3v4l.org

run code in 300+ PHP versions simultaneously
<?php $code = '8**'; $test_code = str_replace('*', '[0-9]{1}', $code); echo 'test_code = '.$test_code."\n"; $course_filters = array('200','823'); if (!empty($course_filters)) { foreach ($course_filters as $key => $code) { preg_match('/'.$test_code.'/', $code, $matches); if ($matches) { echo "found = ".$code; } } }

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)
8.3.60.0000.01518.50
8.3.50.0130.01016.57
8.3.40.0090.01218.79
8.3.30.0060.01318.89
8.3.20.0040.00418.76
8.3.10.0030.00620.60
8.3.00.0060.00317.48
8.2.180.0070.01416.63
8.2.170.0100.00722.96
8.2.160.0130.00022.13
8.2.150.0050.00324.18
8.2.140.0030.00624.66
8.2.130.0040.00426.16
8.2.120.0090.00619.76
8.2.110.0030.00721.13
8.2.100.0060.00618.03
8.2.90.0050.00319.16
8.2.80.0060.00317.97
8.2.70.0030.00617.75
8.2.60.0090.00017.91
8.2.50.0030.00518.07
8.2.40.0000.00818.03
8.2.30.0070.00318.01
8.2.20.0040.00417.87
8.2.10.0030.00617.77
8.2.00.0030.00517.79
8.1.280.0140.00025.92
8.1.270.0040.00423.99
8.1.260.0050.00326.35
8.1.250.0080.00028.09
8.1.240.0060.00321.36
8.1.230.0090.00317.64
8.1.220.0090.00017.74
8.1.210.0080.00018.77
8.1.200.0060.00617.48
8.1.190.0050.00317.35
8.1.180.0070.00318.10
8.1.170.0000.00818.84
8.1.160.0050.00218.96
8.1.150.0000.00818.77
8.1.140.0050.00217.58
8.1.130.0000.00717.83
8.1.120.0040.00417.60
8.1.110.0040.00417.48
8.1.100.0000.00817.48
8.1.90.0040.00417.57
8.1.80.0000.00717.66
8.1.70.0030.00317.55
8.1.60.0040.00417.61
8.1.50.0040.00417.61
8.1.40.0030.00617.70
8.1.30.0040.00417.79
8.1.20.0050.00317.84
8.1.10.0040.00417.66
8.1.00.0040.00417.62
8.0.300.0040.00418.77
8.0.290.0000.00716.75
8.0.280.0070.00018.40
8.0.270.0080.00017.23
8.0.260.0030.00318.76
8.0.250.0050.00317.00
8.0.240.0040.00417.06
8.0.230.0000.00717.07
8.0.220.0030.00317.06
8.0.210.0020.00517.00
8.0.200.0040.00417.10
8.0.190.0070.00017.00
8.0.180.0070.00017.04
8.0.170.0100.00016.95
8.0.160.0000.00717.06
8.0.150.0070.00016.98
8.0.140.0060.00316.98
8.0.130.0060.00013.41
8.0.120.0040.00417.03
8.0.110.0040.00416.97
8.0.100.0040.00417.08
8.0.90.0040.00416.89
8.0.80.0040.01116.98
8.0.70.0040.00417.07
8.0.60.0000.00717.05
8.0.50.0030.00617.14
8.0.30.0120.00617.30
8.0.20.0100.01017.20
8.0.10.0000.00717.14
8.0.00.0090.01616.75
7.4.330.0000.00613.43
7.4.320.0030.00316.71
7.4.300.0060.00016.71
7.4.290.0000.00716.69
7.4.280.0000.00716.70
7.4.270.0080.00016.70
7.4.260.0030.00413.42
7.4.250.0080.00016.59
7.4.240.0050.00316.71
7.4.230.0000.00716.90
7.4.220.0070.01416.70
7.4.210.0090.00816.79
7.4.200.0040.00416.50
7.4.190.0050.00216.89
7.4.160.0120.00416.71
