
5.6.90.0100.06721.09
5.6.80.0030.06320.47
5.6.70.0170.05020.45
5.6.60.0170.05020.45
5.6.50.0200.05320.52
5.6.40.0130.06320.42
5.6.30.0200.06720.43
5.6.20.0170.05320.42
5.6.10.0130.05320.43
5.6.00.0200.05320.48
5.5.370.0070.06020.52
5.5.360.0130.05720.43
5.5.350.0100.06020.48
5.5.340.0100.05720.83
5.5.330.0070.07020.83
5.5.320.0030.06720.92
5.5.310.0130.05720.86
5.5.300.0170.05320.94
5.5.290.0030.07320.92
5.5.280.0130.06020.77
5.5.270.0100.06320.87
5.5.260.0130.06020.80
5.5.250.0130.06020.73
5.5.240.0030.06320.30
5.5.230.0100.06020.33
5.5.220.0200.05020.08
5.5.210.0170.05720.25
5.5.200.0130.05320.19
5.5.190.0070.06720.20
5.5.180.0200.05320.28
5.5.160.0100.05720.27
5.5.150.0100.05320.05
5.5.140.0100.05320.22
5.5.130.0030.06020.20
5.5.120.0100.05720.20
5.5.110.0130.05320.20
5.5.100.0130.06020.16
5.5.90.0230.04020.09
5.5.80.0200.04720.06
5.5.70.0130.05720.17
5.5.60.0130.05020.00
5.5.50.0130.05320.14
5.5.40.0070.05320.16
5.5.30.0170.05020.19
5.5.20.0170.05020.14
5.5.10.0100.06020.02
5.5.00.0170.05320.11

preferences:
142.96 ms | 401 KiB | 5 Q