3v4l.org

run code in 300+ PHP versions simultaneously
<?php $string = '<b>AAAAA</b>'; var_dump( preg_replace('^<(*)>(*)<(*)$)', '*') );

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)
8.3.60.0040.01816.88
8.3.50.0120.00821.94
8.3.40.0070.00718.83
8.3.30.0070.00719.25
8.3.20.0040.00420.30
8.3.10.0030.00523.53
8.3.00.0040.00419.02
8.2.180.0090.00918.61
8.2.170.0060.01222.96
8.2.160.0030.01020.21
8.2.150.0050.00324.18
8.2.140.0050.00324.66
8.2.130.0080.00026.16
8.2.120.0110.00719.83
8.2.110.0060.00321.91
8.2.100.0140.00017.91
8.2.90.0040.00419.05
8.2.80.0000.00817.97
8.2.70.0030.00717.63
8.2.60.0040.00417.80
8.2.50.0030.00518.07
8.2.40.0080.00019.76
8.2.30.0000.00718.09
8.2.20.0040.00417.54
8.2.10.0000.00817.96
8.2.00.0040.00417.61
8.1.280.0150.00325.92
8.1.270.0000.00822.19
8.1.260.0050.00326.35
8.1.250.0040.00428.09
8.1.240.0030.00623.95
8.1.230.0100.00019.07
8.1.220.0090.00017.74
8.1.210.0040.00418.77
8.1.200.0000.01117.23
8.1.190.0050.00317.10
8.1.180.0060.00318.10
8.1.170.0090.00018.50
8.1.160.0030.00521.98
8.1.150.0050.00218.49
8.1.140.0070.00017.39
8.1.130.0000.00717.80
8.1.120.0040.00417.31
8.1.110.0060.00317.39
8.1.100.0040.00417.42
8.1.90.0030.00317.39
8.1.80.0030.00517.33
8.1.70.0030.00317.27
8.1.60.0030.00617.41
8.1.50.0000.00817.39
8.1.40.0070.00017.45
8.1.30.0000.00817.66
8.1.20.0040.00417.49
8.1.10.0040.00417.45
8.1.00.0000.00717.52
8.0.300.0050.00319.21
8.0.290.0040.00416.93
8.0.280.0030.00318.25
8.0.270.0030.00317.19
8.0.260.0060.00017.21
8.0.250.0020.00516.91
8.0.240.0000.00816.84
8.0.230.0040.00216.95
8.0.220.0030.00316.84
8.0.210.0000.00716.92
8.0.200.0000.00616.82
8.0.190.0040.00416.91
8.0.180.0050.00216.80
8.0.170.0000.00716.85
8.0.160.0040.00416.80
8.0.150.0000.00716.84
8.0.140.0050.00216.83
8.0.130.0070.00013.26
8.0.120.0050.00316.91
8.0.110.0040.00416.92
8.0.100.0040.00416.89
8.0.90.0000.00716.76
8.0.80.0120.00316.86
8.0.70.0050.00216.76
8.0.60.0040.00416.79
8.0.50.0050.00216.85
8.0.30.0130.00616.99
8.0.20.0080.01017.40
8.0.10.0040.00417.00
8.0.00.0110.00816.64
7.4.330.0030.00315.06
7.4.320.0040.00416.50
7.4.300.0030.00316.42
7.4.290.0030.00316.46
7.4.280.0040.00416.52
7.4.270.0000.00716.44
7.4.260.0030.00316.37
7.4.250.0070.00016.42
7.4.240.0040.00316.35
7.4.230.0030.00316.27
7.4.220.0070.01116.56
7.4.210.0070.01116.45
7.4.200.0040.00416.56
7.4.190.0040.00316.47
7.4.160.0180.00616.49
7.4.150.0100.00717.40
7.4.140.0080.01017.86
7.4.130.0130.00416.51
7.4.120.0100.01016.37
7.4.110.0120.00516.38
7.4.100.0200.00316.51
7.4.90.0130.00416.52
7.4.80.0080.01219.39
7.4.70.0100.00616.39
7.4.60.0030.01716.53
7.4.50.0000.00716.56
