3v4l.org

run code in 300+ PHP versions simultaneously
<?php $version = '5.5.58-0ubuntu0.14.04.1'; echo '<pre>'; var_dump(preg_match('/^(?P<major>\d+)(?:\.(?P<minor>\d+)(?:\.(?P<patch>\d+))?)?/', $version, $versionParts)); if (!preg_match('/^(?P<major>\d+)(?:\.(?P<minor>\d+)(?:\.(?P<patch>\d+))?)?/', $version, $versionParts)) { echo "RegEx failed on " . $version . PHP_EOL; } else { echo "RegEx extracted version parts" . PHP_EOL; var_dump($versionParts); } function errorValue($error) { $value = constant($error); return $value !== null ? $value : $error; } $errors = array( 'PREG_NO_ERROR', 'PREG_INTERNAL_ERROR', 'PREG_BACKTRACK_LIMIT_ERROR', 'PREG_RECURSION_LIMIT_ERROR', 'PREG_BAD_UTF8_ERROR', 'PREG_BAD_UTF8_OFFSET_ERROR', 'PREG_JIT_STACKLIMIT_ERROR' ); $pregErrors = array_combine( array_map('errorValue', $errors), $errors ); echo $pregErrors[preg_last_error()] . PHP_EOL; echo '</pre>';

