3v4l.org

run code in 300+ PHP versions simultaneously
<?php $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);

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)
8.3.60.0120.00916.75
8.3.50.0060.00918.14
8.3.40.0110.00418.79
8.3.30.0110.00718.74
8.3.20.0030.00620.32
8.3.10.0040.00420.83
8.3.00.0080.00023.79
8.2.180.0160.00616.50
8.2.170.0040.01122.96
8.2.160.0130.00322.25
8.2.150.0040.01124.18
8.2.140.0090.00024.66
8.2.130.0000.00820.88
8.2.120.0120.00626.35
8.2.110.0070.00319.45
8.2.100.0110.00018.16
8.2.90.0000.00819.18
8.2.80.0040.00417.97
8.2.70.0030.00617.75
8.2.60.0080.00017.92
8.2.50.0060.00318.09
8.2.40.0000.00822.40
8.2.30.0070.00019.51
8.2.20.0080.00017.86
8.2.10.0000.00718.14
8.2.00.0080.00018.04
8.1.280.0090.00925.92
8.1.270.0040.01522.33
8.1.260.0050.00328.09
8.1.250.0070.01128.09
8.1.240.0040.00419.27
8.1.230.0070.00417.95
8.1.220.0060.00617.74
8.1.210.0000.00818.77
8.1.200.0060.00317.48
8.1.190.0040.00417.48
8.1.180.0040.00418.10
8.1.170.0040.00418.77
8.1.160.0070.00020.70
8.1.150.0040.00418.94
8.1.140.0030.00619.66
8.1.130.0030.00317.64
8.1.120.0070.00017.62
8.1.110.0040.00417.50
8.1.100.0040.00417.62
8.1.90.0070.00017.53
8.1.80.0070.00017.56
8.1.70.0060.00317.62
8.1.60.0030.00517.63
8.1.50.0060.00317.57
8.1.40.0040.00417.59
8.1.30.0050.00317.72
8.1.20.0050.00317.69
8.1.10.0080.00017.74
8.1.00.0040.00417.72
8.0.300.0030.00518.77
8.0.290.0000.00816.88
8.0.280.0030.00318.46
8.0.270.0000.00717.23
8.0.260.0000.00817.26
8.0.250.0030.00317.16
8.0.240.0050.00316.98
8.0.230.0080.00017.07
8.0.220.0030.00317.09
8.0.210.0000.00716.91
8.0.200.0060.00316.96
8.0.190.0040.00417.02
8.0.180.0080.00017.01
8.0.170.0040.00417.01
8.0.160.0040.00417.00
8.0.150.0000.00816.89
8.0.140.0060.00616.89
8.0.130.0000.00613.50
8.0.120.0000.00817.05
8.0.110.0050.00316.93
8.0.100.0030.00516.91
8.0.90.0020.00517.00
8.0.80.0040.01417.00
8.0.70.0080.00017.07
8.0.60.0070.00016.98
8.0.50.0050.00216.89
8.0.30.0140.00417.27
8.0.20.0110.01017.40
8.0.10.0070.00017.12
8.0.00.0110.00916.87
7.4.330.0000.00516.64
7.4.320.0000.00716.70
7.4.300.0060.00016.81
7.4.290.0050.00316.69
7.4.280.0030.00616.82
7.4.270.0070.00016.71
7.4.260.0040.00416.69
7.4.250.0040.00416.68
7.4.240.0000.00716.80
7.4.230.0040.00416.45
7.4.220.0080.01216.75
7.4.210.0010.01616.71
7.4.200.0000.00716.88
7.4.160.0060.01016.74
7.4.150.0120.00617.40
7.4.140.0180.00517.86
7.4.130.0070.01016.63
7.4.120.0080.01316.60
7.4.110.0140.00316.75
