3v4l.org

run code in 300+ PHP versions simultaneously
<?php ini_set('pcre.jit', false); print_r(ini_get_all('pcre')); $regex = '/\\G"((?:[^"\\\\\r\n]|\\\\.|\\\\\r\n|\\\\[\n\r\f])*)"|\'((?:[^\'\\\\\r\n]|\\\\.|\\\\\r\n|\\\\[\n\r\f])*)\'/'; $image = '"data:image/gif;base64,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");'; $a = preg_match($regex, $image, $b); //var_dump($a); var_dump($b); var_dump(preg_last_error());

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)
8.3.60.0100.01017.87
8.3.50.0140.01022.69
8.3.40.0190.00619.88
8.3.30.0140.00720.00
8.3.20.0000.00921.49
8.3.10.0090.00021.50
8.3.00.0000.00924.97
8.2.180.0110.00717.45
8.2.170.0060.01922.96
8.2.160.0100.00623.68
8.2.150.0100.00025.66
8.2.140.0140.00324.66
8.2.130.0030.00626.16
8.2.120.0060.00322.23
8.2.110.0080.00320.53
8.2.100.0130.00019.07
8.2.90.0060.00320.46
8.2.80.0030.00618.70
8.2.70.0070.00418.87
8.2.60.0040.00419.27
8.2.50.0060.00318.86
8.2.40.0060.00319.39
8.2.30.0040.00419.35
8.2.20.0000.00819.01
8.2.10.0040.00419.19
8.2.00.0030.00519.19
8.1.280.0170.00725.92
8.1.270.0030.00725.20
8.1.260.0050.00526.35
8.1.250.0030.00628.09
8.1.240.0100.00024.21
8.1.230.0090.00322.38
8.1.220.0000.00918.75
8.1.210.0040.00420.16
8.1.200.0030.00718.55
8.1.190.0040.00418.62
8.1.180.0060.00318.34
8.1.170.0060.00320.05
8.1.160.0080.00020.13
8.1.150.0040.00420.08
8.1.140.0000.00920.85
8.1.130.0050.00218.93
8.1.120.0030.00518.68
8.1.110.0040.00418.64
8.1.100.0000.00818.72
8.1.90.0040.00418.60
8.1.80.0080.00018.63
8.1.70.0040.00418.68
8.1.60.0000.00918.69
8.1.50.0070.00318.64
8.1.40.0030.00618.70
8.1.30.0000.00918.79
8.1.20.0030.00618.81
8.1.10.0000.00818.67
8.1.00.0000.00918.63
8.0.300.0040.00421.18
8.0.290.0040.00417.91
8.0.280.0050.00319.58
8.0.270.0030.00617.91
8.0.260.0030.00618.36
8.0.250.0040.00418.14
8.0.240.0040.00418.00
8.0.230.0000.00818.11
8.0.220.0030.00517.99
8.0.210.0080.00017.91
8.0.200.0040.00418.09
8.0.190.0030.00618.07
8.0.180.0030.00618.09
8.0.170.0060.00318.11
8.0.160.0030.00618.10
8.0.150.0000.00818.04
8.0.140.0120.00417.98
8.0.130.0060.00014.61
8.0.120.0000.00917.91
8.0.110.0040.00417.91
8.0.100.0030.00517.89
8.0.90.0060.00317.84
8.0.80.0100.00718.05
8.0.70.0050.00317.83
8.0.60.0080.00018.01
8.0.50.0000.00817.86
8.0.30.0170.00518.09
8.0.20.0130.00818.26
8.0.10.0030.00617.92
8.0.00.0120.02017.74
7.4.330.0030.00317.88
7.4.320.0030.00617.52
7.4.300.0000.00617.62
7.4.290.0000.00817.61
7.4.280.0080.00017.68
7.4.270.0040.00417.63
7.4.260.0060.00317.64
7.4.250.0060.00317.61
