3v4l.org

run code in 300+ PHP versions simultaneously
<?php $string = '1234 6514 1254 0014'; $string = md5($string); preg_match('/\d+?/', $string, $matches); echo substr($matches[0], 0, 1);

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)
8.3.60.0110.00716.75
8.3.50.0120.00822.05
8.3.40.0160.00019.00
8.3.30.0040.01118.96
8.3.20.0000.00720.14
8.3.10.0080.00023.48
8.3.00.0040.00419.91
8.2.180.0120.00316.48
8.2.170.0110.00422.96
8.2.160.0140.00420.52
8.2.150.0080.00024.18
8.2.140.0080.00024.66
8.2.130.0050.00326.16
8.2.120.0080.00021.25
8.2.110.0030.00620.38
8.2.100.0040.00718.04
8.2.90.0000.00819.36
8.2.80.0000.00817.97
8.2.70.0080.00017.62
8.2.60.0000.00818.04
8.2.50.0000.00818.07
8.2.40.0000.00819.41
8.2.30.0080.00020.69
8.2.20.0040.00417.77
8.2.10.0000.00818.07
8.2.00.0000.00717.96
8.1.280.0140.00325.92
8.1.270.0080.00019.01
8.1.260.0030.00626.35
8.1.250.0040.00428.09
8.1.240.0040.00423.88
8.1.230.0000.01119.09
8.1.220.0060.00317.74
8.1.210.0090.00018.77
8.1.200.0060.00317.35
8.1.190.0040.00417.70
8.1.180.0000.00818.10
8.1.170.0030.00518.48
8.1.160.0040.00420.77
8.1.150.0050.00218.89
8.1.140.0040.00419.57
8.1.130.0000.00817.49
8.1.120.0020.00517.52
8.1.110.0040.00417.42
8.1.100.0000.00817.38
8.1.90.0050.00317.44
8.1.80.0000.00717.47
8.1.70.0070.00017.56
8.1.60.0040.00417.53
8.1.50.0050.00317.61
8.1.40.0040.00417.58
8.1.30.0000.00817.63
8.1.20.0030.00517.57
8.1.10.0040.00417.69
8.1.00.0000.00817.66
8.0.300.0000.00818.77
8.0.290.0070.00016.88
8.0.280.0000.00718.51
8.0.270.0040.00417.35
8.0.260.0000.00716.88
8.0.250.0030.00316.98
8.0.240.0000.00617.06
8.0.230.0000.00616.97
8.0.220.0030.00317.01
8.0.210.0000.00716.97
8.0.200.0060.00016.87
8.0.190.0020.00516.92
8.0.180.0040.00416.91
8.0.170.0070.00016.92
8.0.160.0040.00416.88
8.0.150.0000.00717.02
8.0.140.0040.00416.82
8.0.130.0030.00313.38
8.0.120.0050.00317.00
8.0.110.0000.00716.95
8.0.100.0040.00416.91
8.0.90.0030.00316.98
8.0.80.0000.01517.00
8.0.70.0040.00416.98
8.0.60.0030.00516.85
8.0.50.0070.00017.01
8.0.30.0070.01117.41
8.0.20.0100.00917.40
8.0.10.0050.00317.14
8.0.00.0090.01016.90
7.4.330.0050.00016.68
7.4.320.0000.00716.74
7.4.300.0000.00616.60
7.4.290.0000.00816.64
7.4.280.0050.00316.71
7.4.270.0030.00316.77
7.4.260.0030.00616.65
7.4.250.0000.00716.61
7.4.240.0060.00116.74
7.4.230.0000.00716.70
7.4.220.0100.01316.70
7.4.210.0070.00716.76
7.4.200.0030.00316.67
7.4.160.0130.00316.70
7.4.150.0070.01017.40
7.4.140.0060.01217.86
