3v4l.org

run code in 300+ PHP versions simultaneously
<?php $_content = '$1$2'; preg_match('#(.*)#',$_content, $matches); $_content = preg_replace('##', '<span name="iframe_stretch">$0</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)
8.3.60.0070.00716.75
8.3.50.0120.00722.95
8.3.40.0150.00018.84
8.3.30.0110.00418.93
8.3.20.0070.00020.37
8.3.10.0040.01123.66
8.3.00.0050.00319.50
8.2.180.0070.01116.38
8.2.170.0110.01122.96
8.2.160.0030.01020.36
8.2.150.0030.00524.18
8.2.140.0080.00024.66
8.2.130.0040.01126.16
8.2.120.0080.00021.02
8.2.110.0080.00321.30
8.2.100.0040.00818.03
8.2.90.0000.00918.15
8.2.80.0040.00417.97
8.2.70.0030.00617.93
8.2.60.0080.00018.03
8.2.50.0000.00718.10
8.2.40.0000.00818.03
8.2.30.0040.00418.09
8.2.20.0080.00017.83
8.2.10.0000.00718.02
8.2.00.0000.00718.01
8.1.280.0090.00925.92
8.1.270.0040.00423.74
8.1.260.0040.00426.35
8.1.250.0000.00728.09
8.1.240.0000.00922.29
8.1.230.0060.00622.55
8.1.220.0030.00617.74
8.1.210.0160.00318.77
8.1.200.0070.00717.35
8.1.190.0000.00817.23
8.1.180.0000.00918.10
8.1.170.0080.00018.71
8.1.160.0040.00422.03
8.1.150.0040.00418.86
8.1.140.0000.00817.45
8.1.130.0000.00817.73
8.1.120.0000.00717.53
8.1.110.0000.00817.43
8.1.100.0040.00417.55
8.1.90.0100.00017.53
8.1.80.0000.00917.47
8.1.70.0000.00717.52
8.1.60.0060.00317.74
8.1.50.0040.00417.63
8.1.40.0000.00817.61
8.1.30.0090.00017.62
8.1.20.0070.00017.70
8.1.10.0090.00017.55
8.1.00.0000.00717.60
8.0.300.0040.00419.91
8.0.290.0040.00416.88
8.0.280.0000.00718.34
8.0.270.0030.00317.20
8.0.260.0040.00417.23
8.0.250.0000.00717.02
8.0.240.0040.00417.19
8.0.230.0070.00016.96
8.0.220.0000.00816.93
8.0.210.0070.00016.98
8.0.200.0000.00617.01
8.0.190.0030.00617.11
8.0.180.0000.01017.08
8.0.170.0040.00417.09
8.0.160.0000.00816.92
8.0.150.0070.00017.04
8.0.140.0040.00716.90
8.0.130.0030.00313.44
8.0.120.0030.00516.98
8.0.110.0040.00416.96
8.0.100.0000.00817.03
8.0.90.0040.00416.89
8.0.80.0060.01617.02
8.0.70.0080.00016.99
8.0.60.0040.00416.89
8.0.50.0000.00716.91
8.0.30.0170.00517.46
8.0.20.0090.00917.41
8.0.10.0040.00416.90
8.0.00.0100.00717.07
7.4.330.0060.00015.04
7.4.320.0000.00616.78
7.4.300.0030.00716.75
7.4.290.0070.00016.67
7.4.280.0050.00516.65
7.4.270.0000.00716.76
7.4.260.0040.00416.78
7.4.250.0040.00416.61
7.4.240.0000.00716.64
7.4.230.0030.00316.77
7.4.220.0130.01316.71
7.4.210.0060.01216.75
7.4.200.0030.00316.61
7.4.160.0090.00616.47
7.4.150.0110.00817.40
7.4.140.0100.00717.86
7.4.130.0100.01116.80
7.4.120.0110.00716.53
7.4.110.0100.01416.65
7.4.100.0100.00716.43
7.4.90.0000.01716.61
7.4.80.0130.00319.39
7.4.70.0080.01416.52
