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)
8.3.60.0150.00316.86
8.3.50.0140.00720.24
8.3.40.0070.00718.73
8.3.30.0060.00919.06
8.3.20.0080.00020.39
8.3.10.0060.00323.65
8.3.00.0050.00319.50
8.2.180.0140.00416.75
8.2.170.0070.00722.96
8.2.160.0080.00818.82
8.2.150.0070.00024.18
8.2.140.0050.00324.66
8.2.130.0150.00326.16
8.2.120.0080.00021.05
8.2.110.0100.00022.25
8.2.100.0000.01218.03
8.2.90.0000.00819.23
8.2.80.0050.00517.97
8.2.70.0030.00617.63
8.2.60.0040.00417.92
8.2.50.0040.00418.07
8.2.40.0050.00318.09
8.2.30.0080.00018.08
8.2.20.0000.00817.83
8.2.10.0050.00318.13
8.2.00.0000.00718.02
8.1.280.0150.00625.92
8.1.270.0000.00823.83
8.1.260.0040.00426.35
8.1.250.0040.00428.09
8.1.240.0090.00023.69
8.1.230.0060.00619.01
8.1.220.0060.00317.79
8.1.210.0050.00318.77
8.1.200.0000.01017.48
8.1.190.0030.00517.35
8.1.180.0040.00418.10
8.1.170.0000.00818.66
8.1.160.0070.00021.97
8.1.150.0000.00818.86
8.1.140.0080.00017.54
8.1.130.0000.00717.78
8.1.120.0080.00017.57
8.1.110.0040.00417.45
8.1.100.0070.00317.60
8.1.90.0100.00017.45
8.1.80.0040.00417.44
8.1.70.0030.00317.53
8.1.60.0000.00817.55
8.1.50.0000.00817.54
8.1.40.0040.00417.63
8.1.30.0000.00817.71
8.1.20.0060.00317.66
8.1.10.0000.00817.56
8.1.00.0070.00017.65
8.0.300.0040.00418.77
8.0.290.0030.00616.88
8.0.280.0000.00818.38
8.0.270.0040.00417.34
8.0.260.0000.00617.19
8.0.250.0000.00717.12
8.0.240.0040.00417.11
8.0.230.0030.00317.07
8.0.220.0000.00716.95
8.0.210.0030.00316.99
8.0.200.0070.00017.09
8.0.190.0030.00617.17
8.0.180.0090.00017.12
8.0.170.0030.00517.04
8.0.160.0040.00417.09
8.0.150.0040.00416.95
8.0.140.0070.00317.03
8.0.130.0000.00613.43
8.0.120.0050.00216.91
8.0.110.0080.00017.12
8.0.100.0000.00716.93
8.0.90.0040.00416.87
8.0.80.0090.00616.95
8.0.70.0040.00416.92
8.0.60.0000.00717.12
8.0.50.0050.00316.91
8.0.30.0100.01017.21
8.0.20.0090.01317.48
8.0.10.0040.00417.09
8.0.00.0060.01116.92
7.4.330.0000.00515.10
7.4.320.0070.00016.70
7.4.300.0090.00016.77
7.4.290.0030.00316.72
7.4.280.0040.00516.59
7.4.270.0040.00416.80
7.4.260.0060.00316.76
7.4.250.0040.00416.62
7.4.240.0040.00416.71
7.4.230.0030.00516.59
7.4.220.0060.01616.70
7.4.210.0130.00316.82
7.4.200.0040.00416.79
7.4.160.0090.00616.73
7.4.150.0140.00417.40
7.4.140.0150.00517.86
7.4.130.0080.01216.72
7.4.120.0120.00616.73
7.4.110.0130.01316.83
7.4.100.0040.01316.67
7.4.90.0120.00616.53
7.4.80.0060.01219.39
7.4.70.0180.00616.66
7.4.60.0090.00916.62
7.4.50.0040.00016.71
7.4.40.0060.00916.42
7.4.30.0060.01016.74
7.4.00.0000.01215.27
7.3.330.0050.00013.29
7.3.320.0040.00413.34
7.3.310.0030.00316.50
7.3.300.0030.00316.41
7.3.290.0030.01216.43
7.3.280.0060.00916.41
7.3.270.0130.00717.40
7.3.260.0070.01416.46
7.3.250.0120.00916.59
7.3.240.0110.00916.40
7.3.230.0140.00416.39
7.3.210.0090.00916.40
7.3.200.0100.01319.39
7.3.190.0100.00716.66
7.3.180.0040.01116.28
7.3.170.0120.00416.62
7.3.160.0100.00616.81
7.3.10.0120.00816.22
7.3.00.0190.00816.04
7.2.330.0110.00716.63
7.2.320.0120.00916.64
7.2.310.0150.00916.74
7.2.300.0030.01316.72
7.2.290.0000.01616.62
7.2.130.0160.00016.48
7.2.120.0090.00616.58
7.2.110.0100.01016.35
7.2.100.0090.01316.31
7.2.90.0220.00316.82
7.2.80.0180.00716.39
7.2.70.0160.00316.16
7.2.60.0130.00516.78
7.2.50.0130.00316.36
7.2.40.0130.00916.39
7.2.30.0140.01016.89
7.2.20.0170.00316.43
7.2.10.0140.00616.62
7.2.00.0090.00818.30
7.1.250.0110.00515.16
7.1.200.0030.00915.78
7.1.100.0030.01018.21
7.1.70.0030.01017.23
7.1.60.0100.01319.40
7.1.50.0160.00716.99
7.1.00.0030.07722.38
7.0.200.0450.00315.00
