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); return $resultArr[0]; } 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)
8.3.60.0180.00318.68
8.3.50.0110.00822.95
8.3.40.0000.01519.07
8.3.30.0040.01118.89
8.3.20.0000.00820.33
8.3.10.0000.00721.73
8.3.00.0040.00419.38
8.2.180.0100.01016.75
8.2.170.0070.01122.96
8.2.160.0080.00619.40
8.2.150.0050.00324.18
8.2.140.0040.00424.66
8.2.130.0030.00521.15
8.2.120.0050.00326.35
8.2.110.0060.00319.33
8.2.100.0060.00618.16
8.2.90.0030.00519.85
8.2.80.0080.00018.04
8.2.70.0050.00318.04
8.2.60.0060.00318.16
8.2.50.0060.00318.10
8.2.40.0030.00620.47
8.2.30.0040.00419.46
8.2.20.0080.00018.11
8.2.10.0050.00318.16
8.2.00.0060.00318.12
8.1.280.0100.01025.92
8.1.270.0000.00823.92
8.1.260.0070.00028.09
8.1.250.0080.00028.09
8.1.240.0100.00022.60
8.1.230.0120.00022.82
8.1.220.0030.00617.77
8.1.210.0000.00818.77
8.1.200.0060.00317.47
8.1.190.0000.00817.39
8.1.180.0000.00918.10
8.1.170.0000.00818.78
8.1.160.0000.00722.24
8.1.150.0040.00418.96
8.1.140.0030.00519.66
8.1.130.0000.00717.73
8.1.120.0000.00717.50
8.1.110.0030.00517.54
8.1.100.0000.00717.55
8.1.90.0020.00517.45
8.1.80.0040.00417.57
8.1.70.0040.00417.42
8.1.60.0040.00817.73
8.1.50.0090.00017.64
8.1.40.0040.00417.64
8.1.30.0030.00517.86
8.1.20.0000.00817.95
8.1.10.0000.00817.71
8.1.00.0030.00617.60
8.0.300.0040.00420.09
8.0.290.0000.00817.00
8.0.280.0000.00718.54
8.0.270.0000.00717.26
8.0.260.0040.00417.31
8.0.250.0030.00317.29
8.0.240.0030.00317.30
8.0.230.0000.00717.13
8.0.220.0080.00017.21
8.0.210.0000.00817.23
8.0.200.0030.00317.20
8.0.190.0000.00717.22
8.0.180.0040.00417.21
8.0.170.0040.00417.10
8.0.160.0040.00417.19
8.0.150.0000.00717.18
8.0.140.0030.00617.05
8.0.130.0030.00313.59
8.0.120.0040.00417.09
8.0.110.0000.00717.14
8.0.100.0000.00717.21
8.0.90.0000.00717.12
8.0.80.0030.01317.26
8.0.70.0030.00617.11
8.0.60.0000.00717.25
8.0.50.0000.00817.21
8.0.30.0070.01217.27
8.0.20.0100.01117.46
8.0.10.0040.00417.25
8.0.00.0130.01016.91
7.4.330.0000.00615.16
7.4.320.0000.00616.79
7.4.300.0030.00316.92
7.4.290.0040.00416.87
7.4.280.0030.00616.79
7.4.270.0070.00016.84
7.4.260.0030.00316.87
7.4.250.0040.00416.77
7.4.240.0000.00816.89
7.4.230.0000.00716.86
7.4.220.0170.00317.00
7.4.210.0070.01416.90
7.4.200.0040.00416.89
7.4.160.0080.01016.82
7.4.150.0070.01017.40
7.4.140.0120.01017.86
7.4.130.0140.00616.75
7.4.120.0110.00616.69
7.4.110.0110.00716.91
7.4.100.0140.00316.80
7.4.90.0040.01516.77
7.4.80.0090.00919.39
7.4.70.0100.01016.73
7.4.60.0090.01316.86
7.4.50.0030.00916.76
7.4.40.0050.01116.69
7.4.30.0090.00916.81
7.4.10.0090.00615.41
7.4.00.0050.01315.12
7.3.330.0030.00313.54
7.3.320.0060.00013.53
7.3.310.0060.00316.62
7.3.300.0040.00416.54
7.3.290.0080.00816.52
7.3.280.0090.01116.52
7.3.270.0090.00917.40
7.3.260.0110.01016.65
7.3.250.0060.01416.59
7.3.240.0100.00916.53
7.3.230.0070.01116.48
7.3.210.0110.01116.47
7.3.200.0140.00316.76
7.3.190.0140.00616.50
7.3.180.0120.00616.79
7.3.170.0110.00816.81
7.3.160.0030.01716.73
7.3.130.0080.00814.99
7.3.120.0030.01315.09
7.3.110.0070.01015.15
7.3.100.0060.00315.04
7.3.90.0060.00615.30
7.3.80.0030.00715.09
7.3.70.0070.00715.05
7.3.60.0120.00315.05
7.3.50.0030.01315.05
7.3.40.0030.00914.89
7.3.30.0030.00915.13
7.3.20.0060.00916.78
7.3.10.0030.01016.93
7.3.00.0070.00616.73
7.2.330.0120.00616.74
7.2.320.0140.00316.85
7.2.310.0060.01216.56
7.2.300.0080.01117.02
7.2.290.0080.01216.68
7.2.260.0140.00415.06
7.2.250.0030.01315.16
7.2.240.0090.00615.19
7.2.230.0100.00715.19
7.2.220.0070.00715.22
7.2.210.0000.01115.30
7.2.200.0030.00915.16
7.2.190.0030.00915.46
7.2.180.0140.00315.15
7.2.170.0060.00915.14