7.4.60.0060.01316.80
7.4.50.0000.00916.45
7.4.40.0100.00716.46
7.4.30.0070.01016.73
7.4.00.0090.00815.02
7.3.330.0000.00613.34
7.3.320.0000.00813.25
7.3.310.0030.00316.47
7.3.300.0000.00716.36
7.3.290.0090.00616.53
7.3.280.0120.00416.45
7.3.270.0150.00417.40
7.3.260.0110.00716.82
7.3.250.0110.01016.41
7.3.240.0080.00816.75
7.3.230.0090.00616.39
7.3.210.0140.00416.53
7.3.200.0060.01519.39
7.3.190.0100.00716.80
7.3.180.0120.00416.50
7.3.170.0130.00316.38
7.3.160.0130.00316.71
7.3.120.0120.00615.01
7.3.110.0030.01414.85
7.3.100.0030.01414.85
7.3.90.0080.00614.95
7.3.80.0060.00914.70
7.3.70.0030.00814.70
7.3.60.0040.01214.93
7.3.50.0030.01214.77
7.3.40.0040.00814.85
7.3.30.0050.00814.92
7.3.20.0090.00616.60
7.3.10.0040.01116.67
7.3.00.0060.00516.75
7.2.330.0120.00616.81
7.2.320.0140.00716.72
7.2.310.0030.01416.55
7.2.300.0090.00916.82
7.2.290.0060.01616.80
7.2.250.0050.01315.22
7.2.240.0090.01215.16
7.2.230.0040.01615.17
7.2.220.0050.01015.01
7.2.210.0090.00715.21
7.2.200.0030.01015.09
7.2.190.0020.01615.05
7.2.180.0110.00515.18
7.2.170.0050.01014.92
7.2.130.0040.00617.04
7.2.120.0000.01017.00
7.2.110.0080.00516.91
7.2.100.0090.00316.98
7.2.90.0050.00917.06
7.2.80.0110.00316.96
7.2.70.0060.00617.14
7.2.60.0070.00717.16
7.2.50.0050.00817.05
7.2.40.0080.00316.94
7.2.30.0090.00517.07
7.2.20.0020.01216.82
7.2.10.0050.00817.00
7.2.00.0100.00617.81
7.1.330.0070.00715.89
7.1.320.0080.00815.89
7.1.310.0020.01315.89
7.1.300.0080.00816.08
7.1.290.0030.01015.95
7.1.280.0030.00915.95
7.1.270.0080.00615.86
7.1.260.0070.00815.87
7.1.250.0050.00715.95
7.1.100.0030.01018.51
7.1.70.0030.00717.45
7.1.60.0130.00619.40
7.1.50.0120.01216.90
7.1.00.0030.07722.59
7.0.200.0670.00415.03
7.0.140.0100.06721.95
7.0.60.0070.04020.01
7.0.50.0070.08317.87
7.0.40.0030.06720.08
7.0.30.0570.04720.02
7.0.20.0270.05020.18
7.0.10.0100.08720.22
7.0.00.0070.08320.06
5.6.280.0070.06720.86
5.6.210.0030.05720.54
5.6.200.0100.08018.09
5.6.190.0030.05020.64
5.6.180.0330.07720.39
5.6.170.0100.05020.40
5.6.160.0100.04020.49
5.6.150.0170.05718.18
5.6.140.0100.06718.16
5.6.130.0030.04018.21
5.6.120.0030.08020.99
5.6.110.0100.08721.04
5.6.100.0130.08020.97
5.6.90.0030.04021.09
5.6.80.0070.04020.36
5.5.350.0030.08320.31
5.5.340.0100.07717.96
5.5.330.0000.09020.14
5.5.320.0070.08320.32
5.5.310.0170.05020.21
5.5.300.0130.04017.91
5.5.290.0130.06017.95
5.5.280.0130.04320.76
5.5.270.0030.06720.88
5.5.260.0100.06720.66
5.5.250.0070.03720.77
5.5.240.0200.04020.18
5.4.450.0230.04719.43
5.4.440.0370.04019.13
5.4.430.0430.04719.23
5.4.420.0400.04319.57
5.4.410.0330.03719.28
5.4.400.0130.04019.09
5.4.390.0400.05018.97