7.0.140.0030.07321.95
7.0.60.0070.04320.04
7.0.50.0070.06717.91
7.0.40.0100.08720.14
7.0.30.0230.07020.13
7.0.20.0300.06320.11
7.0.10.0070.09020.04
7.0.00.0100.04020.35
5.6.280.0000.07721.06
5.6.210.0070.03720.52
5.6.200.0000.05018.13
5.6.190.0100.07720.77
5.6.180.0300.07720.34
5.6.170.0200.03720.40
5.6.160.0130.06720.37
5.6.150.0070.06018.15
5.6.140.0200.05318.21
5.6.130.0130.08018.13
5.6.120.0000.06021.01
5.6.110.0070.08321.04
5.6.100.0000.04320.99
5.6.90.0030.07320.99
5.6.80.0100.06020.52
5.5.350.0030.07720.42
5.5.340.0100.07317.98
5.5.330.0070.05320.46
5.5.320.0000.07720.34
5.5.310.0170.05720.18
5.5.300.0070.06018.00
5.5.290.0100.07717.91
5.5.280.0070.08020.84
5.5.270.0130.06020.87
5.5.260.0070.03720.88
5.5.250.0100.07020.61
5.5.240.0130.06020.11
5.4.450.0230.04319.41
5.4.440.0430.04719.41
5.4.430.0170.03719.48
5.4.420.0430.04319.20
5.4.410.0230.04719.13
5.4.400.0300.04319.11
5.4.390.0270.03719.25
5.4.380.0930.05318.61
5.4.370.1170.08018.58
5.4.360.1030.05318.69
5.4.350.0970.05318.59
5.4.340.0830.04718.56
5.4.320.0080.03412.45
5.4.310.0070.03612.45
5.4.300.0060.03512.45
5.4.290.0040.03912.45
5.4.280.0080.03212.34
5.4.270.0070.03412.34
5.4.260.0080.03512.34
5.4.250.0040.03812.34
5.4.240.0060.03412.34
5.4.230.0030.03912.34
5.4.220.0070.03412.34
5.4.210.0080.03412.34
5.4.200.0050.04212.34
5.4.190.0080.03412.33
5.4.180.0050.03612.34
5.4.170.0030.03812.34
5.4.160.0040.03612.34
5.4.150.0030.03712.34
5.4.140.0040.03812.02
5.4.130.0070.03412.01
5.4.120.0070.03411.96
5.4.110.0060.03611.96
5.4.100.0040.03611.96
5.4.90.0080.03411.96
5.4.80.0010.04111.96
5.4.70.0050.03511.96
5.4.60.0060.03511.96
5.4.50.0070.03511.96
5.4.40.0080.04911.95
5.4.30.0100.04511.94
5.4.20.0110.04511.95
5.4.10.0080.03511.95
5.4.00.0050.03711.44
5.3.290.0040.04112.80
5.3.280.0070.03612.71
5.3.270.0050.03912.72
5.3.260.0100.04112.72
5.3.250.0060.03612.72
5.3.240.0060.03712.71
5.3.230.0070.03812.71
5.3.220.0070.03512.68
5.3.210.0070.03712.68
5.3.200.0070.03812.68
5.3.190.0060.03912.68
5.3.180.0040.03712.67
5.3.170.0060.03612.67
5.3.160.0070.03612.68
5.3.150.0060.03712.67
5.3.140.0070.03512.66
5.3.130.0080.03712.66
5.3.120.0070.03712.66
5.3.110.0060.03712.66
5.3.100.0060.03712.11
5.3.90.0070.03412.08
5.3.80.0070.03512.07
5.3.70.0090.03212.07
5.3.60.0070.03412.06
5.3.50.0040.03712.00
5.3.40.0060.04312.00
5.3.30.0080.03411.95
5.3.20.0060.03611.72
5.3.10.0070.04211.69
5.3.00.0070.04311.68
5.2.170.0050.0319.18
5.2.160.0040.0319.18
5.2.150.0070.0319.18
5.2.140.0080.0399.17
5.2.130.0040.0309.13
5.2.120.0070.0269.13
5.2.110.0050.0289.14
5.2.100.0060.0269.14
5.2.90.0040.0359.14
5.2.80.0050.0429.13
5.2.70.0030.0329.14
5.2.60.0020.0319.08
5.2.50.0020.0319.05
5.2.40.0050.0279.04
5.2.30.0060.0289.01
5.2.20.0040.0299.00
5.2.10.0070.0298.92
5.2.00.0060.0278.77
5.1.60.0030.0248.06
5.1.50.0030.0258.06
5.1.40.0040.0238.04
5.1.30.0000.0298.39
5.1.20.0050.0248.41
5.1.10.0030.0268.14
5.1.00.0070.0338.14
5.0.50.0030.0206.62
5.0.40.0030.0196.47
5.0.30.0020.0326.29
5.0.20.0050.0216.25
5.0.10.0040.0196.24
5.0.00.0040.0426.23
4.4.90.0030.0144.78
4.4.80.0030.0144.76
4.4.70.0030.0154.75
4.4.60.0020.0154.75
4.4.50.0030.0154.77
4.4.40.0030.0244.71
4.4.30.0030.0154.76
4.4.20.0060.0134.84
4.4.10.0040.0144.85
4.4.00.0040.0234.76
4.3.110.0000.0214.67
4.3.100.0010.0174.67
4.3.90.0040.0164.63
4.3.80.0030.0234.58
4.3.70.0030.0224.63
4.3.60.0030.0204.63
4.3.50.0030.0144.63
4.3.40.0050.0284.53
4.3.30.0040.0153.28
4.3.20.0010.0243.26
4.3.10.0030.0143.22
4.3.00.0000.02013.43

preferences:
53.38 ms | 400 KiB | 5 Q