3v4l.org

run code in 300+ PHP versions simultaneously
<?php $course_id = "SW_3200R51S14C"; preg_match("/[A-Za-z]+/",$course_id, $matches); print_r($matches); preg_match("/[0-9]+/",$course_id, $matches); print_r($matches); preg_match("/R[0-9]+/",$course_id, $matches); print_r($matches);

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)
8.3.60.0040.01116.75
8.3.50.0100.00922.06
8.3.40.0150.00718.79
8.3.30.0030.01018.96
8.3.20.0070.00020.26
8.3.10.0000.00823.48
8.3.00.0030.00719.38
8.2.180.0060.00916.38
8.2.170.0170.00322.96
8.2.160.0170.00320.46
8.2.150.0040.00424.18
8.2.140.0080.00024.66
8.2.130.0040.00426.16
8.2.120.0070.00022.37
8.2.110.0030.00622.25
8.2.100.0090.00318.03
8.2.90.0080.00419.27
8.2.80.0050.00317.97
8.2.70.0000.01117.61
8.2.60.0040.00417.93
8.2.50.0040.00818.07
8.2.40.0050.00319.88
8.2.30.0080.00019.77
8.2.20.0040.00417.64
8.2.10.0040.00417.97
8.2.00.0040.00417.66
8.1.280.0070.00725.92
8.1.270.0050.00323.96
8.1.260.0080.00026.35
8.1.250.0060.00328.09
8.1.240.0050.00518.61
8.1.230.0030.00919.15
8.1.220.0000.00817.74
8.1.210.0040.00418.77
8.1.200.0000.00917.47
8.1.190.0030.00617.35
8.1.180.0070.00319.13
8.1.170.0000.00818.63
8.1.160.0000.00821.96
8.1.150.0070.00018.72
8.1.140.0060.00317.47
8.1.130.0030.00617.84
8.1.120.0000.00717.54
8.1.110.0050.00217.51
8.1.100.0070.00017.42
8.1.90.0000.00817.44
8.1.80.0050.00317.56
8.1.70.0030.00617.40
8.1.60.0060.00317.73
8.1.50.0040.00417.60
8.1.40.0080.00017.51
8.1.30.0000.00817.64
8.1.20.0050.00317.74
8.1.10.0080.00017.62
8.1.00.0000.00717.48
8.0.300.0040.00418.77
8.0.290.0070.00017.05
8.0.280.0070.00018.43
8.0.270.0030.00517.27
8.0.260.0070.00017.11
8.0.250.0000.00717.01
8.0.240.0060.00317.04
8.0.230.0000.00717.00
8.0.220.0000.00716.98
8.0.210.0030.00316.83
8.0.200.0030.00316.94
8.0.190.0050.00316.91
8.0.180.0030.00516.97
8.0.170.0030.00516.97
8.0.160.0040.00417.04
8.0.150.0000.00716.84
8.0.140.0000.00716.83
8.0.130.0070.00313.36
8.0.120.0080.00016.93
8.0.110.0030.00516.88
8.0.100.0000.00716.83
8.0.90.0000.00816.77
8.0.80.0060.00917.00
8.0.70.0040.00416.83
8.0.60.0030.00516.98
8.0.50.0000.00717.07
8.0.30.0080.01117.23
8.0.20.0110.00817.40
8.0.10.0040.00417.05
8.0.00.0120.00516.89
7.4.330.0000.00515.00
7.4.320.0000.00616.65
7.4.300.0030.00316.54
7.4.290.0070.00016.64
7.4.280.0060.00316.71
7.4.270.0000.00716.70
7.4.260.0030.00316.75
7.4.250.0020.00516.75
7.4.240.0020.00516.70
7.4.230.0030.00316.84
7.4.220.0160.00316.59
7.4.210.0130.00116.69
7.4.200.0040.00416.58
7.4.190.0000.00816.63
7.4.160.0130.01016.82
7.4.150.0100.00617.40
