3v4l.org

run code in 300+ PHP versions simultaneously
<?php $content = <<<CONTENT @tag CONTENT; $matches = array(); var_dump(preg_match('/\A\w*@/', substr($content, 1)) === 1);

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)
8.3.60.0070.01418.55
8.3.50.0160.00522.01
8.3.40.0040.01118.92
8.3.30.0070.00718.98
8.3.20.0040.00420.33
8.3.10.0050.00320.83
8.3.00.0000.00819.50
8.2.180.0130.00616.38
8.2.170.0140.00722.96
8.2.160.0100.01020.47
8.2.150.0080.00024.18
8.2.140.0050.00324.66
8.2.130.0000.00726.16
8.2.120.0040.00422.09
8.2.110.0030.00619.39
8.2.100.0080.00417.72
8.2.90.0050.00319.10
8.2.80.0030.00717.97
8.2.70.0110.00517.13
8.2.60.0080.00017.80
8.2.50.0040.00418.07
8.2.40.0070.00418.16
8.2.30.0040.00419.34
8.2.20.0040.00417.76
8.2.10.0020.00518.00
8.2.00.0090.00017.73
8.1.280.0120.00925.92
8.1.270.0080.00023.96
8.1.260.0000.00726.35
8.1.250.0030.00628.09
8.1.240.0030.00623.92
8.1.230.0130.00018.88
8.1.220.0000.00917.74
8.1.210.0060.00318.77
8.1.200.0000.01017.35
8.1.190.0000.00817.34
8.1.180.0080.00418.10
8.1.170.0100.00318.63
8.1.160.0040.00421.87
8.1.150.0030.00618.84
8.1.140.0040.00417.45
8.1.130.0030.00317.75
8.1.120.0070.00017.45
8.1.110.0030.00617.42
8.1.100.0040.00417.52
8.1.90.0030.00517.52
8.1.80.0060.00317.55
8.1.70.0040.00417.48
8.1.60.0050.00317.71
8.1.50.0000.00717.54
8.1.40.0030.00517.64
8.1.30.0030.00517.71
8.1.20.0080.00017.56
8.1.10.0050.00217.66
8.1.00.0000.00817.60
8.0.300.0040.00418.77
8.0.290.0000.00716.88
8.0.280.0030.00318.39
8.0.270.0000.00717.21
8.0.260.0030.00317.25
8.0.250.0030.00317.07
8.0.240.0030.00317.10
8.0.230.0000.00717.07
8.0.220.0040.00416.99
8.0.210.0030.00316.89
8.0.200.0040.00417.14
8.0.190.0030.00316.96
8.0.180.0070.00017.07
8.0.170.0040.00417.01
8.0.160.0070.00017.07
8.0.150.0000.00717.03
8.0.140.0000.00716.93
8.0.130.0060.00013.45
8.0.120.0000.00817.00
8.0.110.0000.00716.96
8.0.100.0040.00416.93
8.0.90.0000.00716.83
8.0.80.0030.01217.00
8.0.70.0000.00817.14
8.0.60.0000.00717.10
8.0.50.0040.00416.91
8.0.30.0070.01317.24
8.0.20.0100.01317.45
8.0.10.0040.00417.13
8.0.00.0110.00716.91
7.4.330.0050.00015.10
7.4.320.0030.00316.70
7.4.300.0040.00416.82
7.4.290.0070.00016.80
7.4.280.0050.00516.74
7.4.270.0000.00716.81
7.4.260.0070.00016.71
7.4.250.0040.00416.68
7.4.240.0040.00316.75
7.4.230.0000.00716.56
7.4.220.0090.00916.79
7.4.210.0060.00916.73
7.4.200.0070.00016.56
7.4.160.0080.00816.87
7.4.150.0060.01917.40
7.4.140.0090.00817.86
7.4.130.0130.00516.61
7.4.120.0090.01116.71
7.4.110.0100.00616.72
7.4.100.0080.01216.46
7.4.90.0090.00916.64
7.4.80.0100.01316.65
7.4.70.0070.01016.62
7.4.60.0060.01016.74
7.4.50.0000.00416.85
7.4.40.0090.00616.46
7.4.30.0030.01816.80
7.4.00.0100.00715.21
7.3.330.0030.00313.23
7.3.320.0030.00313.22
7.3.310.0000.00716.25
7.3.300.0030.00316.36
7.3.290.0070.00716.45
7.3.280.0090.00716.39
7.3.270.0070.01017.40
7.3.260.0200.00316.34
7.3.250.0100.00916.46
7.3.240.0070.01416.41
7.3.230.0140.00416.39
7.3.210.0070.01016.39
7.3.200.0040.01319.39
7.3.190.0040.01516.26
7.3.180.0140.00316.62
7.3.170.0080.00816.61
7.3.160.0040.01416.55
7.2.330.0060.01216.52
7.2.320.0040.01316.70
7.2.310.0070.01416.76
7.2.300.0190.00316.63
7.2.290.0060.01216.76
7.1.70.0000.00817.26
7.1.60.0100.01419.32
7.1.50.0040.00816.92
7.1.00.0030.07322.38
7.0.200.0000.01016.86
7.0.140.0030.07322.04
7.0.60.0070.08019.93
7.0.50.0000.04717.79
7.0.40.0030.04720.14
7.0.30.0200.04720.11
