3v4l.org

run code in 300+ PHP versions simultaneously
<?php preg_match( '/^\{#{\d+}\}/', '{#1234} Subject', $matches); echo $matches[1]; // 1234

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)
8.3.70.0000.01616.75
8.3.60.0100.00318.48
8.3.50.0290.00721.92
8.3.40.0120.00319.14
8.3.30.0070.00719.09
8.3.20.0070.00020.21
8.3.10.0000.00821.92
8.3.00.0080.00018.90
8.2.190.0120.01216.75
8.2.180.0000.01518.54
8.2.170.0040.01122.96
8.2.160.0070.00719.41
8.2.150.0080.00024.18
8.2.140.0000.00824.66
8.2.130.0040.00426.16
8.2.120.0050.00319.76
8.2.110.0130.00020.39
8.2.100.0040.00818.16
8.2.90.0040.00420.59
8.2.80.0000.00817.97
8.2.70.0060.00317.93
8.2.60.0020.00518.03
8.2.50.0040.00418.10
8.2.40.0040.00418.16
8.2.30.0050.00218.01
8.2.20.0000.00717.81
8.2.10.0040.00417.89
8.2.00.0070.00017.70
8.1.280.0070.01425.92
8.1.270.0040.00418.86
8.1.260.0030.00526.35
8.1.250.0070.00028.09
8.1.240.0110.00022.51
8.1.230.0000.01120.89
8.1.220.0000.01017.74
8.1.210.0000.00918.82
8.1.200.0040.00417.36
8.1.190.0050.00317.13
8.1.180.0040.00418.10
8.1.170.0000.00818.66
8.1.160.0040.00418.81
8.1.150.0000.00818.83
8.1.140.0040.00417.35
8.1.130.0030.00317.78
8.1.120.0000.00817.52
8.1.110.0000.00817.46
8.1.100.0000.00817.49
8.1.90.0070.00017.50
8.1.80.0040.00417.54
8.1.70.0000.00717.38
8.1.60.0060.00317.58
8.1.50.0000.00917.58
8.1.40.0050.00217.47
8.1.30.0000.00917.57
8.1.20.0050.00217.59
8.1.10.0000.00817.63
8.1.00.0070.00317.66
8.0.300.0040.00419.82
8.0.290.0070.00316.88
8.0.280.0000.00718.39
8.0.270.0000.00717.27
8.0.260.0000.00617.23
8.0.250.0000.00717.07
8.0.240.0000.00817.05
8.0.230.0000.00716.88
8.0.220.0040.00416.89
8.0.210.0030.00316.85
8.0.200.0050.00617.02
8.0.190.0040.00417.07
8.0.180.0050.00317.03
8.0.170.0050.00216.89
8.0.160.0000.00717.03
8.0.150.0000.00716.91
8.0.140.0000.00716.91
8.0.130.0000.00913.40
8.0.120.0080.00016.96
8.0.110.0050.00316.92
8.0.100.0050.00317.02
8.0.90.0040.00417.04
8.0.80.0070.01416.96
8.0.70.0040.00416.80
8.0.60.0040.00416.90
8.0.50.0050.00316.84
8.0.30.0110.01017.06
8.0.20.0130.00817.40
8.0.10.0030.00516.89
8.0.00.0090.01116.77
7.4.330.0000.00615.03
7.4.320.0000.00616.58
7.4.300.0000.00616.53
7.4.290.0070.00016.65
7.4.280.0040.00416.56
7.4.270.0040.00416.60
7.4.260.0080.00016.51
7.4.250.0040.00416.57
7.4.240.0020.00616.63
7.4.230.0030.00316.58
7.4.220.0200.00716.60
7.4.210.0130.00716.72
7.4.200.0000.00716.59
7.4.160.0110.00416.70
7.4.150.0060.01217.40
