3v4l.org

run code in 300+ PHP versions simultaneously
<?php $a = ['adsd.pdf', 'adsd_1.pdf', 'asdasd.docx']; $b = 'adsd'; for($i = 0; $i < count($a); $i++) { print_r(preg_match('/$' . $b . '_' . '/', $a[$i])); }

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)
8.3.60.0070.01518.30
8.3.50.0070.01222.09
8.3.40.0060.00918.66
8.3.30.0040.01119.09
8.3.20.0050.00219.33
8.3.10.0040.00423.48
8.3.00.0040.00420.95
8.2.180.0070.01418.66
8.2.170.0090.01222.96
8.2.160.0120.00319.10
8.2.150.0090.00024.18
8.2.140.0040.00424.66
8.2.130.0070.00020.47
8.2.120.0070.00026.35
8.2.110.0090.00019.24
8.2.100.0080.00417.93
8.2.90.0040.00419.16
8.2.80.0000.00817.97
8.2.70.0090.00017.75
8.2.60.0030.00518.03
8.2.50.0030.00618.10
8.2.40.0000.00820.23
8.2.30.0000.00819.37
8.2.20.0050.00317.84
8.2.10.0040.00418.00
8.2.00.0080.00018.08
8.1.280.0070.01025.92
8.1.270.0040.00424.01
8.1.260.0070.00028.09
8.1.250.0160.00328.09
8.1.240.0090.00021.15
8.1.230.0110.00017.70
8.1.220.0040.00417.74
8.1.210.0030.00618.77
8.1.200.0060.00317.48
8.1.190.0060.00317.35
8.1.180.0050.00318.10
8.1.170.0100.00018.59
8.1.160.0020.00518.95
8.1.150.0070.00418.84
8.1.140.0000.00719.51
8.1.130.0040.00417.71
8.1.120.0000.00717.52
8.1.110.0050.00217.50
8.1.100.0040.00417.54
8.1.90.0040.00417.61
8.1.80.0070.00017.59
8.1.70.0030.00617.50
8.1.60.0000.00817.63
8.1.50.0040.00417.68
8.1.40.0030.00717.57
8.1.30.0040.00417.65
8.1.20.0000.00817.77
8.1.10.0050.00317.57
8.1.00.0110.00017.66
8.0.300.0070.00018.77
8.0.290.0000.00817.00
8.0.280.0040.00418.46
8.0.270.0030.00317.33
8.0.260.0030.00317.20
8.0.250.0070.00017.00
8.0.240.0030.00317.08
8.0.230.0050.00317.12
8.0.220.0030.00316.95
8.0.210.0000.00717.07
8.0.200.0030.00316.98
8.0.190.0090.00317.07
8.0.180.0040.00416.95
8.0.170.0040.00417.14
8.0.160.0040.00417.04
8.0.150.0000.00716.98
8.0.140.0000.00717.04
8.0.130.0030.00313.46
8.0.120.0040.00416.99
8.0.110.0070.00017.03
8.0.100.0030.00617.06
8.0.90.0000.00816.95
8.0.80.0090.00616.99
8.0.70.0040.00416.86
8.0.60.0050.00217.03
8.0.50.0050.00216.97
8.0.30.0140.00617.31
8.0.20.0090.01017.40
8.0.10.0030.00417.11
8.0.00.0030.01316.71
7.4.330.0040.00015.08
7.4.320.0030.00316.76
7.4.300.0030.00316.78
7.4.290.0030.00316.71
7.4.280.0040.00416.81
7.4.270.0050.00316.61
7.4.260.0070.00016.79
7.4.250.0070.00016.61
7.4.240.0040.00416.86
7.4.230.0040.00416.60
7.4.220.0120.01116.80
7.4.210.0030.01116.68
7.4.200.0020.00516.63
7.4.160.0060.01016.74
7.4.150.0120.01217.40
7.4.140.0110.00817.86
