3v4l.org

run code in 300+ PHP versions simultaneously
<?php $str = "Foo *Bar* Baz"; var_dump(preg_replace_callback('{\*([\\\*]*[^\*]+)\*?}', function($matches) { return "<b>{$matches[1]}</b>"; }, $str));

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)
8.3.60.0040.01118.41
8.3.50.0080.01122.17
8.3.40.0040.01119.27
8.3.30.0070.01419.09
8.3.20.0080.00019.04
8.3.10.0080.00021.24
8.3.00.0040.00423.54
8.2.180.0070.00716.75
8.2.170.0000.01422.96
8.2.160.0070.00720.52
8.2.150.0040.00424.18
8.2.140.0050.00324.66
8.2.130.0040.00426.16
8.2.120.0030.00619.55
8.2.110.0030.00720.52
8.2.100.0030.01018.16
8.2.90.0080.00019.22
8.2.80.0000.00818.05
8.2.70.0000.00817.61
8.2.60.0050.00318.05
8.2.50.0000.00818.07
8.2.40.0040.00418.28
8.2.30.0070.00021.36
8.2.20.0050.00318.01
8.2.10.0040.00417.84
8.2.00.0000.00917.92
8.1.280.0030.01525.92
8.1.270.0040.00423.99
8.1.260.0040.00426.35
8.1.250.0080.00028.09
8.1.240.0030.00623.97
8.1.230.0060.00620.95
8.1.220.0030.00618.77
8.1.210.0030.00718.79
8.1.200.0090.00017.47
8.1.190.0050.00317.65
8.1.180.0040.00418.10
8.1.170.0000.00818.71
8.1.160.0040.00418.97
8.1.150.0000.00718.86
8.1.140.0090.00017.57
8.1.130.0000.00817.92
8.1.120.0070.00017.63
8.1.110.0050.00317.56
8.1.100.0070.00017.46
8.1.90.0040.00417.58
8.1.80.0040.00417.63
8.1.70.0040.00417.60
8.1.60.0000.00817.75
8.1.50.0060.00317.64
8.1.40.0060.00317.55
8.1.30.0030.00517.74
8.1.20.0040.00417.81
8.1.10.0000.00817.74
8.1.00.0000.00817.55
8.0.300.0030.00719.99
8.0.290.0000.00817.05
8.0.280.0030.00318.50
8.0.270.0030.00317.18
8.0.260.0000.00616.96
8.0.250.0050.00317.14
8.0.240.0030.00617.12
8.0.230.0000.00817.02
8.0.220.0040.00417.10
8.0.210.0030.00517.09
8.0.200.0070.00016.94
8.0.190.0080.00017.14
8.0.180.0000.00716.95
8.0.170.0040.00416.96
8.0.160.0050.00217.14
8.0.150.0040.00417.01
8.0.140.0030.00617.05
8.0.130.0000.00813.47
8.0.120.0040.00417.01
8.0.110.0050.00217.01
8.0.100.0040.00417.04
8.0.90.0040.00416.92
8.0.80.0030.01217.16
8.0.70.0000.00817.07
8.0.60.0000.00717.04
8.0.50.0000.00717.04
8.0.30.0090.00917.47
8.0.20.0110.00817.55
8.0.10.0070.00017.25
8.0.00.0140.00816.99
7.4.330.0030.00314.99
7.4.320.0060.00016.69
7.4.300.0000.00616.72
7.4.290.0030.00316.67
7.4.280.0030.00316.68
7.4.270.0030.00316.79
7.4.260.0030.00313.54
7.4.250.0080.00016.86
7.4.240.0000.00716.88
7.4.230.0030.00316.67
7.4.220.0120.00616.82
7.4.210.0050.01116.85
7.4.200.0050.00316.52
7.4.190.0030.00316.86
7.4.160.0150.00716.75
7.4.150.0110.00917.40
7.4.140.0080.00917.86
7.4.130.0190.01016.85
7.4.120.0070.01216.70
7.4.110.0140.00316.69
7.4.100.0100.00716.60
7.4.90.0100.00716.79
7.4.80.0140.00519.37
7.4.70.0090.01216.66
7.4.60.0040.01416.64