7.4.40.0080.00816.59
7.4.30.0060.00916.29
7.4.00.0040.01115.01
7.3.330.0050.00013.05
7.3.320.0000.00513.12
7.3.310.0030.00316.05
7.3.300.0030.00316.16
7.3.290.0030.01616.25
7.3.280.0130.00916.22
7.3.270.0110.00617.40
7.3.260.0140.00316.14
7.3.250.0070.01016.39
7.3.240.0120.01216.18
7.3.230.0100.00716.39
7.3.210.0070.01016.25
7.3.200.0090.00919.39
7.3.190.0140.00416.21
7.3.180.0150.00616.31
7.3.170.0100.00616.27
7.3.160.0030.01216.40
7.3.120.0060.01014.73
7.3.110.0070.01114.76
7.3.100.0070.00714.59
7.3.90.0030.00614.73
7.3.80.0040.00414.75
7.3.70.0030.01214.72
7.3.60.0030.01014.71
7.3.50.0030.00714.72
7.3.40.0040.01414.48
7.3.30.0030.00914.76
7.3.20.0070.00716.55
7.3.10.0070.00716.63
7.3.00.0030.00816.44
7.2.330.0100.00716.39
7.2.320.0060.01516.15
7.2.310.0160.00816.45
7.2.300.0160.00616.15
7.2.290.0100.00616.35
7.2.240.0060.00614.83
7.2.230.0070.00715.06
7.2.220.0080.00814.92
7.2.210.0000.01614.94
7.2.200.0030.00914.88
7.2.190.0000.00814.64
7.2.180.0040.00814.84
7.2.170.0070.01014.69
7.2.160.0000.01514.79
7.2.150.0040.01216.70
7.2.140.0060.00316.80
7.2.130.0050.00616.58
7.2.120.0050.00616.64
7.2.110.0030.00916.63
7.2.100.0030.01016.70
7.2.90.0090.00716.76
7.2.80.0030.01116.58
7.2.70.0070.00416.54
7.2.60.0020.01116.84
7.2.50.0040.00616.73
7.2.40.0050.01116.74
7.2.30.0070.00916.69
7.2.20.0040.00916.77
7.2.10.0050.00716.53
7.2.00.0090.00616.63
7.1.330.0100.00315.56
7.1.320.0120.00415.44
7.1.310.0040.01115.69
7.1.300.0030.01015.66
7.1.290.0030.01515.49
7.1.280.0030.00615.61
7.1.270.0000.01615.64
7.1.260.0030.01015.50
7.1.250.0020.01315.75
7.1.70.0150.00416.93
7.1.60.0060.01919.46
7.1.50.0110.01416.83
7.1.00.0100.07022.31
7.0.200.0060.00316.66
7.0.140.0030.07322.12
7.0.60.0100.05719.96
7.0.50.0030.04717.63
7.0.40.0070.08020.20
7.0.30.0170.05320.04
7.0.20.0330.07720.00
7.0.10.0530.03020.11
7.0.00.0100.08020.11
5.6.280.0000.07721.10
5.6.210.0070.07320.60
5.6.200.0030.08318.13
5.6.190.0070.07720.43
5.6.180.0200.03720.38
5.6.170.0230.05020.44
5.6.160.0100.08320.46
5.6.150.0030.08318.08
5.6.140.0030.05018.16
5.6.130.0100.03718.21
5.6.120.0100.07720.99
5.6.110.0000.04321.04
5.6.100.0100.07320.88
5.6.90.0000.04720.96
5.6.80.0070.06020.40
5.6.70.0300.06720.27
5.5.350.3930.04320.38
5.5.340.0130.08017.95
5.5.330.0030.08320.43
5.5.320.0070.08020.20
5.5.310.0330.08320.20
5.5.300.0030.08317.91
5.5.290.0070.08717.95
5.5.280.0070.04020.73
5.5.270.0070.08020.76
5.5.260.0100.04320.96
5.5.250.0100.08020.78
5.5.240.0130.07320.34
5.4.450.0670.05719.47
5.4.440.0630.06319.49
5.4.430.1130.07319.60
5.4.420.0730.06719.27
5.4.410.1130.06019.10
5.4.400.0370.07018.76
5.4.390.0370.05018.53