5.4.380.0470.05018.72
5.4.370.0530.07018.59
5.4.360.0370.06018.59
5.4.350.0430.08318.72
5.4.340.0430.05718.66
5.4.320.0060.03812.45
5.4.310.0070.03812.45
5.4.300.0100.03912.45
5.4.290.0060.04012.45
5.4.280.0070.03612.35
5.4.270.0060.03812.35
5.4.260.0020.04112.34
5.4.250.0090.03412.34
5.4.240.0120.03312.34
5.4.230.0140.04512.34
5.4.220.0080.04912.34
5.4.210.0040.03912.34
5.4.200.0070.03812.34
5.4.190.0060.03612.33
5.4.180.0060.03712.34
5.4.170.0110.03112.35
5.4.160.0070.03512.34
5.4.150.0060.03712.34
5.4.140.0110.03312.02
5.4.130.0040.03812.01
5.4.120.0060.03611.96
5.4.110.0040.03711.96
5.4.100.0080.03311.96
5.4.90.0070.03611.96
5.4.80.0140.04211.96
5.4.70.0060.04511.96
5.4.60.0090.03811.96
5.4.50.0060.04111.96
5.4.40.0050.03411.95
5.4.30.0060.03911.95
5.4.20.0040.04311.95
5.4.10.0050.03511.94
5.4.00.0080.04911.43
5.3.290.0040.04212.80
5.3.280.0070.03812.71
5.3.270.0040.04312.73
5.3.260.0090.03812.72
5.3.250.0070.03712.72
5.3.240.0040.04112.72
5.3.230.0060.03712.71
5.3.220.0070.03612.68
5.3.210.0060.03912.68
5.3.200.0050.03612.68
5.3.190.0060.03712.68
5.3.180.0090.03712.68
5.3.170.0030.04212.67
5.3.160.0050.03712.67
5.3.150.0070.03612.67
5.3.140.0030.03912.66
5.3.130.0080.03912.66
5.3.120.0020.04312.66
5.3.110.0050.03912.66
5.3.100.0060.03612.12
5.3.90.0050.03712.08
5.3.80.0070.03612.07
5.3.70.0030.04112.08
5.3.60.0100.04312.07
5.3.50.0060.03612.00
5.3.40.0040.03912.00
5.3.30.0050.03611.95
5.3.20.0040.03711.72
5.3.10.0070.03411.69
5.3.00.0060.03611.68
5.2.170.0070.0399.18
5.2.160.0030.0369.18
5.2.150.0060.0289.18
5.2.140.0070.0339.17
5.2.130.0040.0349.14
5.2.120.0050.0299.13
5.2.110.0050.0299.14
5.2.100.0060.0269.14
5.2.90.0040.0299.14
5.2.80.0040.0349.14
5.2.70.0060.0339.13
5.2.60.0070.0289.09
5.2.50.0050.0309.05
5.2.40.0060.0279.04
5.2.30.0060.0329.01
5.2.20.0060.0369.00
5.2.10.0050.0288.92
5.2.00.0040.0308.77
5.1.60.0040.0248.06
5.1.50.0060.0248.05
5.1.40.0040.0248.04
5.1.30.0030.0278.39
5.1.20.0030.0288.41
5.1.10.0020.0288.13
5.1.00.0050.0258.14
5.0.50.0030.0216.61
5.0.40.0020.0296.48
5.0.30.0020.0326.28
5.0.20.0020.0206.26
5.0.10.0040.0206.23
5.0.00.0020.0316.23
4.4.90.0030.0154.78
4.4.80.0030.0144.75
4.4.70.0040.0154.75
4.4.60.0050.0204.75
4.4.50.0000.0184.77
4.4.40.0040.0264.71
4.4.30.0050.0134.76
4.4.20.0000.0184.85
4.4.10.0040.0144.85
4.4.00.0030.0274.76
4.3.110.0070.0194.67
4.3.100.0020.0214.66
4.3.90.0020.0164.63
4.3.80.0000.0264.58
4.3.70.0020.0154.63
4.3.60.0020.0144.63
4.3.50.0040.0144.63
4.3.40.0030.0234.54
4.3.30.0010.0163.28
4.3.20.0030.0143.26
4.3.10.0010.0173.22
4.3.00.0030.01313.43

preferences:
52.97 ms | 401 KiB | 5 Q