7.4.140.0070.01317.86
7.4.130.0070.01016.60
7.4.120.0060.01216.73
7.4.110.0200.00316.70
7.4.100.0090.01216.43
7.4.90.0030.01416.60
7.4.80.0070.01019.39
7.4.70.0130.00316.71
7.4.60.0080.00816.34
7.4.50.0000.00816.35
7.4.40.0180.00016.66
7.4.30.0130.00316.68
7.4.00.0050.01114.96
7.3.330.0030.00313.21
7.3.320.0050.00013.18
7.3.310.0040.00416.13
7.3.300.0050.00216.39
7.3.290.0070.00716.28
7.3.280.0100.01016.31
7.3.270.0100.01017.40
7.3.260.0170.00716.38
7.3.250.0100.00716.37
7.3.240.0100.01016.31
7.3.230.0140.00316.61
7.3.210.0090.00916.32
7.3.200.0060.01319.39
7.3.190.0070.01116.24
7.3.180.0000.01516.29
7.3.170.0160.00616.34
7.3.160.0080.01516.57
7.3.120.0020.01714.79
7.3.110.0050.01114.80
7.3.100.0070.00514.71
7.3.90.0100.00814.91
7.3.80.0100.00614.75
7.3.70.0090.00714.88
7.3.60.0020.01214.75
7.3.50.0040.01014.80
7.3.40.0040.00514.71
7.3.30.0040.00714.91
7.3.20.0060.00816.58
7.3.10.0000.01516.59
7.3.00.0060.00816.64
7.2.330.0090.00916.53
7.2.320.0090.00916.56
7.2.310.0120.00916.55
7.2.300.0030.01416.52
7.2.290.0110.00616.60
7.2.250.0090.00914.97
7.2.240.0060.01014.98
7.2.230.0060.01114.90
7.2.220.0050.00815.05
7.2.210.0070.00715.02
7.2.200.0100.00514.98
7.2.190.0050.01014.84
7.2.180.0090.00614.84
7.2.170.0010.01214.98
7.2.160.0110.00415.07
7.2.150.0030.01316.94
7.2.140.0030.01216.63
7.2.130.0030.00716.85
7.2.120.0070.00716.93
7.2.110.0070.00817.04
7.2.100.0030.00916.91
7.2.90.0080.00616.70
7.2.80.0020.01416.76
7.2.70.0040.01016.94
7.2.60.0070.00616.61
7.2.50.0070.00516.98
7.2.40.0050.00416.93
7.2.30.0020.01116.81
7.2.20.0020.00916.95
7.2.10.0010.01016.88
7.2.00.0060.00817.71
7.1.330.0080.00615.75
7.1.320.0090.00716.02
7.1.310.0020.01215.66
7.1.300.0090.00515.80
7.1.290.0070.00715.87
7.1.280.0030.01015.89
7.1.270.0070.00615.84
7.1.260.0020.01215.61
7.1.250.0050.00815.78
7.1.240.0030.00715.99
7.1.230.0070.00715.88
7.1.220.0030.00715.97
7.1.210.0040.01115.88
7.1.200.0000.01215.64
7.1.190.0100.00315.58
7.1.180.0140.00015.70
7.1.170.0040.00815.84
7.1.160.0130.00015.78
7.1.150.0080.00516.01
7.1.140.0030.00615.88
7.1.130.0040.00415.88
7.1.120.0100.00315.94
7.1.110.0080.00416.04
7.1.100.0030.00816.91
7.1.90.0100.00315.97
7.1.80.0030.01315.89
7.1.70.0000.00816.63
7.1.60.0070.01017.77
7.1.50.0080.00816.42
7.1.40.0030.00715.92
7.1.30.0080.00415.90
7.1.20.0030.00615.39
7.1.10.0070.00415.73
7.1.00.0070.03719.01
7.0.330.0040.00414.98
7.0.320.0030.01015.56
7.0.310.0100.00315.23
7.0.300.0070.00415.45
7.0.290.0050.00515.36
7.0.280.0000.00715.46
7.0.270.0000.00915.46
7.0.260.0000.01315.53
7.0.250.0030.00715.67