7.4.130.0090.00916.79
7.4.120.0110.00816.79
7.4.110.0180.00316.59
7.4.100.0220.00316.76
7.4.90.0100.01416.64
7.4.80.0060.01219.39
7.4.70.0080.00916.77
7.4.60.0160.00016.53
7.4.50.0070.00716.64
7.4.40.0130.00316.66
7.4.30.0110.00716.54
7.4.10.0070.01015.23
7.4.00.0050.01114.97
7.3.330.0050.00013.18
7.3.320.0000.00513.28
7.3.310.0040.00416.40
7.3.300.0040.00416.36
7.3.290.0030.01516.34
7.3.280.0060.01216.36
7.3.270.0060.01017.40
7.3.260.0080.00816.71
7.3.250.0130.00616.49
7.3.240.0080.00916.75
7.3.230.0140.00316.75
7.3.210.0130.00316.58
7.3.200.0120.00616.37
7.3.190.0130.00616.58
7.3.180.0030.01916.43
7.3.170.0100.01016.75
7.3.160.0070.01016.51
7.3.130.0100.01014.89
7.3.120.0070.00714.66
7.3.110.0130.00715.10
7.3.100.0100.00314.90
7.3.90.0060.01014.94
7.3.80.0030.00715.22
7.3.70.0070.00715.01
7.3.60.0070.01314.80
7.3.50.0040.00715.02
7.3.40.0040.00714.82
7.3.30.0040.00814.94
7.3.20.0090.00616.86
7.3.10.0070.00416.63
7.3.00.0050.00816.67
7.2.330.0110.00716.61
7.2.320.0060.01216.70
7.2.310.0180.00616.71
7.2.300.0120.01216.46
7.2.290.0060.00916.61
7.2.260.0070.01315.05
7.2.250.0040.01515.15
7.2.240.0090.00615.11
7.2.230.0090.00915.21
7.2.220.0030.00614.93
7.2.210.0070.00314.84
7.2.200.0080.00815.08
7.2.190.0090.00615.14
7.2.180.0000.01415.06
7.2.170.0100.00315.11
7.2.160.0030.01215.34
7.2.150.0070.01116.95
7.2.140.0030.00916.84
7.2.130.0060.00916.97
7.2.120.0060.00917.05
7.2.110.0080.00616.74
7.2.100.0030.01217.13
7.2.90.0070.00617.00
7.2.80.0070.00616.92
7.2.70.0040.00716.95
7.2.60.0050.01017.10
7.2.50.0050.00816.91
7.2.40.0020.01217.09
7.2.30.0100.00517.11
7.2.20.0060.00817.23
7.2.10.0070.00517.12
7.2.00.0060.00717.94
7.1.330.0030.01016.05
7.1.320.0080.00815.63
7.1.310.0090.00615.88
7.1.300.0000.00915.91
7.1.290.0080.00815.95
7.1.280.0000.01015.80
7.1.270.0090.00015.68
7.1.260.0000.00916.15
7.1.250.0000.01215.77
7.1.240.0040.00816.19
7.1.230.0030.00615.77
7.1.220.0150.00316.10
7.1.210.0070.00716.13
7.1.200.0050.00815.99
7.1.190.0070.00716.09
7.1.180.0070.00715.98
7.1.170.0110.00316.04
7.1.160.0030.00615.90
7.1.150.0130.00015.94
7.1.140.0030.01016.04
7.1.130.0060.00616.08
7.1.120.0060.00915.77
7.1.110.0040.00715.66
7.1.100.0020.01317.27
7.1.90.0060.00615.77
7.1.80.0040.00416.11
7.1.70.0050.00816.58
7.1.60.0070.00917.74
7.1.50.0100.01016.30
7.1.40.0090.00015.87
7.1.30.0000.01415.74
7.1.20.0030.01316.13
7.1.10.0070.00716.02
7.1.00.0060.04019.23
7.0.330.0070.00715.45
7.0.320.0090.00015.49
7.0.310.0000.01315.71