7.4.100.0100.01316.55
7.4.90.0100.00916.65
7.4.80.0090.01219.39
7.4.70.0130.00616.61
7.4.60.0090.00916.71
7.4.50.0070.00716.50
7.4.40.0120.00416.59
7.4.30.0120.00916.65
7.4.10.0080.01215.22
7.4.00.0080.01015.19
7.3.330.0080.00013.24
7.3.320.0000.00613.26
7.3.310.0000.00716.38
7.3.300.0020.00516.33
7.3.290.0040.00416.23
7.3.280.0080.00916.38
7.3.270.0050.01417.40
7.3.260.0120.00816.45
7.3.250.0120.00916.38
7.3.240.0060.01116.52
7.3.230.0060.01616.64
7.3.210.0130.01016.37
7.3.200.0120.01019.39
7.3.190.0030.01316.55
7.3.180.0110.00616.32
7.3.170.0080.00816.30
7.3.160.0100.00616.66
7.3.130.0130.00615.29
7.3.120.0080.01114.82
7.3.110.0090.00914.90
7.3.100.0100.00514.94
7.3.90.0080.00514.76
7.3.80.0040.00914.87
7.3.70.0050.00914.90
7.3.60.0040.01114.73
7.3.50.0040.00614.93
7.3.40.0070.00514.73
7.3.30.0060.00614.73
7.3.20.0070.00516.69
7.3.10.0050.00716.71
7.3.00.0030.00816.62
7.2.330.0160.00616.66
7.2.320.0070.01116.70
7.2.310.0170.00316.59
7.2.300.0130.00316.65
7.2.290.0090.00916.47
7.2.260.0120.00415.23
7.2.250.0100.00715.18
7.2.240.0080.00814.99
7.2.230.0050.00815.16
7.2.220.0030.01014.95
7.2.210.0060.00814.88
7.2.200.0080.00714.99
7.2.190.0130.00214.92
7.2.180.0050.00514.91
7.2.170.0020.01514.84
7.2.160.0070.01015.27
7.2.150.0060.00317.00
7.2.140.0060.00316.98
7.2.130.0100.00316.77
7.2.120.0030.01216.80
7.2.110.0000.01717.04
7.2.100.0000.00916.95
7.2.90.0040.01117.19
7.2.80.0070.01017.26
7.2.70.0050.00517.13
7.2.60.0080.00817.08
7.2.50.0070.00316.84
7.2.40.0060.00317.17
7.2.30.0030.01217.04
7.2.20.0040.01116.84
7.2.10.0110.00017.12
7.2.00.0080.00618.43
7.1.330.0100.00515.93
7.1.320.0050.00915.72
7.1.310.0060.00415.96
7.1.300.0050.00815.93
7.1.290.0070.00415.95
7.1.280.0050.00815.84
7.1.270.0030.01215.95
7.1.260.0080.00515.90
7.1.250.0070.00715.95
7.1.240.0050.00516.16
7.1.230.0060.00315.83
7.1.220.0070.00715.69
7.1.210.0000.01416.03
7.1.200.0100.00515.85
7.1.190.0060.00316.04
7.1.180.0070.00715.96
7.1.170.0060.00915.92
7.1.160.0060.00615.74
7.1.150.0000.01315.81
7.1.140.0060.00315.92
7.1.130.0030.00615.86
7.1.120.0060.00615.89
7.1.110.0060.00915.72
7.1.100.0050.00717.21
7.1.90.0060.00616.06
7.1.80.0070.00715.90
7.1.70.0050.00716.71
7.1.60.0050.01517.63
7.1.50.0040.01116.52
7.1.40.0030.01015.82
7.1.30.0030.01016.06
7.1.20.0060.00315.92
7.1.10.0000.01415.84
7.1.00.0000.03819.15
7.0.330.0070.00715.45
7.0.320.0060.00615.66
7.0.310.0000.01715.34
7.0.300.0100.00315.54