5.4.380.0230.05718.73
5.4.370.0070.05718.64
5.4.360.0070.04018.64
5.4.350.0060.04011.97
5.4.340.0070.04211.97
5.4.320.0080.03512.45
5.4.310.0080.03812.45
5.4.300.0040.03912.45
5.4.290.0030.04212.45
5.4.280.0070.05112.34
5.4.270.0050.03912.35
5.4.260.0080.03812.35
5.4.250.0060.03812.35
5.4.240.0080.03512.35
5.4.230.0060.04112.34
5.4.220.0110.03912.34
5.4.210.0080.04012.34
5.4.200.0110.04212.34
5.4.190.0070.03912.34
5.4.180.0070.05412.33
5.4.170.0070.06112.35
5.4.160.0080.03812.34
5.4.150.0070.04612.34
5.4.140.0090.04812.02
5.4.130.0100.04312.01
5.4.120.0070.04911.97
5.4.110.0050.05211.96
5.4.100.0060.03511.96
5.4.90.0120.05511.97
5.4.80.0030.05711.96
5.4.70.0060.03511.96
5.4.60.0080.05211.96
5.4.50.0130.05311.96
5.4.40.0070.05111.95
5.4.30.0070.03911.95
5.4.20.0060.05311.95
5.4.10.0080.04311.95
5.4.00.0070.04711.43
5.3.290.0070.03712.80
5.3.280.0070.05312.71
5.3.270.0080.03812.73
5.3.260.0060.04012.72
5.3.250.0040.03912.72
5.3.240.0100.03912.72
5.3.230.0080.03712.71
5.3.220.0050.03912.68
5.3.210.0080.05312.68
5.3.200.0080.05312.68
5.3.190.0080.05212.68
5.3.180.0130.05612.68
5.3.170.0070.03912.67
5.3.160.0060.04912.68
5.3.150.0110.06612.68
5.3.140.0060.03912.66
5.3.130.0020.04512.65
5.3.120.0040.04412.66
5.3.110.0050.04012.66
5.3.100.0060.03912.12
5.3.90.0070.03712.08
5.3.80.0050.03712.08
5.3.70.0090.03512.07
5.3.60.0050.03712.06
5.3.50.0060.03512.00
5.3.40.0100.03112.00
5.3.30.0070.03411.94
5.3.20.0050.03511.71
5.3.10.0040.03611.69
5.3.00.0050.03711.67
5.2.170.0040.0319.18
5.2.160.0060.0289.18
5.2.150.0060.0299.18
5.2.140.0060.0289.17
5.2.130.0050.0299.13
5.2.120.0030.0309.13
5.2.110.0050.0289.14
5.2.100.0050.0289.13
5.2.90.0040.0299.13
5.2.80.0060.0289.13
5.2.70.0040.0309.13
5.2.60.0060.0289.08
5.2.50.0030.0319.05
5.2.40.0020.0319.03
5.2.30.0070.0269.01
5.2.20.0040.0289.00
5.2.10.0060.0268.92
5.2.00.0050.0298.77
5.1.60.0030.0258.06
5.1.50.0030.0258.06
5.1.40.0020.0268.04
5.1.30.0040.0268.39
5.1.20.0040.0268.41
5.1.10.0030.0278.14
5.1.00.0040.0258.14
5.0.50.0040.0196.61
5.0.40.0030.0186.47
5.0.30.0020.0326.28
5.0.20.0060.0166.25
5.0.10.0040.0196.23
5.0.00.0020.0326.23
4.4.90.0020.0154.78
4.4.80.0020.0154.76
4.4.70.0010.0164.75
4.4.60.0040.0144.76
4.4.50.0010.0174.77
4.4.40.0040.0244.71
4.4.30.0010.0174.76
4.4.20.0050.0134.85
4.4.10.0020.0164.85
4.4.00.0040.0234.76
4.3.110.0040.0144.67
4.3.100.0020.0164.66
4.3.90.0020.0154.64
4.3.80.0040.0244.59
4.3.70.0010.0164.63
4.3.60.0030.0154.63
4.3.50.0020.0164.62
4.3.40.0020.0244.54
4.3.30.0060.0173.28
4.3.20.0020.0153.25
4.3.10.0020.0163.21
4.3.00.0130.0207.15

preferences:
39.09 ms | 400 KiB | 5 Q