3v4l.org

run code in 300+ PHP versions simultaneously
<?php $code = '8**'; str_replace('*', '[0,9]{1}', $code); echo 'code = '.$code; $course_filters = array('200','809'); if (!empty($course_filters[$subject])) { foreach ($course_filters as $key => $code) { preg_match("/8[0-9]{1}[0-9]{1}/", $string, $matches); if ($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)
8.3.60.0090.00618.43
8.3.50.0110.01021.27
8.3.40.0120.00318.98
8.3.30.0140.00720.08
8.3.20.0000.00720.46
8.3.10.0040.00422.06
8.3.00.0040.00422.29
8.2.180.0070.01116.75
8.2.170.0140.00722.96
8.2.160.0100.00720.55
8.2.150.0050.00324.18
8.2.140.0030.00524.66
8.2.130.0040.00426.16
8.2.120.0050.00319.66
8.2.110.0000.00922.12
8.2.100.0030.00919.27
8.2.90.0030.00619.34
8.2.80.0060.00319.21
8.2.70.0030.00717.63
8.2.60.0000.00818.05
8.2.50.0030.00618.07
8.2.40.0060.00318.13
8.2.30.0000.00718.13
8.2.20.0000.00717.75
8.2.10.0000.00717.71
8.2.00.0080.00317.63
8.1.280.0110.00425.92
8.1.270.0040.00424.66
8.1.260.0000.00726.35
8.1.250.0000.00728.09
8.1.240.0000.00923.91
8.1.230.0000.01218.97
8.1.220.0000.00817.74
8.1.210.0000.00818.77
8.1.200.0000.00817.22
8.1.190.0040.00417.50
8.1.180.0080.00019.01
8.1.170.0050.00318.58
8.1.160.0000.00722.11
8.1.150.0050.00318.76
8.1.140.0040.00417.49
8.1.130.0000.00717.83
8.1.120.0040.00417.48
8.1.110.0040.00417.52
8.1.100.0050.00217.47
8.1.90.0040.00417.38
8.1.80.0030.00317.51
8.1.70.0030.00317.40
8.1.60.0030.00517.63
8.1.50.0040.00417.46
8.1.40.0000.00817.43
8.1.30.0000.00817.65
8.1.20.0000.00817.63
8.1.10.0040.00417.52
8.1.00.0040.00417.54
8.0.300.0040.00418.77
8.0.290.0080.00017.16
8.0.280.0030.00318.51
8.0.270.0030.00317.27
8.0.260.0080.00016.90
8.0.250.0000.00716.96
8.0.240.0040.00417.04
8.0.230.0050.00217.03
8.0.220.0050.00216.95
8.0.210.0070.00016.96
8.0.200.0030.00317.07
8.0.190.0000.00717.07
8.0.180.0040.00417.05
8.0.170.0040.00417.02
8.0.160.0000.00717.04
8.0.150.0080.00016.96
8.0.140.0040.00416.91
8.0.130.0000.00613.43
8.0.120.0050.00316.90
8.0.110.0000.00816.82
8.0.100.0000.00716.83
8.0.90.0030.00416.78
8.0.80.0040.01116.94
8.0.70.0030.00316.93
8.0.60.0000.00716.97
8.0.50.0040.00417.07
8.0.30.0090.01017.16
8.0.20.0090.01017.40
8.0.10.0000.00717.15
8.0.00.0100.01016.84
7.4.330.0050.00015.15
7.4.320.0040.00416.50
7.4.300.0030.00316.51
7.4.290.0000.00616.61
7.4.280.0070.00016.55
7.4.270.0030.00316.43
7.4.260.0000.00716.62
7.4.250.0000.00716.55
7.4.240.0020.00516.49
7.4.230.0070.00016.71
7.4.220.0150.00616.49
7.4.210.0070.00916.54
7.4.200.0000.00716.52
7.4.190.0030.00316.61
7.4.160.0090.00616.42
7.4.150.0140.00817.40
7.4.140.0030.01417.86
7.4.130.0120.00516.39
7.4.120.0110.00516.65
7.4.110.0050.01116.59
