3v4l.org

run code in 300+ PHP versions simultaneously
<?php $str = '<b>asdfsdfds</b> asdfkjsadfasd'; printf (preg_replace('/<b>(.*?)<\/b>/', '$1', $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)
8.3.60.0110.00416.63
8.3.50.0120.00722.03
8.3.40.0090.00618.98
8.3.30.0140.00018.96
8.3.20.0070.00020.16
8.3.10.0070.00023.66
8.3.00.0040.00419.21
8.2.180.0040.01518.41
8.2.170.0060.00922.96
8.2.160.0030.01020.52
8.2.150.0040.00424.18
8.2.140.0050.00224.66
8.2.130.0040.00426.16
8.2.120.0040.00420.75
8.2.110.0060.00321.16
8.2.100.0080.00417.84
8.2.90.0040.00419.10
8.2.80.0040.00417.97
8.2.70.0030.00517.60
8.2.60.0070.00317.93
8.2.50.0060.00318.07
8.2.40.0030.00519.88
8.2.30.0000.00718.16
8.2.20.0060.00317.67
8.2.10.0040.00417.92
8.2.00.0000.01017.71
8.1.280.0140.00425.92
8.1.270.0040.00423.79
8.1.260.0040.00426.35
8.1.250.0040.00428.09
8.1.240.0080.00022.16
8.1.230.0070.00718.90
8.1.220.0040.00417.74
8.1.210.0000.00818.77
8.1.200.0030.00617.25
8.1.190.0040.00417.23
8.1.180.0000.00918.10
8.1.170.0030.00518.66
8.1.160.0040.00422.08
8.1.150.0070.00018.72
8.1.140.0050.00317.57
8.1.130.0060.00017.77
8.1.120.0000.00817.57
8.1.110.0080.00017.55
8.1.100.0040.00417.38
8.1.90.0040.00417.42
8.1.80.0040.00417.52
8.1.70.0070.00017.52
8.1.60.0040.00417.57
8.1.50.0000.00917.59
8.1.40.0040.00417.53
8.1.30.0060.00317.77
8.1.20.0030.00617.75
8.1.10.0040.00417.49
8.1.00.0080.00017.53
8.0.300.0000.00718.77
8.0.290.0050.00217.18
8.0.280.0030.00318.35
8.0.270.0000.00717.13
8.0.260.0030.00317.14
8.0.250.0060.00016.96
8.0.240.0000.00817.07
8.0.230.0030.00317.04
8.0.220.0000.00716.89
8.0.210.0070.00016.84
8.0.200.0000.00716.89
8.0.190.0000.00717.05
8.0.180.0040.00417.02
8.0.170.0000.00817.04
8.0.160.0030.00317.05
8.0.150.0030.00316.82
8.0.140.0000.00816.92
8.0.130.0060.00013.38
8.0.120.0020.00516.97
8.0.110.0000.00717.02
8.0.100.0000.00817.01
8.0.90.0000.00716.96
8.0.80.0060.00916.95
8.0.70.0050.00316.88
8.0.60.0000.00716.96
8.0.50.0030.00316.77
8.0.30.0110.00917.29
8.0.20.0080.01017.42
8.0.10.0040.00417.03
8.0.00.0090.00916.74
7.4.330.0000.00515.11
7.4.320.0000.00616.75
7.4.300.0060.00016.74
7.4.290.0040.00416.66
7.4.280.0000.00716.54
7.4.270.0030.00316.71
7.4.260.0030.00616.60
7.4.250.0000.00716.73
7.4.240.0020.00516.67
7.4.230.0000.00716.78
7.4.220.0120.00316.70
7.4.210.0050.00816.60
7.4.200.0040.00416.73
7.4.190.0030.00516.89
7.4.160.0130.00316.56
7.4.150.0130.01017.40