7.0.240.0060.01015.51
7.0.230.0060.00615.39
7.0.220.0030.00715.27
7.0.210.0030.01015.65
7.0.200.0010.00916.26
7.0.190.0000.01415.26
7.0.180.0080.00615.55
7.0.170.0000.01015.64
7.0.160.0060.00315.23
7.0.150.0000.01215.63
7.0.140.0030.04018.70
7.0.130.0040.00715.14
7.0.120.0030.01015.53
7.0.110.0000.00815.42
7.0.100.0040.00815.43
7.0.90.0030.00715.14
7.0.80.0090.03617.71
7.0.70.0100.03717.72
7.0.60.0210.04417.76
7.0.50.0120.03717.95
7.0.40.0120.03816.73
7.0.30.0030.04616.76
7.0.20.0090.03516.77
7.0.10.0110.03716.80
7.0.00.0040.05016.69
5.6.380.0070.00414.39
5.6.370.0080.00014.09
5.6.360.0030.01214.46
5.6.350.0050.00514.45
5.6.340.0070.00714.13
5.6.330.0070.00314.36
5.6.320.0060.00313.80
5.6.310.0080.00414.09
5.6.300.0100.00313.94
5.6.290.0030.00713.82
5.6.280.0080.03617.62
5.6.270.0090.00014.12
5.6.260.0040.00714.26
5.6.250.0000.01114.07
5.6.240.0040.00714.21
5.6.230.0070.04417.41
5.6.220.0100.03817.46
5.6.210.0040.03417.31
5.6.200.0070.05217.67
5.6.190.0070.04517.53
5.6.180.0070.03117.65
5.6.170.0060.04617.53
5.6.160.0050.04517.60
5.6.150.0100.04317.56
5.6.140.0020.04917.46
5.6.130.0070.02217.45
5.6.120.0050.05317.54
5.6.110.0030.04817.71
5.6.100.0030.04517.57
5.6.90.0030.02817.69
5.6.80.0090.04617.21
5.6.70.0080.04017.33
5.6.60.0050.03717.31
5.6.50.0000.04317.37
5.6.40.0050.04117.13
5.6.30.0110.04217.29
5.6.20.0120.03717.16
5.6.10.0100.03717.34
5.6.00.0130.03317.24
5.5.380.0030.00710.88
5.5.370.0060.03215.78
5.5.360.0100.04215.68
5.5.350.0020.03715.75
5.5.340.0030.04515.91
5.5.330.0070.03715.96
5.5.320.0030.04015.80
5.5.310.0120.03716.02
5.5.300.0070.04115.92
5.5.290.0110.03316.01
5.5.280.0090.04116.02
5.5.270.0080.02615.89
5.5.260.0050.04116.09
5.5.250.0050.02315.81
5.5.240.0050.04215.58
5.5.230.0030.02715.72
5.5.220.0050.04415.61
5.5.210.0090.02915.42
5.5.200.0050.04215.55
5.5.190.0030.02615.54
5.5.180.0070.02715.71
5.5.170.0030.00610.87
5.5.160.0080.03815.57
5.5.150.0020.04215.53
5.5.140.0060.02615.54
5.5.130.0030.03715.42
5.5.120.0050.03815.59
5.5.110.0020.03015.52
5.5.100.0050.03915.58
5.5.90.0080.03315.57
5.5.80.0100.04015.41
5.5.70.0060.04315.46
5.5.60.0090.02415.54
5.5.50.0080.04315.58
5.5.40.0030.04315.46
5.5.30.0100.03715.42
5.5.20.0110.02315.44
5.5.10.0050.04015.53
5.5.00.0030.03015.56
5.4.450.0020.02315.12
5.4.440.0050.03015.01
5.4.430.0070.04015.27
5.4.420.0020.02715.21
5.4.410.0130.03615.26
5.4.400.0060.03014.93
5.4.390.0090.03014.92
5.4.380.0050.02315.04
5.4.370.0050.02714.97
5.4.360.0050.02915.06
5.4.350.0110.03615.14
5.4.340.0050.04415.01
5.4.330.0000.00910.99