7.4.150.0030.01517.18
7.4.140.0110.00617.34
7.4.130.0090.00916.70
7.4.120.0060.01016.61
7.4.110.0060.01016.60
7.4.100.0040.01816.75
7.4.90.0110.00716.61
7.4.80.0110.01118.80
7.4.70.0070.01316.56
7.4.60.0150.00616.84
7.4.50.0000.00816.61
7.4.40.0100.00722.27
7.4.30.0070.01016.80
7.4.00.0070.01014.81
7.3.330.0030.00313.27
7.3.320.0000.00613.21
7.3.310.0030.00316.58
7.3.300.0030.00316.30
7.3.290.0090.00616.45
7.3.280.0080.00916.37
7.3.270.0090.00917.18
7.3.260.0120.00818.24
7.3.250.0130.00916.74
7.3.240.0140.00716.39
7.3.230.0070.01016.44
7.3.210.0060.01216.90
7.3.200.0090.00919.39
7.3.190.0100.01316.47
7.3.180.0080.00816.66
7.3.170.0070.01316.73
7.3.160.0090.00616.61
7.3.120.0060.01115.04
7.3.110.0110.00714.52
7.3.100.0110.00314.85
7.3.90.0040.01515.00
7.3.80.0060.00614.95
7.3.70.0090.00415.06
7.3.60.0000.01414.82
7.3.50.0030.00614.85
7.3.40.0040.00414.98
7.3.30.0060.00314.79
7.3.20.0000.01216.98
7.3.10.0090.00016.91
7.3.00.0030.00616.84
7.2.330.0060.01216.88
7.2.320.0110.01116.90
7.2.310.0150.00416.86
7.2.300.0160.00416.73
7.2.290.0100.00616.86
7.2.250.0090.00915.34
7.2.240.0100.00715.37
7.2.230.0060.00915.31
7.2.220.0000.01414.99
7.2.210.0080.00815.30
7.2.200.0090.00315.21
7.2.190.0030.01215.26
7.2.180.0110.00315.07
7.2.170.0030.00714.92
7.2.00.0080.00419.58
7.1.330.0090.00916.17
7.1.320.0070.00716.21
7.1.310.0090.00615.92
7.1.300.0060.00616.06
7.1.290.0070.00715.96
7.1.280.0000.01215.89
7.1.270.0110.00315.64
7.1.260.0040.01115.95
7.1.200.0030.01016.08
7.1.100.0070.00718.41
7.1.70.0000.01417.28
7.1.60.0100.01319.40
7.1.50.0070.01417.20
7.1.00.0000.07722.47
7.0.200.0030.01316.63
7.0.140.0030.07322.08
7.0.60.0070.08720.06
7.0.50.0170.06717.92
7.0.40.0030.05720.33
7.0.30.0270.05320.20
7.0.20.0330.04020.14
7.0.10.0270.05720.34
7.0.00.0100.04320.00
5.6.210.0100.04020.62
5.6.200.0030.05318.19
5.6.190.0100.08320.41
5.6.180.0300.07320.42
5.6.170.0270.04720.50
5.6.160.0100.07020.70
5.6.150.0000.04318.23
5.6.140.0070.05718.21
5.6.130.0100.07318.10
5.6.120.0130.08020.99
5.6.110.0100.05321.01
5.6.100.0130.08321.08
5.6.90.0070.07320.97
5.6.80.0170.06020.53
5.6.70.3170.03720.52
5.5.350.3670.04020.35
5.5.340.0070.04317.98
5.5.330.0000.04720.14
5.5.320.0200.04020.40
5.5.310.0270.06720.12
5.5.300.0030.05017.95
5.5.290.0100.08017.95
5.5.280.0070.07720.77
5.5.270.0030.08720.63
5.5.260.0030.06320.75
5.5.250.0070.08020.61
5.5.240.0030.05020.07
5.4.450.0330.07319.57
5.4.440.0300.07319.56
5.4.430.0300.05319.23
5.4.420.0230.04719.09
5.4.410.0230.05319.11
5.4.400.0270.07319.14
5.4.390.0270.08019.16
5.4.380.0330.05319.09
5.4.370.0230.06719.09
