3v4l.org

run code in 300+ PHP versions simultaneously
<?php $text = <<<TXT /some text/ TXT; $pattern = "/"; $pattern = preg_quote($pattern, '/'); var_dump($pattern); $matches = array(); $match = preg_match_all("/" . $pattern . "/mi", $text, $matches); var_dump($match, $matches);

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)
8.3.40.0150.00619.09
8.3.30.0030.01019.04
8.3.20.0040.00420.19
8.3.10.0050.00321.91
8.3.00.0030.00522.39
8.2.170.0140.00322.96
8.2.160.0000.01520.77
8.2.150.0080.00024.18
8.2.140.0080.00024.66
8.2.130.0050.00326.16
8.2.120.0100.00519.38
8.2.110.0030.00620.49
8.2.100.0090.00317.91
8.2.90.0080.00019.12
8.2.80.0060.00317.97
8.2.70.0030.00517.88
8.2.60.0050.00317.80
8.2.50.0030.00618.07
8.2.40.0040.00718.21
8.2.30.0030.00618.05
8.2.20.0000.00817.93
8.2.10.0000.00817.79
8.2.00.0040.00417.87
8.1.270.0050.00323.96
8.1.260.0080.00026.35
8.1.250.0110.00428.09
8.1.240.0000.00922.01
8.1.230.0070.00417.51
8.1.220.0050.00317.79
8.1.210.0060.00318.77
8.1.200.0000.00917.50
8.1.190.0000.00717.41
8.1.180.0000.00818.10
8.1.170.0040.00418.54
8.1.160.0000.00722.03
8.1.150.0040.00418.70
8.1.140.0040.00417.59
8.1.130.0030.00317.91
8.1.120.0040.00417.48
8.1.110.0050.00317.61
8.1.100.0040.00417.45
8.1.90.0000.00817.60
8.1.80.0040.00417.48
8.1.70.0030.00317.59
8.1.60.0040.00717.78
8.1.50.0030.00617.66
8.1.40.0000.00817.71
8.1.30.0040.00417.79
8.1.20.0000.00817.82
8.1.10.0000.00817.69
8.1.00.0030.00517.52
8.0.300.0040.00418.77
8.0.290.0060.00316.88
8.0.280.0030.00318.41
8.0.270.0040.00417.33
8.0.260.0070.00017.08
8.0.250.0030.00317.24
8.0.240.0000.00817.05
8.0.230.0040.00417.11
8.0.220.0070.00017.00
8.0.210.0030.00317.09
8.0.200.0030.00317.04
8.0.190.0040.00417.10
8.0.180.0050.00217.07
8.0.170.0030.00617.13
8.0.160.0000.00717.14
8.0.150.0000.00717.02
8.0.140.0040.00416.99
8.0.130.0000.00613.59
8.0.120.0080.00017.04
8.0.110.0000.00717.00
8.0.100.0040.00416.92
8.0.90.0040.00417.10
8.0.80.0070.01417.08
8.0.70.0000.00716.97
8.0.60.0050.00316.88
8.0.50.0040.00416.82
8.0.30.0140.00717.26
8.0.20.0070.01117.41
8.0.10.0040.00417.09
8.0.00.0100.01016.78
7.4.330.0050.00015.00
7.4.320.0000.00616.65
7.4.300.0000.00616.66
7.4.290.0030.00316.66
7.4.280.0080.00416.76
7.4.270.0000.00716.75
7.4.260.0000.00816.62
7.4.250.0040.00416.63
7.4.240.0000.00716.73
7.4.230.0030.00316.75
7.4.220.0050.01416.59
7.4.210.0090.00916.64
7.4.200.0040.00416.49
7.4.190.0050.00216.81
7.4.160.0090.00616.78
7.4.150.0090.00917.40
7.4.140.0120.00917.86
7.4.130.0100.01016.65
7.4.120.0120.00616.63
7.4.110.0130.00616.79
