3v4l.org

run code in 300+ PHP versions simultaneously
<?php 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(pcre_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)
8.3.60.0140.00716.75
8.3.50.0120.00822.11
8.3.40.0180.00319.16
8.3.30.0090.00919.00
8.3.20.0050.00320.21
8.3.10.0040.00420.73
8.3.00.0050.00523.71
8.2.180.0040.01517.00
8.2.170.0070.00722.96
8.2.160.0140.00019.58
8.2.150.0080.00024.18
8.2.140.0040.00424.66
8.2.130.0040.00420.99
8.2.120.0040.00426.35
8.2.110.0030.00622.30
8.2.100.0030.00918.04
8.2.90.0040.00419.34
8.2.80.0060.00317.97
8.2.70.0060.00317.75
8.2.60.0030.00717.93
8.2.50.0040.00418.09
8.2.40.0000.00922.30
8.2.30.0040.00419.47
8.2.20.0050.00317.82
8.2.10.0070.00018.01
8.2.00.0030.00618.05
8.1.280.0110.00725.92
8.1.270.0110.00422.32
8.1.260.0080.00028.09
8.1.250.0080.00628.09
8.1.240.0040.00422.73
8.1.230.0060.00617.95
8.1.220.0030.00617.74
8.1.210.0030.00518.77
8.1.200.0030.00617.60
8.1.190.0000.00817.35
8.1.180.0060.00318.10
8.1.170.0040.00418.91
8.1.160.0070.00020.73
8.1.150.0050.00218.86
8.1.140.0000.00919.51
8.1.130.0030.00317.60
8.1.120.0000.00817.53
8.1.110.0040.00417.57
8.1.100.0000.00817.57
8.1.90.0030.00517.50
8.1.80.0000.00817.63
8.1.70.0050.00217.68
8.1.60.0030.00617.77
8.1.50.0060.00317.62
8.1.40.0000.00817.69
8.1.30.0040.00417.72
8.1.20.0030.00517.72
8.1.10.0040.00417.84
8.1.00.0000.00917.69
8.0.300.0040.00418.77
8.0.290.0080.00017.00
8.0.280.0040.00418.46
8.0.270.0000.00717.28
8.0.260.0000.00717.20
8.0.250.0000.00717.17
8.0.240.0030.00317.23
8.0.230.0030.00317.06
8.0.220.0000.00717.04
8.0.210.0040.00417.14
8.0.200.0000.00717.21
8.0.190.0030.00517.03
8.0.180.0040.00417.00
8.0.170.0040.00417.11
8.0.160.0080.00017.10
8.0.150.0040.00417.07
8.0.140.0110.00417.03
8.0.130.0000.00613.53
8.0.120.0040.00417.09
8.0.110.0050.00216.99
8.0.100.0000.00716.97
8.0.90.0080.00017.16
8.0.80.0100.00717.07
8.0.70.0070.00017.07
8.0.60.0050.00317.22
8.0.50.0020.00517.09
8.0.30.0080.00917.20
8.0.20.0080.01117.52
8.0.10.0000.00717.23
8.0.00.0080.01016.99
7.4.330.0000.00516.79
7.4.320.0000.00716.82
7.4.300.0000.00716.68
7.4.290.0000.00816.90
7.4.280.0040.00416.70
7.4.270.0040.00416.86
7.4.260.0050.00216.78
7.4.250.0090.00016.89
7.4.240.0030.00516.89
7.4.230.0000.00716.72
7.4.220.0150.01216.95
7.4.210.0110.00316.83
7.4.200.0000.00716.76
7.4.160.0080.00816.86
7.4.150.0090.00917.40
7.4.140.0090.00917.86
7.4.130.0120.00916.83
7.4.120.0070.01016.80
7.4.110.0070.01016.71