7.4.140.0100.00717.86
7.4.130.0130.00516.79
7.4.120.0070.01016.58
7.4.110.0060.01216.63
7.4.100.0040.01416.57
7.4.90.0110.00716.60
7.4.80.0120.00619.39
7.4.70.0110.01116.59
7.4.60.0070.01016.70
7.4.50.0040.00416.48
7.4.40.0000.01716.69
7.4.30.0110.01116.45
7.4.00.0000.01015.19
7.3.330.0000.00513.16
7.3.320.0030.00313.34
7.3.310.0050.00216.37
7.3.300.0000.00716.32
7.3.290.0070.00716.41
7.3.280.0050.01216.44
7.3.270.0030.01317.40
7.3.260.0120.01216.57
7.3.250.0140.00716.63
7.3.240.0150.00916.71
7.3.230.0130.00316.77
7.3.210.0120.00416.44
7.3.200.0110.00719.39
7.3.190.0060.01016.59
7.3.180.0130.00716.56
7.3.170.0030.01516.40
7.3.160.0080.00816.46
7.3.10.0150.00916.25
7.3.00.0100.01016.38
7.2.330.0140.00316.75
7.2.320.0030.01416.48
7.2.310.0070.01416.64
7.2.300.0040.01216.60
7.2.290.0040.01416.68
7.2.130.0190.00316.77
7.2.120.0100.00716.55
7.2.110.0070.01116.73
7.2.100.0160.00316.59
7.2.90.0190.00616.75
7.2.80.0200.00316.49
7.2.70.0190.00616.36
7.2.60.0080.00916.60
7.2.50.0230.00916.93
7.2.40.0210.00016.62
7.2.30.0150.00616.73
7.2.20.0170.00716.63
7.2.10.0140.01316.56
7.2.00.0110.00317.98
7.1.250.0120.00315.75
7.1.200.0030.01215.63
7.1.100.0050.00318.19
7.1.70.0060.00617.27
7.1.60.0070.01819.22
7.1.50.0040.01616.67
7.1.00.0100.07022.49
7.0.200.0000.00716.96
7.0.140.0030.05722.21
7.0.60.0100.08019.93
7.0.50.0100.07317.85
7.0.40.0100.04020.40
7.0.30.0300.08320.19
7.0.20.0270.07320.31
7.0.10.0270.08720.01
7.0.00.0030.08720.17
5.6.280.0030.07320.88
5.6.210.0130.07720.60
5.6.200.0070.04318.08
5.6.190.0030.04320.61
5.6.180.3330.04720.50
5.6.170.0070.05020.51
5.6.160.0030.04320.49
5.6.150.0070.08018.18
5.6.140.0130.03318.18
5.6.130.0070.08318.21
5.6.120.0000.05721.14
5.6.110.0100.06021.11
5.6.100.0000.04321.12
5.6.90.0030.09320.96
5.6.80.0070.07320.37
5.6.70.0230.07020.34
5.5.350.0230.08320.38
5.5.340.0030.05317.98
5.5.330.0100.08720.38
5.5.320.0370.07020.51
5.5.310.0430.06320.33
5.5.300.0070.07717.92
5.5.290.0030.04017.88
5.5.280.0070.04020.84
5.5.270.0130.07720.86
5.5.260.0130.07320.95
5.5.250.0170.06320.66
5.5.240.0100.04320.25
5.4.450.0500.04319.20
5.4.440.0300.07019.46
5.4.430.0400.05319.22
5.4.420.0370.07319.22
5.4.410.0500.04319.23
5.4.400.0400.03719.19
5.4.390.0400.07019.13
5.4.380.0430.06318.86
5.4.370.0370.06318.96
5.4.360.0470.06318.96
5.4.350.0400.03319.00
5.4.340.0430.06018.96
5.4.320.0470.07019.13
5.4.310.0370.05019.16
5.4.300.0430.03719.07
5.4.290.0370.07018.86