7.4.240.0040.00417.48
7.4.230.0030.00517.73
7.4.220.0090.01217.57
7.4.210.0110.00817.61
7.4.200.0040.00417.62
7.4.160.0110.00817.78
7.4.150.0200.00717.49
7.4.140.0120.01017.86
7.4.130.0120.00917.67
7.4.120.0090.01317.60
7.4.110.0100.01017.55
7.4.100.0170.00717.67
7.4.90.0100.01017.70
7.4.80.0090.01219.39
7.4.70.0060.01317.69
7.4.60.0070.01717.53
7.4.50.0070.00717.40
7.4.40.0060.01217.72
7.4.30.0170.00717.53
7.4.00.0050.01116.21
7.3.330.0000.00714.27
7.3.320.0040.00414.21
7.3.310.0000.00817.27
7.3.300.0050.00217.33
7.3.290.0000.00717.36
7.3.280.0100.01017.27
7.3.270.0170.01317.40
7.3.260.0100.01417.44
7.3.250.0120.00817.29
7.3.240.0070.01317.52
7.3.230.0090.01217.27
7.3.210.0220.00617.33
7.3.200.0180.00919.39
7.3.190.0170.00617.23
7.3.180.0160.00717.49
7.3.170.0190.01717.24
7.3.160.0030.01617.23
7.3.120.0090.00915.61
7.3.110.0100.01015.47
7.3.100.0030.01215.80
7.3.90.0030.01415.77
7.3.80.0000.01715.72
7.3.70.0060.00615.96
7.3.60.0150.00315.63
7.3.50.0030.01315.72
7.3.40.0100.00715.77
7.3.30.0100.01015.39
7.3.20.1080.00216.78
7.3.10.0500.00816.82
7.3.00.0440.00816.81
7.2.330.0090.01918.96
7.2.320.0140.01118.84
7.2.310.0150.00618.90
7.2.300.0120.00919.02
7.2.290.0130.00618.82
7.2.250.0120.00917.11
7.2.240.0100.01017.21
7.2.230.0130.00317.36
7.2.220.0030.01017.27
7.2.210.0030.01217.41
7.2.200.0030.01316.95
7.2.190.0070.00717.43
7.2.180.0130.00317.16
7.2.170.0090.00917.43
7.2.160.0030.01017.41
7.2.150.0620.00718.30
7.2.140.0620.01118.32
7.2.130.0500.00918.58
7.2.120.0600.00618.47
7.2.110.0430.00718.40
7.2.100.0450.00918.44
7.2.90.0390.00818.33
7.2.80.0390.00818.62
7.2.70.0580.01118.46
7.2.60.0320.00918.68
7.2.50.0330.00918.54
7.2.40.0490.01018.36
7.2.30.0380.00918.62
7.2.20.0370.00518.19
7.2.10.0440.01118.33
7.2.00.0290.01119.21
7.1.330.0090.00618.14
7.1.320.0000.01617.95
7.1.310.0070.01018.24
7.1.300.0040.00818.13
7.1.290.0030.01318.27
7.1.280.0070.01417.94
7.1.270.0000.01617.89
7.1.260.0080.00418.38
7.1.250.0840.01017.38
7.1.240.0800.00817.05
7.1.230.0550.00817.14
7.1.220.0500.00917.04
7.1.210.0510.00717.03
7.1.200.0420.00717.42
7.1.190.0530.01416.95
7.1.180.0400.00717.12
7.1.170.0550.00717.06
7.1.160.0610.00917.16
7.1.150.0590.01116.83
7.1.140.0610.00217.20
7.1.130.0950.00317.03
7.1.120.0720.00816.95
7.1.110.0500.01217.21
7.1.100.0460.00618.18
7.1.90.0530.01317.16
7.1.80.0780.00817.07
7.1.70.0400.01017.80
7.1.60.0450.00917.86
7.1.50.0490.00717.99
7.1.40.0490.01317.27
7.1.30.0430.00916.98
7.1.20.0510.00816.84
7.1.10.0430.00516.93