7.4.140.0110.01017.86
7.4.130.0080.00916.68
7.4.120.0090.00816.56
7.4.110.0090.00916.57
7.4.100.0100.00716.47
7.4.90.0090.00916.81
7.4.80.0070.01119.39
7.4.70.0060.01116.68
7.4.60.0140.00716.59
7.4.50.0050.00316.38
7.4.40.0100.00616.62
7.4.30.0160.00516.66
7.4.00.0030.01314.90
7.3.330.0030.00313.16
7.3.320.0000.00613.02
7.3.310.0050.00216.28
7.3.300.0000.00716.32
7.3.290.0100.01016.28
7.3.280.0070.01116.31
7.3.270.0120.00617.40
7.3.260.0120.01216.32
7.3.250.0170.00216.47
7.3.240.0140.00316.65
7.3.230.0140.00716.45
7.3.210.0160.00616.57
7.3.200.0120.00919.39
7.3.190.0160.00616.36
7.3.180.0130.00616.37
7.3.170.0160.00016.31
7.3.160.0030.01216.26
7.3.120.0120.00314.87
7.3.10.0060.00916.45
7.3.00.0060.01016.43
7.2.330.0070.01016.71
7.2.320.0030.01416.52
7.2.310.0130.00316.57
7.2.300.0000.01616.62
7.2.290.0090.01316.76
7.2.130.0060.00916.63
7.2.120.0030.00616.96
7.2.110.0030.01016.91
7.2.100.0100.00616.59
7.2.90.0080.00416.79
7.2.80.0020.00716.91
7.2.70.0030.01016.73
7.2.60.0090.00616.77
7.2.50.0070.01116.78
7.2.40.0040.00916.67
7.2.30.0000.01016.79
7.2.20.0150.00616.95
7.2.10.0170.00616.83
7.2.00.0170.00616.73
7.1.250.0030.00915.79
7.1.70.0050.00517.21
7.1.60.0130.00319.46
7.1.50.0130.01017.11
7.1.00.0030.07722.47
7.0.200.0050.00316.75
7.0.140.0030.07022.13
7.0.60.0000.07019.93
7.0.50.0130.07317.82
7.0.40.0070.04720.29
7.0.30.0230.07720.35
7.0.20.0230.08320.01
7.0.10.0130.08020.11
7.0.00.0170.07720.02
5.6.280.0100.06721.09
5.6.210.0030.04720.76
5.6.200.0070.04718.18
5.6.190.0000.04720.27
5.6.180.0370.03320.33
5.6.170.0200.07020.41
5.6.160.0030.07320.48
5.6.150.0100.07718.09
5.6.140.0070.07318.16
5.6.130.0100.08318.11
5.6.120.0100.07321.11
5.6.110.0200.07021.02
5.6.100.0130.04720.97
5.6.90.0070.05020.99
5.6.80.0000.09020.50
5.5.350.0330.06320.37
5.5.340.0100.08317.88
5.5.330.0030.07720.46
5.5.320.0030.08320.26
5.5.310.0200.04020.32
5.5.300.0070.07317.91
5.5.290.0070.05017.92
5.5.280.0030.04020.79
5.5.270.0100.07720.77
5.5.260.0100.08720.79
5.5.250.0100.07020.54
5.5.240.0000.08320.06
5.4.450.0770.06019.13
5.4.440.0870.05719.56
5.4.430.0170.05019.46
5.4.420.0830.05319.40
5.4.410.0800.05718.97
5.4.400.0530.06019.30
5.4.390.1100.07019.14
5.4.380.0100.06018.71
5.4.370.0230.06018.76
5.4.360.0270.04018.73
5.4.350.0130.05318.50
5.4.340.0270.05018.70
5.4.320.0090.03312.45
5.4.310.0080.03712.45
5.4.300.0060.03712.45
5.4.290.0050.03812.45