5.4.280.0430.04719.16
5.4.270.0470.06018.99
5.4.260.0300.03719.05
5.4.250.0300.03719.03
5.4.240.0330.03319.11
5.4.230.0270.03719.12
5.4.220.0330.04719.07
5.4.210.0230.04319.18
5.4.200.0330.04319.03
5.4.190.0300.07019.05
5.4.180.0400.06318.86
5.4.170.0370.03719.05
5.4.160.0500.04718.97
5.4.150.0400.07019.05
5.4.140.0330.04016.43
5.4.130.0430.07016.44
5.4.120.0400.04716.31
5.4.110.0330.04016.38
5.4.100.0370.03716.35
5.4.90.0330.04316.16
5.4.80.0370.06016.47
5.4.70.0330.04016.37
5.4.60.0470.06316.10
5.4.50.0400.03716.13
5.4.40.0330.04016.10
5.4.30.0430.06016.22
5.4.20.0470.05716.39
5.4.10.0430.05716.43
5.4.00.0430.06315.59
5.3.290.0370.04014.45
5.3.280.0270.03714.53
5.3.270.0430.07014.69
5.3.260.0470.06314.54
5.3.250.0500.03714.58
5.3.240.0500.05014.53
5.3.230.0500.06314.56
5.3.220.0470.06714.49
5.3.210.0370.06714.58
5.3.200.0370.03314.49
5.3.190.0470.05014.52
5.3.180.0530.06314.49
5.3.170.0430.07014.52
5.3.160.0500.05014.52
5.3.150.0470.04314.51
5.3.140.0430.06014.48
5.3.130.0400.05314.46
5.3.120.0330.05714.48
5.3.110.0470.06314.47
5.3.100.0570.05713.91
5.3.90.0430.04713.97
5.3.80.0530.05713.96
5.3.70.0330.06313.98
5.3.60.0530.05713.97
5.3.50.0500.06713.89
5.3.40.0400.04013.90
5.3.30.0470.03313.70
5.3.20.0600.04013.50
5.3.10.0330.03013.44
5.3.00.0330.03313.45
5.2.170.0370.03711.15
5.2.160.0470.04711.11
5.2.150.0230.03311.13
5.2.140.0230.03011.22
5.2.130.0270.03711.00
5.2.120.0230.03011.25
5.2.110.0270.03010.98
5.2.100.0270.02711.07
5.2.90.0230.02710.99
5.2.80.0170.03311.04
5.2.70.0300.02711.02
5.2.60.0230.02711.01
5.2.50.0370.02710.95
5.2.40.0200.02710.82
5.2.30.0200.02710.96
5.2.20.0270.03010.90
5.2.10.0230.02710.75
5.2.00.0170.02710.79
5.1.60.0170.02310.14
5.1.50.0230.0209.98
5.1.40.0170.0239.98
5.1.30.0100.03310.34
5.1.20.0200.02310.33
5.1.10.0200.02310.11
5.1.00.0130.03010.07
5.0.50.0070.0238.52
5.0.40.0070.0278.55
5.0.30.0100.0308.20
5.0.20.0100.0208.34
5.0.10.0070.0208.16
5.0.00.0070.0308.21
4.4.90.0130.0137.54
4.4.80.0100.0137.54
4.4.70.0070.0177.54
4.4.60.0100.0207.54
4.4.50.0100.0137.54
4.4.40.0130.0207.54
4.4.30.0130.0107.54
4.4.20.0100.0137.54
4.4.10.0100.0137.54
4.4.00.0200.0207.54
4.3.110.0100.0137.54
4.3.100.0070.0207.54
4.3.90.0070.0177.54
4.3.80.0130.0207.54
4.3.70.0070.0177.54
4.3.60.0130.0107.54
4.3.50.0070.0177.54
4.3.40.0070.0237.54
4.3.30.0030.0177.54
4.3.20.0100.0137.54
4.3.10.0030.0177.54
4.3.00.0070.0137.54

preferences:
56.07 ms | 401 KiB | 5 Q