3v4l.org

run code in 300+ PHP versions simultaneously
<?php echo mb_substr('123abcdef', 3); echo "\n"; function endingCodeTag($content, $n) { $contentRest = mb_substr($content, $n); preg_match('/^\<code\s+lang(?:[\s]*>|\W[^\>]*\>)/u', $contentRest, $resultArr); if(!empty($resultArr[0])) return $resultArr[0]; else return ''; } var_dump (endingCodeTag('<p> f g f rt e</p> <code lang>df g df = \(fsgfsd', 20)); var_dump (endingCodeTag('<p> f g f rt e</p> <code lang>df g df = \(fsgfsd', 18)); var_dump (endingCodeTag('<p> f g f rt e</p> <code lang>df g df = \(fsgfsd', 19)); var_dump (endingCodeTag('<p> f g f rt e</p> <code lang>df g df = \(fsgfsd', 21)); var_dump (endingCodeTag('<p> f g f rt e</p> <code lang>df g df = \(fsgfsd', 22)); var_dump (endingCodeTag('<p> f g f rt e</p> <code lang>df g df = \(fsgfsd', 23)); var_dump (endingCodeTag('<p> f g f rt e</p> <code lang>df g df = \(fsgfsd', 24));

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)
8.3.60.0160.00618.68
8.3.50.0060.00919.92
8.3.40.0150.00019.09
8.3.30.0110.00418.95
8.3.20.0060.00320.22
8.3.10.0070.00021.90
8.3.00.0060.00319.50
8.2.180.0070.01416.75
8.2.170.0000.01522.96
8.2.160.0030.01019.45
8.2.150.0080.00024.18
8.2.140.0030.00524.66
8.2.130.0030.00521.23
8.2.120.0030.00626.35
8.2.110.0070.00419.31
8.2.100.0070.00418.13
8.2.90.0060.00319.85
8.2.80.0050.00318.05
8.2.70.0080.00017.93
8.2.60.0090.00017.93
8.2.50.0040.00418.10
8.2.40.0000.00720.60
8.2.30.0070.00019.42
8.2.20.0070.00018.02
8.2.10.0000.00818.09
8.2.00.0000.00818.13
8.1.280.0180.00425.92
8.1.270.0040.00424.02
8.1.260.0040.00428.09
8.1.250.0040.00428.09
8.1.240.0090.00021.00
8.1.230.0070.00418.95
8.1.220.0030.00617.89
8.1.210.0030.00618.77
8.1.200.0030.00617.48
8.1.190.0000.00817.52
8.1.180.0040.00418.10
8.1.170.0030.00618.65
8.1.160.0040.00422.13
8.1.150.0040.00418.89
8.1.140.0060.00319.67
8.1.130.0070.00017.79
8.1.120.0080.00017.60
8.1.110.0000.00817.50
8.1.100.0000.00717.61
8.1.90.0040.00417.54
8.1.80.0000.00717.59
8.1.70.0030.00317.51
8.1.60.0040.00717.78
8.1.50.0000.00917.71
8.1.40.0040.00417.72
8.1.30.0000.00817.84
8.1.20.0000.00717.73
8.1.10.0040.00417.73
8.1.00.0040.00417.77
8.0.300.0070.00021.94
8.0.290.0060.00316.88
8.0.280.0070.00018.53
8.0.270.0000.00717.25
8.0.260.0000.00617.35
8.0.250.0040.00417.27
8.0.240.0000.00717.28
8.0.230.0040.00417.11
8.0.220.0040.00417.18
8.0.210.0000.00717.24
8.0.200.0070.00017.30
8.0.190.0070.00317.22
8.0.180.0000.00717.18
8.0.170.0030.00617.09
8.0.160.0040.00417.17
8.0.150.0050.00317.16
8.0.140.0000.00917.11
8.0.130.0030.00313.54
8.0.120.0030.00617.18
8.0.110.0000.00717.20
8.0.100.0000.00817.15
8.0.90.0000.00717.13
8.0.80.0040.01517.15
8.0.70.0000.00817.26
8.0.60.0030.00517.05
8.0.50.0050.00217.05
8.0.30.0090.01017.46
8.0.20.0060.01317.42
8.0.10.0000.00817.11
8.0.00.0060.01216.83
7.4.330.0050.00015.18
7.4.320.0030.00316.80
7.4.300.0030.00316.87
7.4.290.0030.00316.79
7.4.280.0070.00016.85
7.4.270.0060.00316.94
7.4.260.0050.00316.91
7.4.250.0030.00316.86
7.4.240.0000.00716.93
7.4.230.0070.00016.96
7.4.220.0110.00716.86
7.4.210.0170.00316.92
7.4.200.0070.00016.70
7.4.160.0130.00616.92
7.4.150.0080.01517.40
7.4.140.0090.01217.86
7.4.130.0090.00916.65
7.4.120.0130.00316.78
7.4.110.0060.01216.67
7.4.100.0040.01716.70
7.4.90.0110.00716.70
7.4.80.0100.00719.39
7.4.70.0090.00916.87
7.4.60.0030.01416.90
7.4.50.0070.00716.61
7.4.40.0130.00416.66
7.4.30.0110.01116.74
7.4.00.0060.00915.01
7.3.330.0040.00213.52
7.3.320.0050.00013.58
7.3.310.0000.00716.59
7.3.300.0030.00316.43
7.3.290.0100.00616.51
7.3.280.0070.01116.52
7.3.270.0140.00317.40
7.3.260.0090.01116.62
7.3.250.0120.00916.70
7.3.240.0100.01116.64
7.3.230.0100.00716.46
7.3.210.0080.00816.34
7.3.200.0000.01716.81
7.3.190.0070.01116.71
7.3.180.0150.00816.43
7.3.170.0170.00016.64
7.3.160.0110.00716.80
7.2.330.0120.01316.58
7.2.320.0100.00716.71
7.2.310.0030.01416.95
7.2.300.0190.00016.80
7.2.290.0050.01416.81
7.2.00.0090.00619.79
7.1.200.0030.00716.06
7.1.70.0050.00517.11
7.1.60.0040.00719.45
7.1.00.0030.09322.59
7.0.200.0000.00916.96
7.0.80.2170.05719.96
7.0.70.0030.06719.93
7.0.60.0070.08319.99
7.0.50.0100.06020.28
7.0.40.0300.04320.27
7.0.30.0170.05720.33
7.0.20.0100.07320.29
7.0.10.0130.06320.20
7.0.00.0100.06720.36
5.6.230.0130.05720.64
5.6.220.0100.06020.59
5.6.210.0130.06020.60
5.6.200.0230.05321.08
5.6.190.0100.06721.15
5.6.180.0100.06021.18
5.6.170.0300.05021.07
5.6.160.0070.06721.04
5.6.150.0170.05321.09
5.6.140.0130.05321.20
5.6.130.0100.06321.08
5.6.120.0100.06321.16
5.6.110.0100.06321.17
5.6.100.0030.07021.17
5.6.90.0170.05321.09
5.6.80.0170.05320.49
5.6.70.0100.05720.50
5.6.60.0130.05020.58
5.6.50.0070.05720.51
5.6.40.0170.05320.54
5.6.30.0170.04720.43
5.6.20.0030.06320.44
5.6.10.0170.05020.53
5.6.00.0200.04720.45

preferences:
45.81 ms | 400 KiB | 5 Q