7.1.00.0220.03319.53
7.0.330.1110.01015.43
7.0.320.1170.01015.64
7.0.310.1020.01415.56
7.0.300.0970.00715.59
7.0.290.1010.01315.52
7.0.280.1180.00715.38
7.0.270.1100.00715.36
7.0.260.1080.01015.47
7.0.250.0980.01315.72
7.0.240.1170.00715.44
7.0.230.1010.02215.54
7.0.220.1050.00715.70
7.0.210.1050.01615.67
7.0.200.0780.00816.09
7.0.190.1050.01015.52
7.0.180.0970.01015.70
7.0.170.0930.01015.67
7.0.160.1020.00415.63
7.0.150.0720.01315.75
7.0.140.0230.00515.81
7.0.130.0950.00615.60
7.0.120.0610.00715.57
7.0.110.0270.01015.62
7.0.100.0700.04218.88
7.0.90.0640.02819.06
7.0.80.0150.04519.05
7.0.70.0210.04518.92
7.0.60.0560.03118.93
7.0.50.0280.05319.13
7.0.40.0520.04218.97
7.0.30.0160.05318.79
7.0.20.0720.03819.02
7.0.10.0450.04819.00
7.0.00.0510.04518.82
5.6.380.0050.01916.40
5.6.370.0260.00816.46
5.6.360.0080.01116.02
5.6.350.0210.01016.55
5.6.340.0140.01416.43
5.6.330.0130.00916.45
5.6.320.0110.00816.35
5.6.310.0210.01116.65
5.6.300.0220.00716.36
5.6.290.0130.01816.52
5.6.280.0140.03519.89
5.6.270.0150.01016.26
5.6.260.0220.00816.27
5.6.250.0200.03919.60
5.6.240.0110.04019.62
5.6.230.0120.03519.53
5.6.220.0110.04119.75
5.6.210.0140.03019.56
5.6.200.0090.04619.93
5.6.190.0170.03019.85
5.6.180.0070.02419.63
5.6.170.0110.04919.88
5.6.160.0070.03619.76
5.6.150.0130.04019.84
5.6.140.0160.04519.67
5.6.130.0150.04319.78
5.6.120.0080.04819.75
5.6.110.0110.03319.86
5.6.100.0190.04319.78
5.6.90.0110.04619.84
5.6.80.0070.04219.40
5.6.70.0090.04619.36
5.6.60.0130.02919.31
5.6.50.0090.04619.36
5.6.40.0090.03819.42
5.6.30.0100.04219.33
5.6.20.0130.03919.49
5.6.10.0120.04419.37
5.6.00.0170.04319.48
5.5.380.0130.04317.96
5.5.370.0160.04117.99
5.5.360.0110.03417.88
5.5.350.0120.03518.04
5.5.340.0060.03018.03
5.5.330.0070.04518.15
5.5.320.0150.03918.06
5.5.310.0060.04618.05
5.5.300.0110.02818.05
5.5.290.0080.04618.06
5.5.280.0140.03818.10
5.5.270.0100.02918.13
5.5.260.0110.04218.03
5.5.250.0150.02217.76
5.5.240.0100.04517.72
5.5.230.0070.04817.60
5.5.220.0100.04317.76
5.5.210.0150.03817.78
5.5.200.0130.03817.69
5.5.190.0120.03617.71
5.5.180.0110.04117.92
5.5.170.0120.00412.86
5.5.160.0180.04217.65
5.5.150.0120.04017.67
5.5.140.0060.03617.72
5.5.130.0150.03717.78
5.5.120.0120.04217.62
5.5.110.0060.04317.74
5.5.100.0110.04617.60
5.5.90.0110.03017.61
5.5.80.0130.04117.69
5.5.70.0110.02817.65
5.5.60.0110.04117.68
5.5.50.0110.04417.68
5.5.40.0060.04317.61
5.5.30.0160.03517.63
5.5.20.0080.04517.84
5.5.10.0030.04217.60
5.5.00.0150.03817.61

preferences:
43.85 ms | 401 KiB | 5 Q