5.4.360.0230.05019.06
5.4.350.0330.03719.08
5.4.340.0300.07018.79
5.4.320.0330.05319.10
5.4.310.0330.05719.25
5.4.300.0230.04719.08
5.4.290.0270.07018.93
5.4.280.0330.07019.08
5.4.270.0230.04019.24
5.4.260.0270.06718.80
5.4.250.0270.07719.17
5.4.240.0300.03719.23
5.4.230.0330.06718.78
5.4.220.0200.04318.91
5.4.210.0300.05718.87
5.4.200.0300.03319.08
5.4.190.0300.05018.77
5.4.180.0300.06319.14
5.4.170.0330.05718.92
5.4.160.0330.06019.11
5.4.150.0300.05719.11
5.4.140.0270.04316.26
5.4.130.0230.03716.26
5.4.120.0430.05716.28
5.4.110.0400.06016.45
5.4.100.0370.06316.38
5.4.90.0370.04016.21
5.4.80.0200.03316.41
5.4.70.0270.06316.45
5.4.60.0300.06716.44
5.4.50.0270.04716.38
5.4.40.0230.06016.17
5.4.30.0200.04716.22
5.4.20.0270.03716.45
5.4.10.0270.07016.27
5.4.00.0300.03015.78
5.3.290.0330.07314.52
5.3.280.0200.04314.43
5.3.270.0300.04014.55
5.3.260.0230.04014.51
5.3.250.0300.06714.63
5.3.240.0300.04314.56
5.3.230.0230.07014.55
5.3.220.0330.06014.41
5.3.210.0200.04714.42
5.3.200.0300.07014.55
5.3.190.0400.05314.41
5.3.180.0270.04314.49
5.3.170.0270.06314.51
5.3.160.0270.06314.41
5.3.150.0330.04714.40
5.3.140.0130.04314.54
5.3.130.0330.06714.40
5.3.120.0330.04014.49
5.3.110.0130.05314.50
5.3.100.0330.07014.06
5.3.90.0270.04313.88
5.3.80.0230.07313.79
5.3.70.0270.03713.96
5.3.60.0330.06013.78
5.3.50.0200.05013.97
5.3.40.0270.07014.03
5.3.30.0270.03313.71
5.3.20.0370.06013.54
5.3.10.0370.06013.60
5.3.00.0300.05713.59
5.2.170.0200.02712.91
5.2.160.0130.03012.91
5.2.150.0200.02712.91
5.2.140.0230.06012.91
5.2.130.0200.05012.91
5.2.120.0300.05012.91
5.2.110.0230.03012.91
5.2.100.0230.05312.91
5.2.90.0270.05312.91
5.2.80.0230.04312.91
5.2.70.0300.05712.91
5.2.60.0230.04712.91
5.2.50.0200.04312.91
5.2.40.0200.03312.91
5.2.30.0200.03312.91
5.2.20.0270.03712.91
5.2.10.0200.04312.91
5.2.00.0170.06012.91
5.1.60.0230.03012.91
5.1.50.0270.04712.91
5.1.40.0200.05312.91
5.1.30.0230.04712.91
5.1.20.0200.03312.91
5.1.10.0170.04012.91
5.1.00.0200.05312.91
5.0.50.0070.05312.91
5.0.40.0130.04012.91
5.0.30.0170.05712.91
5.0.20.0100.03012.91
5.0.10.0070.03012.91
5.0.00.0170.04012.91
4.4.90.0130.03312.91
4.4.80.0070.02312.91
4.4.70.0030.04012.91
4.4.60.0100.03312.91
4.4.50.0100.02712.91
4.4.40.0130.02312.91
4.4.30.0130.03712.91
4.4.20.0170.03012.91
4.4.10.0130.02312.91
4.4.00.0130.04712.91
4.3.110.0130.04012.91
4.3.100.0100.03312.91
4.3.90.0100.02012.91
4.3.80.0100.03012.91
4.3.70.0070.01712.91
4.3.60.0130.03012.91
4.3.50.0100.03312.91
4.3.40.0130.03312.91
4.3.30.0130.02312.91
4.3.20.0130.03012.91
4.3.10.0000.02712.91
4.3.00.0100.02012.91

preferences:
49.54 ms | 401 KiB | 5 Q