7.4.100.0070.01016.59
7.4.90.0150.00916.64
7.4.80.0040.01819.39
7.4.70.0090.00916.52
7.4.60.0030.01416.46
7.4.50.0080.00016.25
7.4.40.0070.01122.77
7.4.30.0090.01216.52
7.4.00.0060.00614.90
7.3.330.0030.00313.14
7.3.320.0000.00513.16
7.3.310.0050.00216.14
7.3.300.0040.00416.27
7.3.290.0130.00716.30
7.3.280.0030.01116.27
7.3.270.0140.00317.40
7.3.260.0030.01316.37
7.3.250.0080.01616.29
7.3.240.0160.00316.33
7.3.230.0000.01716.52
7.3.210.0070.01016.34
7.3.200.0080.00819.39
7.3.190.0180.00316.34
7.3.180.0070.01016.30
7.3.170.0130.00316.48
7.3.160.0110.00516.21
7.3.120.0030.01214.78
7.2.330.0100.01316.48
7.2.320.0060.00916.64
7.2.310.0100.01316.43
7.2.300.0070.01016.67
7.2.290.0090.00616.63
7.2.00.0000.01219.26
7.1.100.0040.00817.90
7.1.70.0000.00817.19
7.1.60.0100.01319.43
7.1.50.0160.01334.79
7.1.00.0100.03722.27
7.0.200.0000.00716.89
7.0.140.0030.07322.09
7.0.100.0470.07019.94
7.0.90.0370.08319.87
7.0.80.0030.08320.02
7.0.70.0100.07720.12
7.0.60.0130.06319.96
7.0.50.0000.09020.32
7.0.40.0100.07720.10
7.0.30.0170.07720.10
7.0.20.0170.06020.00
7.0.10.0170.05320.07
7.0.00.0030.05020.02
5.6.280.0030.07321.07
5.6.250.0170.06020.57
5.6.240.0070.08320.60
5.6.230.0170.06320.65
5.6.220.0070.08020.52
5.6.210.0130.07720.59
5.6.200.0000.05721.07
5.6.190.0130.08020.95
5.6.180.0100.04321.01
5.6.170.0130.07321.11
5.6.160.0100.04721.04
5.6.150.0100.03720.99
5.6.140.0070.04021.13
5.6.130.0070.04021.07
5.6.120.0030.05021.07
5.6.110.0000.04721.00
5.6.100.0000.04721.15
5.6.90.0100.03320.99
5.6.80.0100.03320.39
5.6.70.0000.04320.32
5.6.60.0070.03720.30
5.6.50.0070.03320.48
5.6.40.0070.04020.43
5.6.30.0000.04320.30
5.6.20.0070.03320.39
5.6.10.0030.05320.25
5.6.00.0000.04320.41
5.5.380.0030.08020.50
5.5.370.0230.04720.45
5.5.360.0130.08020.44
5.5.350.0070.08320.36
5.5.340.0130.07320.94
5.5.330.0130.05320.90
5.5.320.0100.07320.87
5.5.310.0130.07320.69
5.5.300.0070.04020.91
5.5.290.0100.04020.75
5.5.280.0130.04020.75
5.5.270.0100.03320.82
5.5.260.0100.03720.71
5.5.250.0030.04020.49
5.5.240.0100.05020.13
5.5.230.0070.03720.20
5.5.220.0030.04020.27
5.5.210.0030.03720.14
5.5.200.0100.06320.26
5.5.190.0000.04720.21
5.5.180.0030.04720.20
5.5.160.0070.03720.24
5.5.150.0130.03020.27
5.5.140.0070.03720.18
5.5.130.0030.03720.22
5.5.120.0130.03020.14
5.5.110.0070.06720.20
5.5.100.0030.05020.05
5.5.90.0070.03720.16
5.5.80.0030.04020.04
5.5.70.0000.04319.99
5.5.60.0070.03719.89
5.5.50.0030.03720.11
5.5.40.0100.03320.10
5.5.30.0000.05020.05
5.5.20.0070.03719.94
5.5.10.0030.04320.00
5.5.00.0100.08320.00
5.4.450.0030.05019.11
5.4.440.0000.04319.47
5.4.430.0030.04019.21
5.4.420.0030.04319.54
5.4.410.0030.04018.98
5.4.400.0000.04318.98