7.2.160.0030.00715.16
7.2.150.0130.00317.30
7.2.140.0000.01617.21
7.2.130.0110.00316.92
7.2.120.0050.00817.22
7.2.110.0060.00817.07
7.2.100.0050.00917.14
7.2.90.0090.00617.19
7.2.80.0050.00917.14
7.2.70.0060.00717.30
7.2.60.0050.00617.04
7.2.50.0050.01017.00
7.2.40.0070.00917.11
7.2.30.0030.00817.06
7.2.20.0030.01016.99
7.2.10.0040.00917.21
7.2.00.0050.00517.12
7.1.330.0000.01415.80
7.1.320.0090.00616.04
7.1.310.0070.00315.83
7.1.300.0070.00716.05
7.1.290.0030.00916.18
7.1.280.0040.00815.80
7.1.270.0070.00716.00
7.1.260.0060.01315.98
7.1.250.0040.00716.01
7.1.240.0150.00015.80
7.1.230.0060.00916.14
7.1.220.0030.01416.10
7.1.210.0080.00316.02
7.1.200.0050.00615.95
7.1.190.0030.00916.04
7.1.180.0060.00316.11
7.1.170.0100.00315.87
7.1.160.0040.01015.93
7.1.150.0090.00016.09
7.1.140.0070.00316.00
7.1.130.0040.01116.04
7.1.120.0070.00716.02
7.1.110.0000.01716.10
7.1.100.0070.00716.16
7.1.90.0060.01016.02
7.1.80.0090.00316.11
7.1.70.0040.01016.77
7.1.60.0060.00417.64
7.1.50.0060.00916.05
7.1.40.0030.01616.00
7.1.30.0030.01015.99
7.1.20.0100.00316.00
7.1.10.0060.00616.01
7.1.00.0020.04719.16
7.0.330.0040.00715.61
7.0.320.0030.00915.54
7.0.310.0030.01315.67
7.0.300.0060.00915.35
7.0.290.0040.00815.71
7.0.280.0030.00915.71
7.0.270.0030.00615.30
7.0.260.0070.00715.54
7.0.250.0090.00615.58
7.0.240.0040.00415.64
7.0.230.0070.00715.48
7.0.220.0030.00715.65
7.0.210.0070.00415.31
7.0.200.0030.00716.26
7.0.190.0000.01215.60
7.0.180.0120.00815.39
7.0.170.0030.01015.71
7.0.160.0030.01315.71
7.0.150.0030.01215.66
7.0.140.0060.00615.76
7.0.130.0070.01015.67
7.0.120.0130.00015.62
7.0.110.0030.01215.57
7.0.100.0040.01115.42
7.0.90.0100.00615.64
7.0.80.0600.03517.68
7.0.70.0230.02717.65
7.0.60.0130.03117.76
7.0.50.0100.03617.87
7.0.40.0130.03317.12
7.0.30.0160.03717.14
7.0.20.0110.04317.03
7.0.10.0130.04317.06
7.0.00.0140.03816.89
5.6.400.0060.00914.26
5.6.390.0030.01214.69
5.6.380.0000.01014.42
5.6.370.0040.00914.38
5.6.360.0100.00014.59
5.6.350.0070.01013.92
5.6.340.0100.00314.20
5.6.330.0060.00614.39
5.6.320.0070.00714.38
5.6.310.0000.01014.63
5.6.300.0030.00614.50
5.6.290.0070.00714.46
5.6.280.0120.00314.67
5.6.270.0070.00714.76
5.6.260.0000.01114.32
5.6.250.0130.00014.41
5.6.240.0140.00014.27
5.6.230.0100.03217.49
5.6.220.0100.03817.57
5.6.210.0080.03617.51
5.6.200.0050.04417.84
5.6.190.0100.04517.76
5.6.180.0070.03917.81
5.6.170.0140.03917.96
5.6.160.0150.03717.68
5.6.150.0120.04317.67
5.6.140.0080.04617.59
5.6.130.0120.04617.73
5.6.120.0180.04017.79
5.6.110.0150.04217.74
5.6.100.0150.04217.70
5.6.90.0160.03317.85
5.6.80.0150.03217.54
5.6.70.0170.03017.29
5.6.60.0150.03517.36
5.6.50.0100.03617.32
5.6.40.0110.03817.40
5.6.30.0110.03617.37
5.6.20.0070.03617.57
5.6.10.0150.02517.53
5.6.00.0130.03317.47
5.5.380.0060.00614.52
5.5.370.0070.00714.30
5.5.360.0030.00914.30
5.5.350.0040.00414.31
5.5.340.0070.00714.24
5.5.330.0090.00614.61
5.5.320.0100.00014.39
5.5.310.0080.00414.43
5.5.300.0090.00014.16
5.5.290.0080.00414.47
5.5.280.0000.01214.34
5.5.270.0040.00814.24
5.5.260.0080.00614.33
5.5.250.0000.01414.35
5.5.240.0090.00314.42
5.5.230.0070.00714.21
5.5.220.0030.01313.98
5.5.210.0000.01314.09
5.5.200.0080.00314.46
5.5.190.0030.00713.98
5.5.180.0110.00414.38
5.5.170.0120.00314.14
5.5.160.0040.00814.28
5.5.150.0030.00914.44
5.5.140.0060.00314.25
5.5.130.0080.00414.28
5.5.120.0030.00614.05
5.5.110.0070.00714.14
5.5.100.0090.00314.29
5.5.90.0000.00914.37
5.5.80.0080.00314.41
5.5.70.0100.00314.34
5.5.60.0070.00413.96
5.5.50.0060.00614.32
5.5.40.0090.00614.05
5.5.30.0070.00314.24
5.5.20.0100.00314.12
5.5.10.0070.00314.13
5.5.00.0070.00713.92

preferences:
51.68 ms | 401 KiB | 5 Q