5.4.320.0120.03215.08
5.4.310.0070.03515.08
5.4.300.0030.03814.79
5.4.290.0140.03214.82
5.4.280.0100.03614.85
5.4.270.0090.03514.87
5.4.260.0070.02314.94
5.4.250.0030.03314.94
5.4.240.0020.04415.16
5.4.230.0080.03815.05
5.4.220.0050.03814.78
5.4.210.0070.02814.94
5.4.200.0030.04914.84
5.4.190.0030.04215.07
5.4.180.0100.03514.93
5.4.170.0130.04014.84
5.4.160.0050.03715.05
5.4.150.0040.03814.84
5.4.140.0020.03513.79
5.4.130.0080.03413.76
5.4.120.0120.02813.77
5.4.110.0020.02713.70
5.4.100.0060.03713.66
5.4.90.0070.03513.71
5.4.80.0020.03313.77
5.4.70.0000.03213.80
5.4.60.0020.02413.70
5.4.50.0030.04413.63
5.4.40.0030.03813.76
5.4.30.0060.02213.65
5.4.20.0020.02913.74
5.4.10.0050.04213.63
5.4.00.0080.03313.33
5.3.290.0100.03512.70
5.3.280.0050.02012.51
5.3.270.0080.03712.54
5.3.260.0030.03012.43
5.3.250.0050.04312.61
5.3.240.0030.04812.38
5.3.230.0030.04212.50
5.3.220.0040.04312.51
5.3.210.0040.04012.46
5.3.200.0020.04712.52
5.3.190.0080.04312.34
5.3.180.0030.02912.56
5.3.170.0080.02212.64
5.3.160.0030.02712.63
5.3.150.0010.02812.52
5.3.140.0030.04512.63
5.3.130.0030.02112.47
5.3.120.0060.02912.59
5.3.110.0020.04212.49
5.3.100.0110.01912.30
5.3.90.0020.04112.21
5.3.80.0100.03012.27
5.3.70.0060.02512.10
5.3.60.0080.03812.21
5.3.50.0040.03512.14
5.3.40.0030.02512.19
5.3.30.0110.01811.99
5.3.20.0020.02512.12
5.3.10.0030.01911.88
5.3.00.0060.03011.97
5.2.170.0040.02910.81
5.2.160.0010.03310.64
5.2.150.0030.03510.84
5.2.140.0000.02410.70
5.2.130.0010.02610.72
5.2.120.0030.01810.61
5.2.110.0050.03610.75
5.2.100.0030.01510.74
5.2.90.0030.03110.78
5.2.80.0020.02010.75
5.2.70.0030.01810.67
5.2.60.0070.02710.66
5.2.50.0010.03310.74
5.2.40.0060.03310.70
5.2.30.0020.02310.68
5.2.20.0050.02810.66
5.2.10.0030.02810.58
5.2.00.0050.01510.49
5.1.60.0030.01610.25
5.1.50.0060.02610.27
5.1.40.0030.01610.33
5.1.30.0060.01310.32
5.1.20.0050.02710.31
5.1.10.0060.02710.21
5.1.00.0050.02810.18
5.0.50.0020.02010.00
5.0.40.0010.01310.00
5.0.30.0020.03510.00
5.0.20.0000.01510.00
5.0.10.0020.02410.00
5.0.00.0020.02010.00
4.4.90.0030.00910.00
4.4.80.0000.01610.00
4.4.70.0020.02010.00
4.4.60.0050.01210.00
4.4.50.0030.01810.00
4.4.40.0020.02310.00
4.4.30.0050.00810.00
4.4.20.0030.01310.00
4.4.10.0050.01310.00
4.4.00.0000.02010.00
4.3.110.0000.02210.00
4.3.100.0050.01710.00
4.3.90.0020.01710.00
4.3.80.0020.02810.00
4.3.70.0000.02210.00
4.3.60.0030.01310.00
4.3.50.0030.01110.00
4.3.40.0050.01710.00
4.3.30.0050.01710.00
4.3.20.0030.01810.00
4.3.10.0020.01510.00
4.3.00.0000.01510.00

preferences:
38.07 ms | 401 KiB | 5 Q