7.0.290.0090.00315.56
7.0.280.0030.01015.46
7.0.270.0060.00315.71
7.0.260.0110.00315.70
7.0.250.0090.00615.68
7.0.240.0030.01015.61
7.0.230.0060.00315.66
7.0.220.0110.00415.48
7.0.210.0030.01015.49
7.0.200.0210.00815.31
7.0.190.0000.01115.69
7.0.180.0080.00815.43
7.0.170.0030.01015.72
7.0.160.0040.00815.70
7.0.150.0040.00415.44
7.0.140.0070.00315.59
7.0.130.0070.00715.67
7.0.120.0060.00815.40
7.0.110.0030.00615.29
7.0.100.0100.00315.38
7.0.90.0100.00715.52
7.0.80.0050.01115.75
7.0.70.0000.01315.78
7.0.60.0230.04017.79
7.0.50.0080.02816.79
7.0.40.0060.03016.72
7.0.30.0150.03316.86
7.0.20.0230.03317.02
7.0.10.0070.03216.89
7.0.00.0050.03016.85
5.6.400.0060.00617.01
5.6.390.0100.00716.59
5.6.380.0040.01416.22
5.6.370.0080.01216.84
5.6.360.0120.00316.84
5.6.350.0030.00716.75
5.6.340.0120.00616.77
5.6.330.0000.01616.80
5.6.320.0080.00416.90
5.6.310.0090.00616.73
5.6.300.0120.00316.70
5.6.290.0060.00916.65
5.6.280.0030.02320.05
5.6.270.0080.00816.70
5.6.260.0000.01216.78
5.6.250.0000.01716.71
5.6.240.0040.01816.89
5.6.230.0110.01116.72
5.6.220.0000.01016.68
5.6.210.0070.03119.81
5.6.200.0070.02818.63
5.6.190.0090.04719.67
5.6.180.0160.03619.79
5.6.170.0130.02919.76
5.6.160.0090.04619.87
5.6.150.0090.04518.49
5.6.140.0100.04118.53
5.6.130.0070.02518.49
5.6.120.0050.03720.02
5.6.110.0050.04720.07
5.6.100.0070.03519.94
5.6.90.0110.04319.97
5.6.80.0100.04519.67
5.6.70.0060.00616.39
5.6.60.0040.00816.57
5.6.50.0060.00916.68
5.6.40.0000.01516.68
5.6.30.0030.00816.62
5.6.20.0070.00816.84
5.6.10.0030.00716.64
5.6.00.0030.01016.64
5.5.380.0000.02116.35
5.5.370.0040.00816.59
5.5.360.0120.00316.43
5.5.350.0100.02719.49
5.5.340.0050.03718.38
5.5.330.0070.02319.40
5.5.320.0250.02019.61
5.5.310.0200.04019.51
5.5.300.0090.04618.41
5.5.290.0020.03218.33
5.5.280.0090.04419.83
5.5.270.0100.03519.82
5.5.260.0090.04419.78
5.5.250.0130.04319.61
5.5.240.0070.02319.41
5.5.230.0060.00916.45
5.5.220.0000.01116.48
5.5.210.0060.00916.20
5.5.200.0060.00616.45
5.5.190.0030.00916.53
5.5.180.0070.01016.43
5.5.170.0070.01016.48
5.5.160.0040.01116.61
5.5.150.0080.00816.60
5.5.140.0090.00616.52
5.5.130.0060.01016.37
5.5.120.0030.01316.58
5.5.110.0030.01016.38
5.5.100.0070.00316.55
5.5.90.0040.01116.22
5.5.80.0090.00616.34
5.5.70.0130.00716.49
5.5.60.0070.01016.46
5.5.50.0100.00016.54
5.5.40.0130.00616.42
5.5.30.0070.00416.28
5.5.20.0070.00716.34
5.5.10.0040.01016.52
5.5.00.0100.00316.40

preferences:
45.54 ms | 400 KiB | 5 Q