3v4l.org

run code in 300+ PHP versions simultaneously
<?php $_content = '$1$2'; $_content = preg_replace('#(.*)#', '<span name="iframe_stretch">$1</span>', $_content); echo $_content; //var_dump($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)
8.3.60.0090.00616.63
8.3.50.0140.00722.97
8.3.40.0100.00718.82
8.3.30.0120.00318.86
8.3.20.0000.00820.16
8.3.10.0150.00023.50
8.3.00.0040.00419.50
8.2.180.0090.00918.50
8.2.170.0110.01122.96
8.2.160.0070.00720.32
8.2.150.0080.00024.18
8.2.140.0050.00224.66
8.2.130.0180.00026.16
8.2.120.0040.00421.14
8.2.110.0090.00022.29
8.2.100.0040.00718.09
8.2.90.0040.00419.23
8.2.80.0000.00817.97
8.2.70.0050.00317.75
8.2.60.0040.00418.04
8.2.50.0000.00818.07
8.2.40.0040.00418.16
8.2.30.0040.00418.07
8.2.20.0000.00817.77
8.2.10.0060.00318.19
8.2.00.0070.00017.99
8.1.280.0070.01025.92
8.1.270.0120.00424.02
8.1.260.0040.00426.35
8.1.250.0000.00728.09
8.1.240.0060.00323.96
8.1.230.0080.00419.10
8.1.220.0030.00617.79
8.1.210.0040.00418.77
8.1.200.0030.00617.22
8.1.190.0030.00617.23
8.1.180.0000.00818.10
8.1.170.0040.00418.62
8.1.160.0000.00722.02
8.1.150.0050.00218.89
8.1.140.0040.00417.60
8.1.130.0030.00317.81
8.1.120.0000.00717.48
8.1.110.0000.00717.58
8.1.100.0060.00317.51
8.1.90.0030.00617.52
8.1.80.0050.00517.55
8.1.70.0000.00717.49
8.1.60.0000.00917.61
8.1.50.0030.00617.60
8.1.40.0040.00417.63
8.1.30.0030.00517.79
8.1.20.0000.00917.70
8.1.10.0040.00417.59
8.1.00.0050.00217.49
8.0.300.0000.00718.77
8.0.290.0040.00416.88
8.0.280.0030.00518.46
8.0.270.0050.00317.27
8.0.260.0000.00717.32
8.0.250.0050.00217.17
8.0.240.0030.00517.06
8.0.230.0000.00717.10
8.0.220.0030.00317.11
8.0.210.0030.00316.94
8.0.200.0070.00017.06
8.0.190.0040.00417.16
8.0.180.0080.00417.09
8.0.170.0080.00017.08
8.0.160.0040.00417.08
8.0.150.0040.00416.96
8.0.140.0030.00616.92
8.0.130.0030.00313.50
8.0.120.0050.00316.96
8.0.110.0000.00816.90
8.0.100.0040.00417.08
8.0.90.0040.00416.84
8.0.80.0090.00617.11
8.0.70.0000.00716.92
8.0.60.0070.00016.90
8.0.50.0040.00416.89
8.0.30.0120.00817.14
8.0.20.0210.01317.40
8.0.10.0040.00416.96
8.0.00.0090.00916.90
7.4.330.0060.00015.00
7.4.320.0030.00316.68
7.4.300.0040.00416.72
7.4.290.0000.00716.66
7.4.280.0030.00616.68
7.4.270.0070.00016.57
7.4.260.0060.00316.66
7.4.250.0040.00416.67
7.4.240.0040.00316.72
7.4.230.0000.00716.55
7.4.220.0070.01116.66
7.4.210.0070.01416.82
7.4.200.0000.00716.55
7.4.160.0170.00316.75
7.4.150.0080.01117.40
7.4.140.0150.00717.86
7.4.130.0120.00916.72
7.4.120.0070.01016.77
7.4.110.0120.00916.56
7.4.100.0030.01416.64
7.4.90.0170.00016.70
7.4.80.0060.01219.39
7.4.70.0100.01116.61
7.4.60.0060.01016.81
7.4.50.0020.00216.63
7.4.40.0080.00816.70
7.4.30.0070.01016.80
7.4.00.0110.00014.83
7.3.330.0020.00213.32
7.3.320.0050.00313.35
7.3.310.0070.00016.50
7.3.300.0030.00316.40
7.3.290.0060.01316.46
7.3.280.0090.00816.42
7.3.270.0110.00717.40
7.3.260.0100.01316.36
7.3.250.0100.01116.41
7.3.240.0120.00616.61
7.3.230.0070.01016.39
7.3.210.0060.01216.77
7.3.200.0070.01519.39
7.3.190.0100.00716.62
7.3.180.0060.00916.57
7.3.170.0100.00616.38
7.3.160.0100.00716.63
7.2.330.0070.01116.87
7.2.320.0090.00916.82
7.2.310.0070.01016.87
7.2.300.0030.01316.68
7.2.290.0060.01016.67
7.2.60.0040.01116.95
7.2.00.0000.01619.61
7.1.200.0040.00816.00
7.1.100.0070.00318.44
7.1.70.0040.00417.48
7.1.60.0100.00617.57
7.1.50.0110.01117.22
7.1.00.0030.07322.32
7.0.200.0090.00917.09
7.0.140.0030.06721.95
7.0.60.0030.06320.02
