3v4l.org

run code in 300+ PHP versions simultaneously
<?php $s = str_replace("fuck\xB2", '&sup2;', "* 170m² - 230m²"); echo $s;

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)
8.3.40.0040.01118.67
8.3.30.0110.00419.00
8.3.20.0070.00020.29
8.3.10.0070.00021.90
8.3.00.0100.00017.89
8.2.170.0150.00619.00
8.2.160.0120.00322.96
8.2.150.0040.00424.18
8.2.140.0040.00424.66
8.2.130.0050.00326.16
8.2.120.0070.00020.94
8.2.110.0030.00622.33
8.2.100.0110.00018.09
8.2.90.0050.00319.08
8.2.80.0090.00017.97
8.2.70.0000.00817.50
8.2.60.0050.00317.93
8.2.50.0060.00318.07
8.2.40.0060.00318.34
8.2.30.0000.00718.25
8.2.20.0070.00017.65
8.2.10.0070.00017.98
8.2.00.0040.00417.55
8.1.270.0050.00322.13
8.1.260.0070.00026.35
8.1.250.0040.00428.09
8.1.240.0060.00322.05
8.1.230.0060.00619.10
8.1.220.0000.00717.78
8.1.210.0000.00818.77
8.1.200.0030.00617.23
8.1.190.0060.00317.23
8.1.180.0000.00918.10
8.1.170.0000.00918.60
8.1.160.0000.00821.94
8.1.150.0000.00718.86
8.1.140.0040.00417.38
8.1.130.0060.00017.74
8.1.120.0030.00317.37
8.1.110.0000.00717.41
8.1.100.0040.00417.30
8.1.90.0050.00317.33
8.1.80.0040.00417.39
8.1.70.0000.00717.29
8.1.60.0060.00317.46
8.1.50.0040.00417.34
8.1.40.0040.00417.38
8.1.30.0030.00517.55
8.1.20.0000.00717.56
8.1.10.0020.00517.56
8.1.00.0070.00017.45
8.0.300.0030.00618.77
8.0.290.0040.00416.75
8.0.280.0030.00318.39
8.0.270.0000.00717.14
8.0.260.0000.00617.16
8.0.250.0030.00316.85
8.0.240.0050.00316.86
8.0.230.0070.00016.87
8.0.220.0030.00316.71
8.0.210.0000.00616.86
8.0.200.0030.00516.80
8.0.190.0070.00016.87
8.0.180.0000.00716.88
8.0.170.0030.00516.91
8.0.160.0040.00416.70
8.0.150.0080.00416.80
8.0.140.0000.00716.82
8.0.130.0000.00813.18
8.0.120.0070.00016.70
8.0.110.0020.00516.75
8.0.100.0000.00716.66
8.0.90.0000.00716.71
8.0.80.0090.01216.87
8.0.70.0020.00516.77
8.0.60.0040.00416.69
8.0.50.0040.00416.88
8.0.30.0110.00716.97
8.0.20.0130.00917.40
8.0.10.0000.00716.91
8.0.00.0110.00616.69
7.4.330.0020.00215.08
7.4.320.0060.00016.57
7.4.300.0000.00616.52
7.4.290.0030.00316.38
7.4.280.0030.00516.46
7.4.270.0030.00316.43
7.4.260.0040.00416.44
7.4.250.0050.00216.50
7.4.240.0030.00416.46
7.4.230.0040.00416.34
7.4.220.0060.01116.63
7.4.210.0140.00616.53
7.4.200.0060.00416.54
7.4.160.0090.00916.39
7.4.150.0180.00717.40
7.4.140.0050.01317.86
7.4.130.0080.00816.49
7.4.120.0150.00516.41
7.4.110.0130.00916.37
7.4.100.0130.00316.34
7.4.90.0030.01416.46
7.4.80.0070.01119.39
7.4.70.0060.00916.36
7.4.60.0100.00716.50
7.4.50.0000.00516.50
7.4.40.0170.00716.58
7.4.30.0080.00816.20
7.4.00.0030.00614.84
7.3.330.0050.00012.95
7.3.320.0000.00512.93
7.3.310.0050.00216.19
7.3.300.0060.00016.09
7.3.290.0080.00616.23
7.3.280.0080.00816.24
7.3.270.0070.01017.40
7.3.260.0080.00816.38
7.3.250.0100.00716.50
7.3.240.0090.00916.16
7.3.230.0130.01016.48
7.3.210.0130.00316.39
7.3.200.0210.00019.39
7.3.190.0070.01016.31
7.3.180.0070.01016.14
7.3.170.0100.00616.40
7.3.160.0100.00616.19
7.3.120.0000.01214.70
7.2.330.0040.01316.72
7.2.320.0030.01216.51
7.2.310.0100.00616.34
7.2.300.0080.00816.50
7.2.290.0040.01316.37
7.2.60.0100.00316.44
7.2.00.0030.01019.30
7.1.200.0090.00315.50
7.1.100.0100.00318.10
7.1.70.0080.00516.94
7.1.60.0140.01019.70
7.1.50.0220.01034.53
7.1.00.0030.07722.43
7.0.200.0060.00916.68
7.0.140.0030.07721.93
7.0.60.0070.08320.02
7.0.50.0000.08717.89
7.0.40.0100.03719.98
7.0.30.0400.08020.14
7.0.20.0230.03720.19
7.0.10.0130.08020.13