7.4.100.0110.01116.96
7.4.90.0120.00616.84
7.4.80.0150.00919.39
7.4.70.0130.00316.74
7.4.60.0140.00716.86
7.4.50.0090.00616.74
7.4.40.0090.00616.74
7.4.30.0100.01016.88
7.4.10.0080.00915.28
7.4.00.0070.01015.17
7.3.330.0030.00313.22
7.3.320.0030.00313.30
7.3.310.0000.00816.41
7.3.300.0040.00416.39
7.3.290.0000.00716.48
7.3.280.0120.00516.47
7.3.270.0120.01317.40
7.3.260.0180.00416.73
7.3.250.0110.00916.54
7.3.240.0100.00916.54
7.3.230.0110.00616.48
7.3.210.0150.00316.69
7.3.200.0180.00719.39
7.3.190.0110.00616.43
7.3.180.0070.01016.85
7.3.170.0060.01316.61
7.3.160.0030.01216.39
7.3.130.0090.00714.87
7.3.120.0100.00914.92
7.3.110.0100.00815.02
7.3.100.0030.01114.95
7.3.90.0050.00814.86
7.3.80.0050.00715.13
7.3.70.0030.00815.00
7.3.60.0050.01114.95
7.3.50.0040.01015.08
7.3.40.0020.01114.99
7.3.30.0060.00815.07
7.3.20.0090.00616.68
7.3.10.0050.01016.65
7.3.00.0060.00716.78
7.2.330.0090.00916.62
7.2.320.0080.00816.60
7.2.310.0120.01216.80
7.2.300.0110.00716.77
7.2.290.0100.00716.55
7.2.260.0060.01115.14
7.2.250.0040.01415.09
7.2.240.0050.00915.39
7.2.230.0050.01115.18
7.2.220.0060.01315.20
7.2.210.0030.01315.30
7.2.200.0020.01414.98
7.2.190.0080.00815.17
7.2.180.0080.00815.28
7.2.170.0090.00515.23
7.2.160.0060.00815.17
7.2.150.0090.00717.07
7.2.140.0070.01017.10
7.2.130.0110.00517.07
7.2.120.0070.00917.04
7.2.110.0000.01617.15
7.2.100.0070.00716.98
7.2.90.0040.00816.94
7.2.80.0030.00917.02
7.2.70.0050.00716.98
7.2.60.0070.00917.01
7.2.50.0080.00717.05
7.2.40.0080.00816.95
7.2.30.0090.00816.95
7.2.20.0060.00817.02
7.2.10.0050.00917.17
7.2.00.0060.00817.90
7.1.330.0070.00716.05
7.1.320.0090.00615.92
7.1.310.0040.00615.98
7.1.300.0080.00416.05
7.1.290.0070.00615.95
7.1.280.0070.01015.99
7.1.270.0040.00915.90
7.1.260.0030.01115.84
7.1.250.0090.00416.04
7.1.240.0020.00816.11
7.1.230.0000.01215.97
7.1.220.0030.01015.88
7.1.210.0110.00515.89
7.1.200.0050.01015.95
7.1.190.0080.00515.96
7.1.180.0060.00615.85
7.1.170.0080.00515.78
7.1.160.0080.00915.92
7.1.150.0070.00515.91
7.1.140.0090.00215.97
7.1.130.0050.00916.03
7.1.120.0020.00715.85
7.1.110.0090.00315.89
7.1.100.0060.00716.81
7.1.90.0050.00615.97
7.1.80.0050.01016.02
7.1.70.0040.00716.54
7.1.60.0070.00917.04
7.1.50.0070.01116.41
7.1.40.0050.00816.00
7.1.30.0050.00815.76
7.1.20.0080.00815.85
7.1.10.0090.00615.85
7.1.00.0050.03118.13
7.0.330.0070.00515.36
7.0.320.0060.00815.54
7.0.310.0050.00615.63
7.0.300.0040.00915.64