7.0.50.0130.08017.85
7.0.40.0070.08020.14
7.0.30.0200.04720.22
7.0.20.0330.07320.11
7.0.10.0130.06020.18
7.0.00.0030.04020.03
5.6.210.0200.04720.74
5.6.200.0130.07018.11
5.6.190.0030.09320.43
5.6.180.0300.07720.49
5.6.170.0270.03320.42
5.6.160.0030.08320.40
5.6.150.0030.08018.17
5.6.140.0070.04718.12
5.6.130.0130.03018.09
5.6.120.0070.04320.98
5.6.110.0130.08021.04
5.6.100.0170.07321.02
5.6.90.0000.04320.96
5.6.80.0000.04020.55
5.5.350.0130.07720.29
5.5.340.0100.03317.92
5.5.330.0130.04720.06
5.5.320.0070.08320.27
5.5.310.0230.08020.50
5.5.300.0070.05318.00
5.5.290.0070.05017.96
5.5.280.0100.05020.96
5.5.270.0070.07720.78
5.5.260.0200.07720.84
5.5.250.0070.03720.54
5.5.240.0230.07320.14
5.4.450.0470.04319.57
5.4.440.0670.05019.45
5.4.430.0200.04719.27
5.4.420.0430.04019.11
5.4.410.0170.04719.13
5.4.400.0270.04319.14
5.4.390.0270.05019.08
5.4.380.0800.05718.68
5.4.370.1030.05318.43
5.4.360.1030.06018.69
5.4.350.0930.06718.50
5.4.340.1000.06018.56
5.4.320.0040.03712.45
5.4.310.0060.03712.45
5.4.300.0060.03712.45
5.4.290.0050.03812.45
5.4.280.0030.03812.35
5.4.270.0110.03012.34
5.4.260.0050.03812.34
5.4.250.0030.04212.34
5.4.240.0030.03712.35
5.4.230.0050.04312.34
5.4.220.0120.04512.34
5.4.210.0040.03812.34
5.4.200.0040.04012.34
5.4.190.0090.04312.34
5.4.180.0040.03812.33
5.4.170.0090.03612.35
5.4.160.0040.03912.34
5.4.150.0070.03712.34
5.4.140.0090.03512.02
5.4.130.0060.03712.01
5.4.120.0070.03511.97
5.4.110.0070.03611.96
5.4.100.0080.03311.96
5.4.90.0120.04711.96
5.4.80.0080.04011.96
5.4.70.0080.03811.96
5.4.60.0070.03311.96
5.4.50.0080.03311.96
5.4.40.0070.03411.95
5.4.30.0080.03511.95
5.4.20.0070.03611.95
5.4.10.0150.03411.95
5.4.00.0030.03811.44
5.3.290.0070.03912.80
5.3.280.0070.03712.71
5.3.270.0110.03712.73
5.3.260.0060.04112.72
5.3.250.0080.03512.72
5.3.240.0070.03612.72
5.3.230.0050.03812.71
5.3.220.0050.03712.68
5.3.210.0040.03912.68
5.3.200.0050.03712.68
5.3.190.0060.03712.68
5.3.180.0080.03612.67
5.3.170.0060.03812.67
5.3.160.0040.03712.67
5.3.150.0040.03812.67
5.3.140.0040.03712.66
5.3.130.0080.03612.66
5.3.120.0060.03812.66
5.3.110.0060.04812.66
5.3.100.0070.03512.12
5.3.90.0080.03412.08
5.3.80.0060.03612.08
5.3.70.0050.03712.08
5.3.60.0050.03712.06
5.3.50.0080.03412.00
5.3.40.0060.03712.00
5.3.30.0060.03511.94
5.3.20.0060.03711.72
5.3.10.0070.03311.69
5.3.00.0030.03811.67
5.2.170.0010.0339.18
5.2.160.0030.0309.18
5.2.150.0030.0319.18
5.2.140.0020.0329.18
5.2.130.0050.0289.13
5.2.120.0070.0259.14
5.2.110.0030.0309.14
5.2.100.0060.0339.13
5.2.90.0070.0279.13
5.2.80.0040.0339.13
5.2.70.0040.0349.13
5.2.60.0080.0399.09
5.2.50.0080.0389.05
5.2.40.0040.0389.04
5.2.30.0050.0289.01
5.2.20.0040.0299.00
5.2.10.0040.0288.92
5.2.00.0050.0288.77
5.1.60.0040.0248.06
5.1.50.0060.0228.05
5.1.40.0050.0238.04
5.1.30.0070.0248.39
5.1.20.0040.0268.41
5.1.10.0040.0258.14
5.1.00.0050.0258.14
5.0.50.0040.0206.61
5.0.40.0020.0216.47
5.0.30.0020.0326.29
5.0.20.0050.0176.26
5.0.10.0020.0216.24
5.0.00.0010.0326.23
4.4.90.0040.0214.78
4.4.80.0030.0144.76
4.4.70.0050.0134.75
4.4.60.0010.0174.75
4.4.50.0020.0164.77
4.4.40.0040.0234.71
4.4.30.0020.0164.76
4.4.20.0040.0214.84
4.4.10.0030.0184.85
4.4.00.0050.0314.76
4.3.110.0040.0214.67
4.3.100.0020.0224.66
4.3.90.0060.0184.63
4.3.80.0030.0254.58
4.3.70.0040.0194.63
4.3.60.0010.0174.63
4.3.50.0030.0154.62
4.3.40.0040.0234.54
4.3.30.0070.0113.28
4.3.20.0010.0173.25
4.3.10.0020.0163.22
4.3.00.0030.01713.43

preferences:
39.2 ms | 401 KiB | 5 Q