7.0.300.0090.00615.54
7.0.290.0000.01315.73
7.0.280.0140.00015.29
7.0.270.0070.00715.56
7.0.260.0040.00415.45
7.0.250.0060.00615.45
7.0.240.0000.01215.45
7.0.230.0030.00515.47
7.0.220.0050.00515.30
7.0.210.0030.01215.56
7.0.200.0030.00716.33
7.0.190.0030.00615.29
7.0.180.0030.01215.68
7.0.170.0070.00715.64
7.0.160.0040.00815.70
7.0.150.0060.00915.52
7.0.140.0000.00815.53
7.0.130.0070.00715.54
7.0.120.0060.00915.27
7.0.110.0000.00815.67
7.0.100.0070.00315.57
7.0.90.0080.00415.65
7.0.80.0040.01115.70
7.0.70.0040.01215.73
7.0.60.0080.04517.67
7.0.50.0050.04116.74
7.0.40.0030.02616.90
7.0.30.0130.04016.91
7.0.20.0170.04216.85
7.0.10.0070.02916.65
7.0.00.0050.04716.80
5.6.400.0040.00814.43
5.6.390.0100.00314.35
5.6.380.0070.01014.58
5.6.370.0090.00614.43
5.6.360.0110.00414.37
5.6.350.0080.00814.11
5.6.340.0040.00714.62
5.6.330.0060.00914.75
5.6.320.0100.00314.44
5.6.310.0070.01014.45
5.6.300.0030.00614.08
5.6.290.0050.00514.63
5.6.280.0020.03117.80
5.6.270.0090.00014.28
5.6.260.0040.00714.38
5.6.250.0000.01114.38
5.6.240.0070.00714.27
5.6.230.0000.01314.63
5.6.220.0000.01514.27
5.6.210.0070.03717.59
5.6.200.0030.04316.24
5.6.190.0030.04617.47
5.6.180.0290.02517.44
5.6.170.0120.03117.47
5.6.160.0040.02617.33
5.6.150.0070.04316.35
5.6.140.0070.04216.26
5.6.130.0030.04816.29
5.6.120.0030.02617.60
5.6.110.0080.04617.65
5.6.100.0020.02717.63
5.6.90.0120.04017.72
5.6.80.0080.02017.19
5.6.70.0120.00314.20
5.6.60.0070.00314.60
5.6.50.0030.00914.48
5.6.40.0080.00414.43
5.6.30.0070.00714.24
5.6.20.0120.00314.35
5.6.10.0030.00613.96
5.6.00.0080.00413.98
5.5.380.0070.00414.08
5.5.370.0060.00614.00
5.5.360.0090.00314.05
5.5.350.0070.02217.21
5.5.340.0100.03216.02
5.5.330.0070.02917.41
5.5.320.0100.04217.27
5.5.310.0200.04017.38
5.5.300.0060.02816.07
5.5.290.0040.02516.02
5.5.280.0050.03017.49
5.5.270.0100.03817.61
5.5.260.0080.02317.45
5.5.250.0040.02817.38
5.5.240.0130.03917.16
5.5.230.0110.00414.02
5.5.220.0040.00914.36
5.5.210.0050.00314.14
5.5.200.0030.00714.24
5.5.190.0030.01014.43
5.5.180.0090.00614.15
5.5.170.0000.01414.09
5.5.160.0100.00314.35
5.5.150.0110.00413.90
5.5.140.0030.01414.05
5.5.130.0150.00013.89
5.5.120.0100.00713.91
5.5.110.0070.01114.38
5.5.100.0030.01414.32
5.5.90.0040.01114.30
5.5.80.0000.01213.94
5.5.70.0070.00714.41
5.5.60.0000.01414.16
5.5.50.0060.00614.11
5.5.40.0100.00314.42
5.5.30.0000.00914.17
5.5.20.0040.01214.20
5.5.10.0070.00713.99
5.5.00.0040.01114.03

preferences:
57.46 ms | 401 KiB | 5 Q