7.4.100.0130.00616.53
7.4.90.0030.01616.71
7.4.80.0160.00316.75
7.4.70.0030.01316.66
7.4.60.0080.00816.60
7.4.50.0000.00416.41
7.4.40.0090.00722.77
7.4.30.0090.00616.70
7.4.00.0070.00915.06
7.3.330.0030.00313.37
7.3.320.0000.00513.30
7.3.310.0040.00416.32
7.3.300.0000.00716.46
7.3.290.0160.00316.47
7.3.280.0110.00716.51
7.3.270.0150.00317.40
7.3.260.0150.00616.40
7.3.250.0090.01116.50
7.3.240.0030.01516.51
7.3.230.0100.01016.41
7.3.210.0130.00716.74
7.3.200.0070.01319.39
7.3.190.0100.01016.45
7.3.180.0030.01316.75
7.3.170.0120.00616.80
7.3.160.0060.00916.63
7.3.120.0060.01214.94
7.3.110.0080.00915.13
7.3.100.0060.00815.08
7.3.90.0050.00715.10
7.3.80.0050.00714.88
7.3.70.0050.00714.80
7.3.60.0080.00614.88
7.3.50.0080.00714.97
7.3.40.0070.00614.93
7.3.30.0050.00914.93
7.3.20.0050.00616.75
7.3.10.0070.00716.74
7.3.00.0030.01216.66
7.2.330.0070.01116.73
7.2.320.0130.01016.83
7.2.310.0090.01416.73
7.2.300.0070.01316.83
7.2.290.0100.00616.85
7.2.250.0100.00915.34
7.2.240.0030.01415.13
7.2.230.0100.00715.24
7.2.220.0080.00515.26
7.2.210.0060.01015.01
7.2.200.0050.00915.17
7.2.190.0110.00415.06
7.2.180.0070.00715.10
7.2.170.0060.00815.16
7.2.00.0070.00419.40
7.1.330.0080.00915.84
7.1.320.0060.00716.05
7.1.310.0060.00615.99
7.1.300.0030.01215.87
7.1.290.0040.00815.88
7.1.280.0070.00615.89
7.1.270.0070.00615.82
7.1.260.0070.00615.99
7.1.200.0120.00315.89
7.1.100.0000.01118.60
7.1.70.0030.00717.51
7.1.60.0060.01819.82
7.1.50.0130.01017.13
7.1.00.0130.06722.32
7.0.200.0060.00316.82
7.0.140.0000.07721.95
7.0.60.0070.07319.95
7.0.50.0030.09017.85
7.0.40.0100.08320.22
7.0.30.0170.04720.20
7.0.20.0130.05020.02
7.0.10.0000.05320.34
7.0.00.0070.04020.01
5.6.280.0100.06721.15
5.6.210.0070.08020.43
5.6.200.0030.04318.19
5.6.190.0100.08320.57
5.6.180.0230.08020.56
5.6.170.0300.05020.50
5.6.160.0030.04020.38
5.6.150.0170.07718.22
5.6.140.0130.07318.09
5.6.130.0070.08018.12
5.6.120.0100.08021.14
5.6.110.0100.08020.88
5.6.100.0130.07321.14
5.6.90.0030.08720.98
5.6.80.0030.09020.50
5.5.350.0300.07320.40
5.5.340.0070.05718.01
5.5.330.0030.08720.29
5.5.320.0230.07320.20
5.5.310.0230.06020.30
5.5.300.0070.06017.89
5.5.290.0070.08018.01
5.5.280.0070.05720.89
5.5.270.0070.06020.79
5.5.260.0100.04320.75
5.5.250.0100.08020.74
5.5.240.0070.03320.18
5.4.450.3270.04319.58
5.4.440.3500.04019.48
5.4.430.3470.04319.40
5.4.420.5630.02019.10
5.4.410.3900.04019.30
5.4.400.3600.03719.10
5.4.390.3500.04019.08
5.4.380.3600.03018.80
5.4.370.3700.04318.80
5.4.360.4100.03718.95
5.4.350.3330.03718.80
5.4.340.3770.04719.09