7.4.50.0000.00716.76
7.4.40.0030.01322.52
7.4.30.0180.00016.82
7.4.00.0070.01115.28
7.3.330.0000.00513.44
7.3.320.0000.00613.30
7.3.310.0000.00716.51
7.3.300.0030.00316.37
7.3.290.0080.01116.43
7.3.280.0050.01016.37
7.3.270.0030.02017.40
7.3.260.0070.01218.24
7.3.250.0080.01116.60
7.3.240.0000.01716.52
7.3.230.0150.00316.77
7.3.210.0090.00916.79
7.3.200.0150.00319.39
7.3.190.0160.00616.48
7.3.180.0000.01616.68
7.3.170.0000.01516.44
7.3.160.0160.00016.64
7.3.120.0030.01314.90
7.3.110.0050.01014.87
7.3.100.0070.00614.89
7.3.90.0060.00614.84
7.3.80.0090.00415.03
7.3.70.0050.00814.76
7.3.60.0060.00615.05
7.3.50.0040.00714.92
7.3.40.0090.00615.03
7.3.30.0030.00914.89
7.3.20.0080.00716.82
7.3.10.0080.00716.78
7.3.00.0080.01116.76
7.2.330.0120.00616.85
7.2.320.0090.01516.66
7.2.310.0160.00616.88
7.2.300.0070.01016.84
7.2.290.0160.00316.75
7.2.250.0030.01715.19
7.2.240.0090.00815.23
7.2.230.0080.00815.11
7.2.220.0070.01015.14
7.2.210.0040.00915.30
7.2.200.0090.00515.29
7.2.190.0080.00615.12
7.2.180.0020.00815.23
7.2.170.0070.00715.11
7.2.160.0080.00814.78
7.2.150.0080.00816.98
7.2.140.0100.00317.27
7.2.130.0120.00916.78
7.2.120.0100.01216.99
7.2.110.0150.00516.93
7.2.100.0030.01416.87
7.2.90.0140.01116.96
7.2.80.0070.01216.99
7.2.70.0100.01216.96
7.2.60.0180.01117.03
7.2.50.0120.00816.70
7.2.40.0130.00616.90
7.2.30.0130.01216.94
7.2.20.0170.00717.10
7.2.10.0140.00417.01
7.2.00.0070.01117.83
7.1.330.0070.00916.09
7.1.320.0110.00315.95
7.1.310.0050.00716.07
7.1.300.0050.01016.00
7.1.290.0080.00515.82
7.1.280.0060.00515.83
7.1.270.0080.00716.04
7.1.260.0060.00816.01
7.1.250.0100.00715.90
7.1.100.0000.01518.17
7.1.70.0030.00517.49
7.1.60.0060.00617.44
7.1.50.0140.00717.28
7.1.00.0070.07322.49
7.0.200.0040.00416.61
7.0.140.0030.07322.00
7.0.60.0070.06719.83
7.0.50.0030.04017.90
7.0.40.0200.04720.42
7.0.30.0230.07020.35
7.0.20.0230.08020.18
7.0.10.0030.07720.11
7.0.00.0070.08320.13
5.6.210.0100.08020.73
5.6.200.0030.06318.12
5.6.190.0100.04720.48
5.6.180.0470.07020.48
5.6.170.0230.07720.38
5.6.160.0030.04320.50
5.6.150.0100.08018.15
5.6.140.0100.08018.11
5.6.130.0030.06718.17
5.6.120.0130.08021.09
5.6.110.0100.05021.09
5.6.100.0100.08021.09
5.6.90.0070.08321.00
5.6.80.0070.06020.41
5.5.350.0130.03720.43
5.5.340.0000.09018.00
5.5.330.0130.06320.35
5.5.320.0200.04320.29
5.5.310.0270.04720.28
5.5.300.0070.03718.09
5.5.290.0070.07017.95
5.5.280.0100.08020.93
5.5.270.0030.07020.89
5.5.260.0000.05020.72
5.5.250.0000.04320.68
5.5.240.0000.07720.13
5.4.450.3470.04019.48
5.4.440.3900.03319.46
5.4.430.4100.03319.31
5.4.420.3300.04019.56
5.4.410.3400.04019.05
5.4.400.3500.03018.95
5.4.390.3300.03718.95