7.0.290.0050.01015.44
7.0.280.0030.00715.43
7.0.270.0040.00915.53
7.0.260.0050.00815.58
7.0.250.0060.00615.66
7.0.240.0040.00515.47
7.0.230.0030.00915.72
7.0.220.0020.01615.63
7.0.210.0100.00715.51
7.0.200.0280.00515.23
7.0.190.0040.01015.71
7.0.180.0050.01215.62
7.0.170.0120.00315.69
7.0.160.0060.00515.49
7.0.150.0080.00515.70
7.0.140.0050.00915.55
7.0.130.0050.01015.61
7.0.120.0050.00515.55
7.0.110.0050.00815.65
7.0.100.0030.01015.59
7.0.90.0090.00515.54
7.0.80.0080.00315.74
7.0.70.0040.00615.51
7.0.60.0130.02917.71
7.0.50.0060.01916.27
7.0.40.0080.02215.78
7.0.30.0140.01715.86
7.0.20.0110.01815.81
7.0.10.0070.03215.79
7.0.00.0040.02115.73
5.6.400.0080.00716.49
5.6.390.0060.00716.86
5.6.380.0050.00916.68
5.6.370.0070.00716.53
5.6.360.0080.00816.64
5.6.350.0040.00816.65
5.6.340.0080.00816.72
5.6.330.0080.00816.67
5.6.320.0000.01516.53
5.6.310.0050.01316.93
5.6.300.0090.00516.50
5.6.290.0100.00316.76
5.6.280.0090.02319.07
5.6.270.0020.01216.39
5.6.260.0080.00716.70
5.6.250.0100.00716.69
5.6.240.0070.00516.69
5.6.230.0110.00816.71
5.6.220.0030.01216.44
5.6.210.0060.02818.72
5.6.200.0060.02117.94
5.6.190.0090.02218.83
5.6.180.0160.03118.66
5.6.170.0190.02418.49
5.6.160.0110.03018.79
5.6.150.0080.03017.89
5.6.140.0090.03317.93
5.6.130.0020.02217.93
5.6.120.0130.03118.80
5.6.110.0110.02618.87
5.6.100.0070.02718.94
5.6.90.0110.03018.79
5.6.80.0100.02418.64
5.6.70.0050.01116.54
5.6.60.0130.00516.64
5.6.50.0050.00816.58
5.6.40.0090.00916.42
5.6.30.0070.01216.64
5.6.20.0020.01316.59
5.6.10.0080.00616.44
5.6.00.0090.00416.37
5.5.380.0060.01016.35
5.5.370.0100.00516.70
5.5.360.0110.00716.47
5.5.350.0160.02618.56
5.5.340.0080.03217.75
5.5.330.0110.01918.52
5.5.320.0170.02718.47
5.5.310.0130.03318.56
5.5.300.0090.02717.81
5.5.290.0100.01817.73
5.5.280.0090.02718.82
5.5.270.0110.03018.79
5.5.260.0110.02618.55
5.5.250.0080.02518.36
5.5.240.0090.01918.40
5.5.230.0060.01016.34
5.5.220.0130.00416.52
5.5.210.0090.00716.54
5.5.200.0060.01116.47
5.5.190.0060.00816.44
5.5.180.0040.00916.52
5.5.170.0070.00516.31
5.5.160.0160.00216.63
5.5.150.0040.01116.60
5.5.140.0030.01216.44
5.5.130.0000.01416.37
5.5.120.0100.00516.42
5.5.110.0090.00916.43
5.5.100.0070.00416.46
5.5.90.0080.00616.58
5.5.80.0020.01116.35
5.5.70.0080.00516.51
5.5.60.0120.00516.56
5.5.50.0080.00816.54
5.5.40.0110.00416.43
5.5.30.0110.00616.21
5.5.20.0100.00616.33
5.5.10.0110.00516.67
5.5.00.0100.00716.56

preferences:
53.6 ms | 401 KiB | 5 Q