5.4.320.3730.04319.16
5.4.310.3800.03719.16
5.4.300.3500.03718.80
5.4.290.3730.03719.25
5.4.280.3500.03719.08
5.4.270.3870.03318.91
5.4.260.3730.04719.21
5.4.250.3400.03318.88
5.4.240.3300.03718.88
5.4.230.3270.03018.80
5.4.220.2770.03018.93
5.4.210.3530.03719.13
5.4.200.3570.03319.15
5.4.190.3300.03319.12
5.4.180.3370.03319.15
5.4.170.3500.04019.21
5.4.160.3400.03718.79
5.4.150.3530.04019.06
5.4.140.3230.03716.19
5.4.130.3600.04016.26
5.4.120.3230.04016.29
5.4.110.3570.03016.41
5.4.100.3970.03316.39
5.4.90.3900.03316.07
5.4.80.3500.03716.29
5.4.70.3630.04316.48
5.4.60.4000.03316.05
5.4.50.3900.04016.04
5.4.40.3430.03316.39
5.4.30.3270.03316.43
5.4.20.3330.03316.43
5.4.10.3530.03716.36
5.4.00.3500.03715.70
5.3.290.3470.03714.62
5.3.280.4030.04014.43
5.3.270.4100.04014.44
5.3.260.4270.03714.54
5.3.250.3800.03014.44
5.3.240.3200.04014.48
5.3.230.3430.03014.45
5.3.220.3500.04014.51
5.3.210.3700.04014.47
5.3.200.3500.03314.58
5.3.190.3730.03714.42
5.3.180.4300.03714.42
5.3.170.3030.04014.61
5.3.160.3400.04014.42
5.3.150.3470.03014.58
5.3.140.3570.03314.39
5.3.130.3370.04014.49
5.3.120.3100.03714.38
5.3.110.3300.03014.56
5.3.100.3600.03313.91
5.3.90.2970.03714.11
5.3.80.3370.03713.97
5.3.70.3430.02713.91
5.3.60.4170.04013.87
5.3.50.4200.03713.87
5.3.40.3900.04013.79
5.3.30.0670.06013.69
5.3.20.0500.04313.48
5.3.10.0330.04313.64
5.3.00.0270.05313.53
5.2.170.0400.04011.00
5.2.160.0230.03010.99
5.2.150.0330.05010.98
5.2.140.0230.03311.08
5.2.130.0400.05011.15
5.2.120.0330.02711.11
5.2.110.0370.04311.04
5.2.100.0300.05010.95
5.2.90.0270.03711.15
5.2.80.0270.03710.98
5.2.70.0400.06011.14
5.2.60.0370.03311.07
5.2.50.0330.05310.95
5.2.40.0370.05311.04
5.2.30.0200.03311.02
5.2.20.0300.05311.00
5.2.10.0300.02010.91
5.2.00.0200.02710.66
5.1.60.0200.05310.44
5.1.50.0270.03010.44
5.1.40.0230.02710.44
5.1.30.0270.05010.44
5.1.20.0230.03310.44
5.1.10.0370.04710.44
5.1.00.0370.03310.44
5.0.50.0170.01710.44
5.0.40.0200.03710.44
5.0.30.0230.04710.44
5.0.20.0230.02310.44
5.0.10.0170.03010.44
5.0.00.0100.06010.44
4.4.90.0130.02310.44
4.4.80.0170.02010.44
4.4.70.0170.01310.44
4.4.60.0130.01710.44
4.4.50.0130.02010.44
4.4.40.0100.02310.44
4.4.30.0230.02010.44
4.4.20.0130.01710.44
4.4.10.0130.02010.44
4.4.00.0170.02710.44
4.3.110.0130.01710.44
4.3.100.0130.03010.44
4.3.90.0130.03010.44
4.3.80.0130.02710.44
4.3.70.0170.02010.44
4.3.60.0300.02310.44
4.3.50.0130.01710.44
4.3.40.0200.05010.44
4.3.30.0100.02710.44
4.3.20.0070.03310.44
4.3.10.0100.03310.44
4.3.00.0130.03310.44

preferences:
33.58 ms | 400 KiB | 5 Q