7.4.130.0070.01016.69
7.4.120.0110.00816.79
7.4.110.0080.01616.71
7.4.100.0000.01616.77
7.4.90.0150.00916.80
7.4.80.0000.01719.39
7.4.70.0130.00316.77
7.4.60.0100.00716.75
7.4.50.0130.00316.63
7.4.40.0170.00016.44
7.4.30.0130.00316.88
7.4.10.0060.01215.37
7.4.00.0090.00415.09
7.3.330.0030.00313.26
7.3.320.0060.00013.32
7.3.310.0040.00416.24
7.3.300.0030.00316.40
7.3.290.0090.00816.44
7.3.280.0080.00816.40
7.3.270.0100.00717.40
7.3.260.0080.01216.63
7.3.250.0100.00816.58
7.3.240.0120.00616.77
7.3.230.0080.01116.78
7.3.210.0070.01016.53
7.3.200.0060.01016.45
7.3.190.0120.00616.64
7.3.180.0030.01316.42
7.3.170.0060.01016.52
7.3.160.0090.00616.42
7.3.130.0070.01115.13
7.3.120.0000.01414.75
7.3.110.0070.01314.73
7.3.100.0040.00815.15
7.3.90.0060.00915.04
7.3.80.0100.00714.95
7.3.70.0090.00614.94
7.3.60.0060.00914.64
7.3.50.0000.01515.05
7.3.40.0060.00315.11
7.3.30.0130.00315.13
7.3.20.0140.00316.87
7.3.10.0060.01216.94
7.3.00.0000.01616.93
7.2.330.0180.00016.84
7.2.320.0130.00316.75
7.2.310.0090.00916.51
7.2.300.0030.01316.81
7.2.290.0100.00916.83
7.2.260.0070.01015.16
7.2.250.0070.01115.13
7.2.240.0080.00815.21
7.2.230.0070.00714.97
7.2.220.0070.01315.25
7.2.210.0040.00815.28
7.2.200.0100.00715.15
7.2.190.0040.01115.04
7.2.180.0000.01215.26
7.2.170.0090.00615.17
7.2.160.0100.00615.24
7.2.150.0040.01117.08
7.2.140.0070.00717.12
7.2.130.0100.00417.09
7.2.120.0100.00316.85
7.2.110.0050.00517.11
7.2.100.0090.00916.96
7.2.90.0060.01017.05
7.2.80.0030.01016.88
7.2.70.0100.00716.93
7.2.60.0110.00617.24
7.2.50.0070.00717.14
7.2.40.0030.00717.02
7.2.30.0110.00416.84
7.2.20.0090.00916.88
7.2.10.0070.01117.21
7.2.00.0070.00518.37
7.1.330.0060.00616.09
7.1.320.0180.00415.97
7.1.310.0060.01016.18
7.1.300.0090.00615.83
7.1.290.0000.01016.08
7.1.280.0030.01415.96
7.1.270.0090.00615.60
7.1.260.0040.01115.70
7.1.250.0000.01315.88
7.1.240.0030.01216.01
7.1.230.0110.00415.94
7.1.220.0030.00715.95
7.1.210.0070.01016.13
7.1.200.0020.01115.90
7.1.190.0120.00016.04
7.1.180.0030.01316.07
7.1.170.0070.01116.06
7.1.160.0060.00616.09
7.1.150.0080.00315.75
7.1.140.0100.00315.82
7.1.130.0030.00616.05
7.1.120.0070.00715.77
7.1.110.0000.01215.91
7.1.100.0070.00417.14
7.1.90.0040.01115.97
7.1.80.0080.00416.11
7.1.70.0020.00716.80
7.1.60.0120.00216.55
7.1.50.0030.01315.96
7.1.40.0000.01316.05
7.1.30.0030.01016.13
7.1.20.0000.01316.12
7.1.10.0070.00716.14
7.1.00.0050.04119.17
7.0.330.0000.01515.77
7.0.320.0030.01015.50
7.0.310.0060.01015.40