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)
8.3.60.0150.00318.55
8.3.50.0110.00418.43
8.3.40.0090.00618.92
8.3.30.0040.01118.97
8.3.20.0040.00421.85
8.3.10.0040.00423.65
8.3.00.0050.00321.87
8.2.180.0060.01217.00
8.2.170.0070.00722.96
8.2.160.0100.00322.38
8.2.150.0040.00424.18
8.2.140.0030.00524.66
8.2.130.0090.00620.38
8.2.120.0030.00526.35
8.2.110.0070.00321.06
8.2.100.0040.00818.09
8.2.90.0000.00819.07
8.2.80.0040.00417.97
8.2.70.0050.00317.88
8.2.60.0000.00918.02
8.2.50.0070.00018.28
8.2.40.0050.00320.65
8.2.30.0000.00819.37
8.2.20.0000.00818.11
8.2.10.0040.00418.16
8.2.00.0000.00718.10
8.1.280.0120.00625.92
8.1.270.0040.00422.18
8.1.260.0000.00826.35
8.1.250.0050.00328.09
8.1.240.0000.00921.07
8.1.230.0080.00417.95
8.1.220.0000.00817.91
8.1.210.0000.00918.77
8.1.200.0060.00317.60
8.1.190.0090.00017.72
8.1.180.0040.00418.10
8.1.170.0040.00418.63
8.1.160.0000.00818.91
8.1.150.0080.00018.86
8.1.140.0000.00719.13
8.1.130.0000.00717.85
8.1.120.0000.00717.70
8.1.110.0040.00517.61
8.1.100.0080.00017.53
8.1.90.0030.00517.71
8.1.80.0030.00717.54
8.1.70.0000.00817.69
8.1.60.0040.00417.79
8.1.50.0040.00417.70
8.1.40.0050.00317.75
8.1.30.0000.00817.78
8.1.20.0110.00017.77
8.1.10.0040.00417.70
8.1.00.0060.00317.58
8.0.300.0040.00418.77
8.0.290.0060.00317.00
8.0.280.0000.00718.50
8.0.270.0000.00717.36
8.0.260.0070.00017.07
8.0.250.0070.00017.11
8.0.240.0040.00417.13
8.0.230.0000.00717.14
8.0.220.0030.00617.01
8.0.210.0020.00516.99
8.0.200.0080.00017.09
8.0.190.0080.00017.03
8.0.180.0070.00017.11
8.0.170.0030.00617.06
8.0.160.0090.00317.05
8.0.150.0030.00517.04
8.0.140.0040.00416.90
8.0.130.0030.00313.50
8.0.120.0050.00317.00
8.0.110.0060.00316.91
8.0.100.0050.00317.11
8.0.90.0050.00316.98
8.0.80.0100.00717.05
8.0.70.0050.00216.92
8.0.60.0030.00517.03
8.0.50.0000.00716.91
8.0.30.0130.00617.25
8.0.20.0130.00717.46
8.0.10.0070.00017.25
8.0.00.0120.00917.01
7.4.330.0050.00015.55
7.4.320.0040.00416.84
7.4.300.0060.00016.80
7.4.290.0070.00016.70
7.4.280.0060.00316.71
7.4.270.0000.00916.86
7.4.260.0000.00916.86
7.4.250.0040.00416.86
7.4.240.0030.00316.90
7.4.230.0030.00516.93
7.4.220.0000.00716.88
7.4.210.0080.00716.89
7.4.200.0000.00716.92
7.4.160.0110.00716.88
7.4.150.0090.01217.40
7.4.140.0090.01217.86
7.4.130.0050.01516.98
7.4.120.0100.01316.82
7.4.110.0060.01216.92
7.4.100.0030.01616.77
7.4.90.0060.01316.74
7.4.80.0210.00319.39
7.4.70.0150.00916.71
7.4.60.0090.00616.63
7.4.50.0090.00916.38
7.4.40.0060.01116.74
7.4.30.0110.00616.58
7.4.00.0040.01315.14
7.3.330.0000.00613.55
7.3.320.0050.00013.31
7.3.310.0050.00216.54
7.3.300.0080.00016.50
7.3.290.0040.00416.45
7.3.280.0060.01616.48
7.3.270.0170.00317.40
7.3.260.0120.00616.62
7.3.250.0060.01316.77
7.3.240.0090.01016.75
7.3.230.0060.01216.56
7.3.210.0170.00016.44
7.3.200.0160.00016.89
7.3.190.0060.01716.52
7.3.180.0130.00316.55
7.3.170.0080.01016.48
7.3.160.0130.00316.52
7.3.120.0060.00915.07
7.3.110.0060.01214.91
7.3.100.0090.00615.20
7.3.90.0070.00715.13
7.3.80.0110.00415.00
7.3.70.0080.00315.13
7.3.60.0070.00715.18
7.3.50.0060.00615.14
7.3.40.0090.00015.11
7.3.30.0030.01015.03
7.3.20.0060.01216.83
7.3.10.0030.00916.91
7.3.00.0070.01016.80
7.2.330.0120.00616.70
7.2.320.0160.00917.05
7.2.310.0080.00916.84
7.2.300.0130.01317.01
7.2.290.0070.01116.94
7.2.250.0070.01315.41
7.2.240.0130.00615.39
7.2.230.0060.00915.07
7.2.220.0040.00814.99
7.2.210.0090.01015.08
7.2.200.0030.01315.27
7.2.190.0040.01115.37
7.2.180.0140.00014.84
7.2.170.0080.00815.29
7.2.60.0060.00616.80
7.2.00.0070.00720.18
7.1.330.0140.00015.70
7.1.320.0000.01115.83
7.1.310.0030.00715.75
7.1.300.0060.00915.69
7.1.290.0030.00616.11
7.1.280.0030.00815.73
7.1.270.0090.00616.08
7.1.260.0120.00615.92
7.1.200.0030.00915.99
7.1.120.0070.00719.14
7.1.110.0030.01018.52
7.1.100.0040.01118.56
7.1.90.0090.00618.65
7.1.80.0050.00818.29
7.1.70.0060.00617.45
7.1.60.0170.01735.36
7.1.50.0210.00735.03
7.1.40.0210.01034.70
7.1.30.0130.01334.66
7.1.20.0100.01635.00
7.1.10.0060.01216.70
7.1.00.0030.01016.92

preferences:
67.35 ms | 400 KiB | 5 Q