7.0.20.0200.04720.14
7.0.10.0100.07320.15
7.0.00.0030.06020.18
5.6.210.0000.04320.71
5.6.200.0070.05018.22
5.6.190.0000.06020.42
5.6.180.0500.07720.67
5.6.170.0300.05320.53
5.6.160.0070.04320.48
5.6.150.0030.04018.24
5.6.140.0130.03318.13
5.6.130.0070.05318.14
5.6.120.0100.08020.88
5.6.110.0070.07020.98
5.6.100.0030.08721.00
5.6.90.0230.06720.96
5.6.80.0070.06320.39
5.5.350.0170.07720.49
5.5.340.0130.07318.01
5.5.330.0170.07020.16
5.5.320.0300.04720.34
5.5.310.0100.04720.18
5.5.300.0030.04717.92
5.5.290.0030.04317.97
5.5.280.0070.07720.73
5.5.270.0070.04320.66
5.5.260.0130.05720.76
5.5.250.0030.08720.71
5.5.240.2330.04320.06
5.4.450.0370.05319.61
5.4.440.0830.06719.63
5.4.430.1030.04719.10
5.4.420.0930.05319.48
5.4.410.1070.04319.29
5.4.400.0800.04719.31
5.4.390.0930.06319.13
5.4.380.0270.05718.50
5.4.370.0270.05718.62
5.4.360.0300.05318.71
5.4.350.0370.06018.65
5.4.340.0330.06018.65
5.4.320.0060.03612.45
5.4.310.0030.03912.45
5.4.300.0120.03912.45
5.4.290.0050.05112.45
5.4.280.0050.03612.35
5.4.270.0080.04112.35
5.4.260.0030.04312.35
5.4.250.0050.03812.34
5.4.240.0070.04512.35
5.4.230.0050.03912.34
5.4.220.0080.03312.34
5.4.210.0070.04712.34
5.4.200.0040.05312.34
5.4.190.0030.03712.33
5.4.180.0050.03512.33
5.4.170.0080.05312.34
5.4.160.0070.03912.34
5.4.150.0060.03512.34
5.4.140.0080.04412.02
5.4.130.0060.03412.01
5.4.120.0080.04911.97
5.4.110.0090.04211.96
5.4.100.0060.04111.96
5.4.90.0040.04011.96
5.4.80.0050.03611.96
5.4.70.0070.04011.96
5.4.60.0030.04211.96
5.4.50.0050.03511.96
5.4.40.0050.03611.95
5.4.30.0080.03711.95
5.4.20.0050.04611.95
5.4.10.0050.03311.95
5.4.00.0060.03411.44
5.3.290.0060.03712.80
5.3.280.0080.04512.71
5.3.270.0090.03512.72
5.3.260.0070.04212.71
5.3.250.0060.03512.72
5.3.240.0040.03812.72
5.3.230.0060.03612.71
5.3.220.0120.03812.68
5.3.210.0060.04212.68
5.3.200.0060.04512.68
5.3.190.0050.05212.68
5.3.180.0050.04312.67
5.3.170.0060.04012.66
5.3.160.0050.04112.68
5.3.150.0080.03712.67
5.3.140.0080.05012.66
5.3.130.0050.04912.66
5.3.120.0050.04912.66
5.3.110.0090.05312.66
5.3.100.0120.04012.12
5.3.90.0030.03812.08
5.3.80.0070.04812.07
5.3.70.0050.03612.08
5.3.60.0050.03512.07
5.3.50.0040.04612.00
5.3.40.0080.04512.00
5.3.30.0060.03311.94
5.3.20.0070.05011.72
5.3.10.0030.03511.69
5.3.00.0040.03611.67
5.2.170.0070.0319.18
5.2.160.0070.0259.18
5.2.150.0060.0309.18
5.2.140.0060.0359.18
5.2.130.0060.0369.13
5.2.120.0060.0379.13
5.2.110.0070.0259.14
5.2.100.0070.0309.14
5.2.90.0050.0379.14
5.2.80.0060.0359.14
5.2.70.0040.0309.14
5.2.60.0050.0349.09
5.2.50.0050.0459.05
5.2.40.0010.0319.04
5.2.30.0020.0319.02
5.2.20.0040.0289.00
5.2.10.0050.0358.91
5.2.00.0060.0388.78
5.1.60.0030.0258.06
5.1.50.0040.0318.05
5.1.40.0070.0288.04
5.1.30.0040.0268.39
5.1.20.0080.0318.41
5.1.10.0030.0278.13
5.1.00.0060.0298.13
5.0.50.0030.0226.61
5.0.40.0070.0246.46
5.0.30.0050.0306.29
5.0.20.0040.0286.25
5.0.10.0070.0236.23
5.0.00.0050.0346.22
4.4.90.0040.0204.78
4.4.80.0020.0154.76
4.4.70.0020.0164.76
4.4.60.0030.0264.75
4.4.50.0070.0144.77
4.4.40.0050.0234.70
4.4.30.0010.0244.75
4.4.20.0030.0154.85
4.4.10.0040.0144.84
4.4.00.0010.0264.76
4.3.110.0030.0204.67
4.3.100.0030.0144.66
4.3.90.0040.0234.64
4.3.80.0020.0244.59
4.3.70.0020.0154.63
4.3.60.0020.0144.62
4.3.50.0020.0164.63
4.3.40.0020.0264.54
4.3.30.0020.0153.28
4.3.20.0020.0233.26
4.3.10.0020.0163.21
4.3.00.0100.0206.86

preferences:
60.4 ms | 400 KiB | 5 Q