5.4.380.3300.03719.24
5.4.370.3200.04018.87
5.4.360.3270.04018.85
5.4.350.3630.04019.22
5.4.340.3400.03319.25
5.4.320.3470.04019.32
5.4.310.3370.04019.07
5.4.300.3300.04018.95
5.4.290.3230.03718.98
5.4.280.3170.03718.99
5.4.270.3370.04019.17
5.4.260.3170.02719.22
5.4.250.4470.04019.08
5.4.240.3230.04019.13
5.4.230.3300.03319.16
5.4.220.3630.04319.07
5.4.210.4470.04019.16
5.4.200.3570.04019.21
5.4.190.3830.03018.97
5.4.180.3900.03719.07
5.4.170.3600.04719.30
5.4.160.3300.04019.14
5.4.150.3500.04019.14
5.4.140.3230.03716.46
5.4.130.3200.03316.33
5.4.120.3330.03016.37
5.4.110.3600.04716.35
5.4.100.3370.03716.35
5.4.90.3330.04016.55
5.4.80.0600.03716.26
5.4.70.0030.03316.44
5.4.60.0000.04016.51
5.4.50.3400.03016.52
5.4.40.3470.04316.23
5.4.30.3370.02716.23
5.4.20.3300.02716.49
5.4.10.3430.03716.48
5.4.00.3200.03015.80
5.3.290.3470.03314.65
5.3.280.3300.04314.56
5.3.270.3100.04014.51
5.3.260.3470.03714.57
5.3.250.3370.03714.60
5.3.240.3300.04014.54
5.3.230.3230.04014.59
5.3.220.3400.03314.57
5.3.210.3400.03714.47
5.3.200.3400.03314.47
5.3.190.3400.03014.57
5.3.180.3300.03714.44
5.3.170.0070.03014.53
5.3.160.3330.03714.47
5.3.150.3330.03714.61
5.3.140.3600.02714.52
5.3.130.3130.03314.51
5.3.120.2830.03714.55
5.3.110.3130.03314.41
5.3.100.3300.03713.96
5.3.90.3100.03713.93
5.3.80.3630.03014.04
5.3.70.3800.04014.11
5.3.60.3670.04014.08
5.3.50.3200.03314.02
5.3.40.4100.03313.95
5.3.30.2500.03013.82
5.3.20.0030.05313.67
5.3.10.3570.03313.56
5.3.00.3630.03713.65
5.2.170.2870.03311.85
5.2.160.2970.03711.85
5.2.150.3400.03011.85
5.2.140.0030.06311.85
5.2.130.0030.06711.85
5.2.120.2030.03011.85
5.2.110.3070.02711.85
5.2.100.2970.03011.85
5.2.90.3000.02311.85
5.2.80.2700.03311.85
5.2.70.2700.03011.85
5.2.60.2900.02711.85
5.2.50.2800.03011.85
5.2.40.2500.02711.85
5.2.30.2330.03311.85
5.2.20.2130.03311.85
5.2.10.2470.02711.85
5.2.00.2330.03011.85
5.1.60.2070.02711.85
5.1.50.3530.02711.85
5.1.40.2670.02011.85
5.1.30.2600.02711.85
5.1.20.2930.02311.85
5.1.10.2630.02711.85
5.1.00.2970.02011.85
5.0.50.1470.02011.85
5.0.40.1370.01311.85
5.0.30.1200.03011.85
5.0.20.1100.02011.85
5.0.10.1470.02011.85
5.0.00.1330.03311.85
4.4.90.1300.02311.85
4.4.80.1100.01311.85
4.4.70.1330.02011.85
4.4.60.1400.01711.85
4.4.50.1300.01711.85
4.4.40.1630.02311.85
4.4.30.1330.01711.85
4.4.20.1400.01711.85
4.4.10.1330.01311.85
4.4.00.1330.02311.85
4.3.110.1500.02011.85
4.3.100.1100.01311.85
4.3.90.1470.01011.85
4.3.80.1230.02711.85
4.3.70.1300.01311.85
4.3.60.1230.01311.85
4.3.50.1430.01711.85
4.3.40.1130.02711.85
4.3.30.0700.01711.85
4.3.20.0600.01711.85
4.3.10.0770.02311.85
4.3.00.0730.02311.85

preferences:
47.86 ms | 401 KiB | 5 Q