7.0.00.0030.04320.32
5.6.280.0100.06321.09
5.6.210.0270.06020.62
5.6.200.0000.08718.12
5.6.190.0070.04320.39
5.6.180.3300.04020.49
5.6.170.0170.04720.41
5.6.160.0100.08020.52
5.6.150.0070.08318.15
5.6.140.0030.07318.12
5.6.130.0030.04718.15
5.6.120.0070.08321.01
5.6.110.0030.04020.99
5.6.100.0100.08021.00
5.6.90.0100.05721.09
5.6.80.0200.07020.40
5.6.70.0400.06020.38
5.5.350.0330.05020.37
5.5.340.0070.06317.92
5.5.330.0070.07720.07
5.5.320.0230.07020.20
5.5.310.0300.07020.28
5.5.300.0070.05317.98
5.5.290.0070.04318.02
5.5.280.0100.08320.68
5.5.270.0070.08720.96
5.5.260.0070.07320.88
5.5.250.0100.03320.65
5.5.240.0300.04320.33
5.4.450.0470.06019.32
5.4.440.0900.06319.48
5.4.430.0100.07019.51
5.4.420.0130.06019.32
5.4.410.0230.04018.96
5.4.400.0130.05718.54
5.4.390.0200.05018.47
5.4.380.0170.05018.68
5.4.370.0100.03718.69
5.4.360.0100.04318.56
5.4.350.0120.04311.97
5.4.340.0090.03711.97
5.4.320.0030.04312.45
5.4.310.0070.04112.45
5.4.300.0050.04812.45
5.4.290.0070.03612.45
5.4.280.0070.03512.34
5.4.270.0050.03812.35
5.4.260.0060.03812.34
5.4.250.0070.03612.34
5.4.240.0070.03612.35
5.4.230.0060.03812.34
5.4.220.0050.03912.34
5.4.210.0060.04212.34
5.4.200.0080.03812.34
5.4.190.0080.03612.33
5.4.180.0030.04012.34
5.4.170.0050.03812.34
5.4.160.0050.03712.34
5.4.150.0040.03812.34
5.4.140.0070.03712.02
5.4.130.0070.03512.01
5.4.120.0080.03311.97
5.4.110.0090.03311.96
5.4.100.0100.03111.96
5.4.90.0070.03511.96
5.4.80.0090.04811.96
5.4.70.0090.03311.96
5.4.60.0050.04111.96
5.4.50.0040.03711.96
5.4.40.0070.03311.95
5.4.30.0070.03511.95
5.4.20.0070.03411.95
5.4.10.0060.03411.94
5.4.00.0050.03611.43
5.3.290.0050.04412.80
5.3.280.0060.03812.71
5.3.270.0040.04412.73
5.3.260.0040.04112.71
5.3.250.0070.03612.72
5.3.240.0060.03712.71
5.3.230.0060.04312.71
5.3.220.0060.03812.68
5.3.210.0070.03812.68
5.3.200.0080.03412.68
5.3.190.0050.03812.68
5.3.180.0070.03412.68
5.3.170.0070.03512.66
5.3.160.0060.04012.67
5.3.150.0070.03912.68
5.3.140.0070.03512.66
5.3.130.0060.03912.66
5.3.120.0080.03712.66
5.3.110.0080.03812.66
5.3.100.0060.03812.12
5.3.90.0030.04012.08
5.3.80.0060.03612.07
5.3.70.0030.03912.07
5.3.60.0070.03412.06
5.3.50.0100.03212.00
5.3.40.0060.03712.00
5.3.30.0050.03711.94
5.3.20.0030.03811.71
5.3.10.0070.03511.69
5.3.00.0060.03611.67
5.2.170.0060.0299.18
5.2.160.0070.0359.18
5.2.150.0070.0329.18
5.2.140.0040.0329.17
5.2.130.0040.0309.13
5.2.120.0060.0289.13
5.2.110.0020.0329.14
5.2.100.0030.0319.14
5.2.90.0030.0319.14
5.2.80.0060.0299.13
5.2.70.0060.0309.13
5.2.60.0040.0319.09
5.2.50.0060.0299.05
5.2.40.0050.0299.03
5.2.30.0060.0409.01
5.2.20.0040.0309.00
5.2.10.0040.0298.92
5.2.00.0040.0308.77
5.1.60.0060.0228.06
5.1.50.0040.0268.06
5.1.40.0060.0248.04
5.1.30.0070.0348.39
5.1.20.0050.0298.41
5.1.10.0020.0298.14
5.1.00.0070.0268.14
5.0.50.0040.0216.61
5.0.40.0020.0256.47
5.0.30.0050.0376.29
5.0.20.0040.0266.25
5.0.10.0050.0256.23
5.0.00.0040.0406.22
4.4.90.0050.0154.78
4.4.80.0030.0164.75
4.4.70.0010.0184.75
4.4.60.0030.0164.75
4.4.50.0040.0154.77
4.4.40.0020.0264.71
4.4.30.0010.0184.75
4.4.20.0060.0134.85
4.4.10.0010.0184.85
4.4.00.0040.0244.76
4.3.110.0040.0174.66
4.3.100.0050.0164.66
4.3.90.0020.0154.63
4.3.80.0050.0274.58
4.3.70.0040.0134.63
4.3.60.0040.0144.63
4.3.50.0030.0164.63
4.3.40.0010.0334.54
4.3.30.0040.0193.28
4.3.20.0030.0203.25
4.3.10.0010.0173.21
4.3.00.0030.0207.17

preferences:
38 ms | 400 KiB | 5 Q