7.0.300.0060.00915.31
7.0.290.0070.00715.46
7.0.280.0060.00615.58
7.0.270.0120.00315.62
7.0.260.0070.00715.26
7.0.250.0100.00315.81
7.0.240.0030.00915.73
7.0.230.0070.00715.27
7.0.220.0040.00415.58
7.0.210.0070.00715.47
7.0.200.0070.01016.06
7.0.190.0030.01315.33
7.0.180.0070.01015.43
7.0.170.0110.00015.73
7.0.160.0070.00715.81
7.0.150.0070.00315.55
7.0.140.0030.00915.61
7.0.130.0000.01115.57
7.0.120.0000.00815.45
7.0.110.0070.00715.74
7.0.100.0000.01415.66
7.0.90.0060.00915.41
7.0.80.0040.00715.74
7.0.70.0770.03517.66
7.0.60.0630.04117.83
7.0.50.0680.03018.06
7.0.40.0720.04317.04
7.0.30.0750.03516.96
7.0.20.0710.03516.93
7.0.10.0610.03816.99
7.0.00.0660.03316.98
5.6.400.0000.01214.02
5.6.390.0060.01014.59
5.6.380.0060.00914.16
5.6.370.0000.01514.60
5.6.360.0030.01214.39
5.6.350.0030.01014.80
5.6.340.0030.00914.52
5.6.330.0080.00614.80
5.6.320.0060.00614.61
5.6.310.0060.00814.62
5.6.300.0070.00714.61
5.6.290.0070.00314.55
5.6.280.0110.03517.53
5.6.270.0040.00414.29
5.6.260.0030.00914.51
5.6.250.0150.00014.63
5.6.240.0030.01014.43
5.6.230.0080.00314.57
5.6.220.0590.03517.55
5.6.210.0470.03417.68
5.6.200.0690.03117.70
5.6.190.0730.03317.80
5.6.180.0710.03317.70
5.6.170.0580.03517.71
5.6.160.0620.03417.69
5.6.150.0640.03417.90
5.6.140.0550.03517.69
5.6.130.0670.04017.70
5.6.120.0080.03317.71
5.6.110.0280.03517.68
5.6.100.0630.03517.66
5.6.90.0570.04117.60
5.6.80.0510.03317.59
5.6.70.0520.03517.35
5.6.60.0500.03217.47
5.6.50.0630.03317.38
5.6.40.0600.03317.39
5.6.30.0640.02917.40
5.6.20.0500.03217.35
5.6.10.0620.02017.40
5.6.00.0630.04417.43
5.5.380.0110.00014.48
5.5.370.0000.01514.54
5.5.360.0750.03317.31
5.5.350.0620.03317.42
5.5.340.0500.03617.69
5.5.330.0570.03517.69
5.5.320.0600.03617.68
5.5.310.0650.03317.69
5.5.300.0530.03317.59
5.5.290.0600.03517.63
5.5.280.0150.02917.63
5.5.270.0620.03417.83
5.5.260.0790.03317.67
5.5.250.0600.03517.54
5.5.240.0500.03517.33
5.5.230.0420.03917.14
5.5.220.0720.02217.34
5.5.210.0580.03517.38
5.5.200.0600.03517.37
5.5.190.0550.03417.31
5.5.180.0500.03217.36
5.5.170.0100.00314.36
5.5.160.0550.03717.21
5.5.150.0580.03017.38
5.5.140.0630.04717.21
5.5.130.0670.04217.24
5.5.120.0350.04417.43
5.5.110.0130.03317.35
5.5.100.0350.03517.12
5.5.90.0570.04117.22
5.5.80.0570.04917.13
5.5.70.0630.03817.06
5.5.60.0650.02517.28
5.5.50.0530.03817.16
5.5.40.0560.03617.23
5.5.30.0660.03017.30
5.5.20.0550.04117.25
5.5.10.0580.03317.20
5.5.00.0550.03117.18

preferences:
33.61 ms | 401 KiB | 5 Q