5.4.280.0060.03512.34
5.4.270.0040.03712.35
5.4.260.0040.03912.35
5.4.250.0080.05312.35
5.4.240.0050.05312.34
5.4.230.0110.03212.34
5.4.220.0040.03812.34
5.4.210.0040.03812.34
5.4.200.0060.03812.34
5.4.190.0080.03512.34
5.4.180.0030.03912.34
5.4.170.0050.03712.35
5.4.160.0030.03812.34
5.4.150.0070.03412.34
5.4.140.0070.03612.02
5.4.130.0070.04112.01
5.4.120.0090.03211.96
5.4.110.0070.03411.96
5.4.100.0060.03611.96
5.4.90.0020.04111.97
5.4.80.0050.03711.96
5.4.70.0080.03311.96
5.4.60.0050.03511.96
5.4.50.0040.03711.96
5.4.40.0050.03611.95
5.4.30.0050.03611.94
5.4.20.0030.03811.95
5.4.10.0050.03511.95
5.4.00.0090.03411.43
5.3.290.0060.03912.80
5.3.280.0090.03712.71
5.3.270.0040.04112.73
5.3.260.0070.03812.72
5.3.250.0060.03812.72
5.3.240.0050.04112.72
5.3.230.0100.03712.70
5.3.220.0060.03712.68
5.3.210.0090.03912.68
5.3.200.0100.04112.68
5.3.190.0070.03812.68
5.3.180.0070.03712.68
5.3.170.0040.03912.67
5.3.160.0060.04812.67
5.3.150.0100.04312.68
5.3.140.0070.05012.66
5.3.130.0120.05012.66
5.3.120.0070.05512.66
5.3.110.0080.05412.66
5.3.100.0080.04512.12
5.3.90.0070.03812.08
5.3.80.0090.03512.07
5.3.70.0070.03812.08
5.3.60.0050.03912.07
5.3.50.0060.03512.00
5.3.40.0070.03612.00
5.3.30.0080.03311.95
5.3.20.0050.03511.73
5.3.10.0040.04311.70
5.3.00.0120.07211.69
5.2.170.0120.0599.19
5.2.160.0200.0659.19
5.2.150.0070.0429.19
5.2.140.0070.0519.19
5.2.130.0130.0459.14
5.2.120.0060.0389.15
5.2.110.0040.0319.15
5.2.100.0050.0309.15
5.2.90.0060.0299.14
5.2.80.0040.0329.14
5.2.70.0040.0329.14
5.2.60.0040.0349.09
5.2.50.0050.0319.07
5.2.40.0070.0389.05
5.2.30.0070.0419.02
5.2.20.0050.0409.02
5.2.10.0040.0408.92
5.2.00.0060.0418.77
5.1.60.0030.0378.06
5.1.50.0060.0338.06
5.1.40.0040.0368.04
5.1.30.0070.0408.39
5.1.20.0070.0388.41
5.1.10.0080.0358.13
5.1.00.0080.0388.13
5.0.50.0020.0316.61
5.0.40.0040.0326.47
5.0.30.0070.0416.29
5.0.20.0040.0226.25
5.0.10.0040.0266.23
5.0.00.0030.0416.22
4.4.90.0030.0224.78
4.4.80.0040.0214.75
4.4.70.0050.0204.75
4.4.60.0010.0234.75
4.4.50.0040.0214.77
4.4.40.0040.0344.71
4.4.30.0040.0204.76
4.4.20.0030.0264.85
4.4.10.0040.0234.85
4.4.00.0040.0324.76
4.3.110.0030.0234.67
4.3.100.0020.0234.66
4.3.90.0020.0234.63
4.3.80.0060.0284.58
4.3.70.0060.0144.63
4.3.60.0030.0234.63
4.3.50.0000.0274.63
4.3.40.0050.0464.54
4.3.30.0030.0223.27
4.3.20.0020.0303.25
4.3.10.0050.0323.21
4.3.00.0030.02316.12

preferences:
35.17 ms | 401 KiB | 5 Q