3v4l.org

run code in 300+ PHP versions simultaneously
<?php $tst = '!!!!'; $a = '@@@'; $template = '{{$tst}}test{{$a}}'; if (preg_match_all("/{{(.*?)}}/", $template, $m)) { foreach ($m[1] as $i => $varname) { echo strval($varname).PHP_EOL.$m[0][$i].'===='.sprintf('$%s', $varname).PHP_EOL; $template = str_replace($m[0][$i], $varname, $template); } } echo $template;

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)
8.3.40.0120.00318.95
8.3.30.0040.01119.18
8.3.20.0080.00020.38
8.3.10.0000.00822.08
8.3.00.0050.00322.37
8.2.170.0140.00722.96
8.2.160.0080.00621.13
8.2.150.0080.00024.18
8.2.140.0040.00424.66
8.2.130.0040.00426.16
8.2.120.0080.00021.05
8.2.110.0030.00622.38
8.2.100.0070.00417.91
8.2.90.0050.00319.25
8.2.80.0040.00417.97
8.2.70.0080.00317.88
8.2.60.0050.00317.93
8.2.50.0040.00418.07
8.2.40.0050.00318.34
8.2.30.0070.00418.13
8.2.20.0030.00517.99
8.2.10.0000.00817.84
8.2.00.0080.00017.82
8.1.270.0040.00423.70
8.1.260.0030.00526.35
8.1.250.0080.00028.09
8.1.240.0030.00723.86
8.1.230.0070.00418.96
8.1.220.0000.00817.74
8.1.210.0000.00818.77
8.1.200.0060.00317.35
8.1.190.0080.00017.53
8.1.180.0030.00518.10
8.1.170.0000.00818.63
8.1.160.0040.00421.93
8.1.150.0040.00418.76
8.1.140.0040.00417.54
8.1.130.0030.00317.87
8.1.120.0000.00817.63
8.1.110.0030.00317.55
8.1.100.0040.00417.71
8.1.90.0040.00417.64
8.1.80.0000.00717.63
8.1.70.0040.00417.60
8.1.60.0080.00017.64
8.1.50.0030.00617.59
8.1.40.0040.00717.58
8.1.30.0040.00417.82
8.1.20.0080.00017.69
8.1.10.0080.00017.65
8.1.00.0000.00817.62
8.0.300.0030.00418.77
8.0.290.0000.00817.16
8.0.280.0050.00318.46
8.0.270.0000.00717.30
8.0.260.0030.00316.89
8.0.250.0030.00317.10
8.0.240.0070.00017.06
8.0.230.0000.00717.02
8.0.220.0030.00317.16
8.0.210.0070.00017.04
8.0.200.0030.00317.02
8.0.190.0040.00317.00
8.0.180.0000.00717.04
8.0.170.0000.00817.04
8.0.160.0000.00917.12
8.0.150.0040.00416.98
8.0.140.0000.00717.04
8.0.130.0000.00613.52
8.0.120.0000.00717.11
8.0.110.0000.00717.10
8.0.100.0070.00017.09
8.0.90.0030.00617.12
8.0.80.0110.00417.01
8.0.70.0050.00317.06
8.0.60.0000.00716.96
8.0.50.0050.00317.00
8.0.30.0080.01117.13
8.0.20.0100.01317.40
8.0.10.0050.00217.18
8.0.00.0110.01016.88
7.4.330.0030.00315.09
7.4.320.0060.00016.80
7.4.300.0000.00616.63
7.4.290.0070.00016.65
7.4.280.0000.00716.72
7.4.270.0000.00716.63
7.4.260.0000.00716.83
7.4.250.0030.00516.79
7.4.240.0020.00516.77
7.4.230.0070.00016.57
7.4.220.0090.00916.79
7.4.210.0010.01316.80
7.4.200.0030.00316.74
7.4.190.0000.00716.73
7.4.160.0030.01216.84
7.4.150.0130.00617.40
7.4.140.0130.00517.86
7.4.130.0140.00616.70
7.4.120.0100.00716.69
7.4.110.0090.00916.71
7.4.100.0080.00816.95
7.4.90.0050.01416.63
7.4.80.0120.00919.39
7.4.70.0130.00316.81
7.4.60.0070.01016.59
7.4.50.0060.00316.50
7.4.40.0140.00022.77
7.4.30.0140.00316.74
7.4.00.0060.00914.90
7.3.330.0000.00513.32
7.3.320.0050.00013.43
7.3.310.0040.00416.44
7.3.300.0030.00316.51
7.3.290.0050.01016.47
7.3.280.0090.01116.41
7.3.270.0090.00917.40
7.3.260.0120.01216.57
7.3.250.0090.00916.73
7.3.240.0130.00316.49
7.3.230.0130.00316.39
7.3.210.0100.00716.49
7.3.200.0180.00019.39
7.3.190.0090.01316.71
7.3.180.0030.01316.68
7.3.170.0040.01116.49
7.3.160.0080.00816.50
7.3.120.0030.01315.01
7.2.330.0150.00416.86
7.2.320.0150.00416.91
7.2.310.0060.01016.80
7.2.300.0090.00916.83
7.2.290.0130.00716.88
7.2.00.0030.01219.64
7.1.100.0030.00918.44
7.1.70.0040.00717.49
7.1.60.0100.01319.82
7.1.50.0130.01017.13
7.1.00.0070.07322.59
7.0.200.0030.00717.03