5.4.390.0070.03719.14
5.4.380.0000.04018.79
5.4.370.0070.03318.78
5.4.360.0030.03718.81
5.4.350.0000.03719.07
5.4.340.0000.03718.88
5.4.320.0000.05319.12
5.4.310.0070.03719.02
5.4.300.0030.03719.01
5.4.290.0000.04019.14
5.4.280.0030.05718.98
5.4.270.0070.07319.02
5.4.260.0000.04019.07
5.4.250.0100.03018.77
5.4.240.0030.03719.06
5.4.230.0070.03018.89
5.4.220.0030.03718.80
5.4.210.0100.02719.04
5.4.200.0000.04019.11
5.4.190.0000.04719.13
5.4.180.0030.03718.97
5.4.170.0070.06018.89
5.4.160.0100.07019.12
5.4.150.0070.07718.95
5.4.140.0130.06716.07
5.4.130.0130.07016.23
5.4.120.0030.04016.28
5.4.110.0100.05016.30
5.4.100.0100.06316.33
5.4.90.0000.06716.41
5.4.80.0030.07316.23
5.4.70.0030.05716.42
5.4.60.0030.07316.24
5.4.50.0100.06716.31
5.4.40.0070.07316.25
5.4.30.0070.06716.31
5.4.20.0000.06716.35
5.4.10.0100.03716.41
5.4.00.0100.08015.50
5.3.290.0030.03314.61
5.3.280.0070.03314.57
5.3.270.0030.04314.44
5.3.260.0130.07014.59
5.3.250.0030.03314.61
5.3.240.0100.07314.57
5.3.230.0000.07314.56
5.3.220.0100.07314.56
5.3.210.0070.07714.57
5.3.200.0070.06014.42
5.3.190.0170.05714.51
5.3.180.0030.08014.50
5.3.170.0070.07314.55
5.3.160.0070.07714.42
5.3.150.0070.04314.50
5.3.140.0130.06714.55
5.3.130.0030.08014.54
5.3.120.0000.08314.54
5.3.110.0100.04714.54
5.3.100.0030.07014.03
5.3.90.0070.06713.83
5.3.80.0100.07314.00
5.3.70.0100.07313.79
5.3.60.0270.06313.99
5.3.50.0100.06013.85
5.3.40.0070.04013.80
5.3.30.0070.04313.82
5.3.20.0000.07313.67
5.3.10.0100.06313.64
5.3.00.0030.07713.62
5.2.170.0100.03712.37
5.2.160.0000.06712.37
5.2.150.0130.05712.37
5.2.140.0070.03312.37
5.2.130.0070.05712.37
5.2.120.0100.03012.37
5.2.110.0000.03712.37
5.2.100.0030.03712.37
5.2.90.0070.06712.37
5.2.80.0070.06012.37
5.2.70.0100.05012.37
5.2.60.0000.04012.37
5.2.50.0030.06012.37
5.2.40.0030.06012.37
5.2.30.0100.05312.37
5.2.20.0070.05012.37
5.2.10.0030.04312.37
5.2.00.0030.06012.37
5.1.60.0070.05012.37
5.1.50.0070.05312.37
5.1.40.0030.02712.37
5.1.30.0030.02712.37
5.1.20.0030.04712.37
5.1.10.0030.04312.37
5.1.00.0030.06012.37
5.0.50.0000.05012.37
5.0.40.0100.04012.37
5.0.30.0070.04712.37
5.0.20.0030.03712.37
5.0.10.0070.04012.37
5.0.00.0030.06312.37
4.4.90.0000.02312.37
4.4.80.0030.01712.37
4.4.70.0030.03712.37
4.4.60.0000.03712.37
4.4.50.0070.02012.37
4.4.40.0000.03712.37
4.4.30.0070.03012.37
4.4.20.0000.02012.37
4.4.10.0070.02312.37
4.4.00.0000.05712.37
4.3.110.0000.03312.37
4.3.100.0000.03012.37
4.3.90.0070.03012.37
4.3.80.0000.04312.37
4.3.70.0000.03712.37
4.3.60.0000.02012.37
4.3.50.0000.03712.37
4.3.40.0000.05012.37
4.3.30.0000.03712.37
4.3.20.0000.03012.37
4.3.10.0030.03712.37
4.3.00.0000.03312.37

preferences:
42.49 ms | 401 KiB | 5 Q