7.0.140.0100.06721.93
7.0.60.0070.09020.02
7.0.50.0000.06717.92
7.0.40.0130.07720.27
7.0.30.0330.04720.18
7.0.20.0230.06020.10
7.0.10.0270.06020.21
7.0.00.0070.09020.18
5.6.210.0100.05020.61
5.6.200.0100.07718.17
5.6.190.0000.06320.27
5.6.180.2630.04020.60
5.6.170.0370.08020.38
5.6.160.0030.07720.38
5.6.150.0030.08718.18
5.6.140.0100.07718.16
5.6.130.0070.05318.22
5.6.120.0030.05320.99
5.6.110.0130.07720.97
5.6.100.0070.04020.98
5.6.90.0070.08020.96
5.6.80.0100.03720.28
5.5.350.0030.07720.44
5.5.340.0030.04018.01
5.5.330.0170.04320.57
5.5.320.0270.04320.26
5.5.310.0270.07720.16
5.5.300.0070.08318.02
5.5.290.0100.05317.90
5.5.280.0100.08320.79
5.5.270.0130.06020.79
5.5.260.0070.06020.86
5.5.250.0130.08320.57
5.5.240.0030.07720.27
5.4.450.0630.04319.46
5.4.440.0330.04019.46
5.4.430.0470.03719.42
5.4.420.0630.04719.45
5.4.410.0000.06718.88
5.4.400.0130.05018.73
5.4.390.0070.05718.63
5.4.380.0170.05318.59
5.4.370.0300.04718.57
5.4.360.0300.04718.48
5.4.350.0400.03718.52
5.4.340.0230.05018.50
5.4.320.0060.04212.45
5.4.310.0050.04112.45
5.4.300.0070.03612.45
5.4.290.0060.03712.45
5.4.280.0080.03512.33
5.4.270.0070.03712.33
5.4.260.0030.04012.33
5.4.250.0070.03812.33
5.4.240.0070.03712.33
5.4.230.0090.03512.32
5.4.220.0070.03512.32
5.4.210.0070.03712.32
5.4.200.0120.04112.32
5.4.190.0080.03512.32
5.4.180.0080.03412.32
5.4.170.0050.03812.33
5.4.160.0090.03512.33
5.4.150.0050.04012.32
5.4.140.0090.04012.01
5.4.130.0100.03811.99
5.4.120.0070.03411.95
5.4.110.0050.03611.95
5.4.100.0090.03411.95
5.4.90.0140.03211.95
5.4.80.0040.04311.95
5.4.70.0110.03111.94
5.4.60.0050.03711.94
5.4.50.0040.03811.94
5.4.40.0030.03711.94
5.4.30.0070.03811.93
5.4.20.0090.04811.93
5.4.10.0130.03311.93
5.4.00.0100.03611.42
5.3.290.0090.03812.80
5.3.280.0130.04512.71
5.3.270.0060.04212.72
5.3.260.0080.03912.72
5.3.250.0030.04212.72
5.3.240.0050.03912.72
5.3.230.0070.04212.71
5.3.220.0040.04012.68
5.3.210.0060.03812.68
5.3.200.0100.03912.68
5.3.190.0080.04012.68
5.3.180.0060.04512.67
5.3.170.0060.03812.67
5.3.160.0050.04012.67
5.3.150.0060.03912.67
5.3.140.0100.03412.66
5.3.130.0060.03912.66
5.3.120.0130.03312.66
5.3.110.0050.04012.66
5.3.100.0070.03712.12
5.3.90.0080.03512.09
5.3.80.0070.03612.07
5.3.70.0070.03612.07
5.3.60.0070.03712.06
5.3.50.0060.03712.00
5.3.40.0080.03412.00
5.3.30.0070.03411.94
5.3.20.0060.03611.71
5.3.10.0050.03811.68
5.3.00.0050.03711.67
5.2.170.0070.0309.16
5.2.160.0050.0299.17
5.2.150.0040.0319.16
5.2.140.0030.0349.16
5.2.130.0040.0309.12
5.2.120.0040.0309.12
5.2.110.0040.0309.13
5.2.100.0060.0289.13
5.2.90.0050.0299.13
5.2.80.0030.0339.13
5.2.70.0070.0289.12
5.2.60.0020.0329.07
5.2.50.0010.0339.04
5.2.40.0030.0309.02
5.2.30.0040.0319.00
5.2.20.0020.0338.98
5.2.10.0050.0298.90
5.2.00.0050.0288.77
5.1.60.0050.0238.05
5.1.50.0050.0258.05
5.1.40.0080.0218.03
5.1.30.0050.0258.38
5.1.20.0000.0328.40
5.1.10.0030.0268.13
5.1.00.0050.0248.13
5.0.50.0050.0206.60
5.0.40.0020.0206.46
5.0.30.0050.0296.28
5.0.20.0030.0216.25
5.0.10.0060.0186.23
5.0.00.0040.0306.22
4.4.90.0020.0174.78
4.4.80.0020.0224.76
4.4.70.0030.0214.75
4.4.60.0030.0204.75
4.4.50.0040.0194.77
4.4.40.0060.0274.71
4.4.30.0020.0174.76
4.4.20.0030.0164.84
4.4.10.0020.0174.85
4.4.00.0030.0324.76
4.3.110.0040.0214.67
4.3.100.0040.0204.67
4.3.90.0030.0204.63
4.3.80.0030.0314.59
4.3.70.0050.0184.63
4.3.60.0040.0204.62
4.3.50.0030.0154.63
4.3.40.0020.0254.54
4.3.30.0030.0153.28
4.3.20.0040.0143.26
4.3.10.0040.0143.22
4.3.00.0000.01313.29

preferences:
44.83 ms | 400 KiB | 5 Q