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 $varname.PHP_EOL.$m[0][$i].PHP_EOL; $template = str_replace($m[0][$i], sprintf('$%s', $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)
8.3.60.0130.00618.68
8.3.50.0120.00922.18
8.3.40.0140.00318.89
8.3.30.0070.01419.22
8.3.20.0080.00020.23
8.3.10.0050.00322.09
8.3.00.0040.00422.64
8.2.180.0160.00325.92
8.2.170.0120.00919.04
8.2.160.0070.00722.96
8.2.150.0090.00025.66
8.2.140.0000.00824.66
8.2.130.0050.00326.16
8.2.120.0090.00317.63
8.2.110.0040.00422.29
8.2.100.0060.00619.70
8.2.90.0040.00419.34
8.2.80.0030.00519.78
8.2.70.0040.00417.61
8.2.60.0000.00918.05
8.2.50.0030.00718.07
8.2.40.0030.00618.28
8.2.30.0040.00418.23
8.2.20.0050.00317.88
8.2.10.0040.00417.91
8.2.00.0030.00618.00
8.1.280.0110.00425.92
8.1.270.0080.00024.66
8.1.260.0000.00726.35
8.1.250.0080.00828.09
8.1.240.0100.00023.80
8.1.230.0040.00719.15
8.1.220.0050.00317.74
8.1.210.0030.00618.77
8.1.200.0050.00517.48
8.1.190.0080.00017.51
8.1.180.0030.00618.10
8.1.170.0000.00818.61
8.1.160.0000.00721.99
8.1.150.0000.00718.79
8.1.140.0040.00417.52
8.1.130.0040.00417.96
8.1.120.0030.00517.48
8.1.110.0040.00417.59
8.1.100.0070.00017.64
8.1.90.0000.00717.61
8.1.80.0030.00417.61
8.1.70.0030.00317.62
8.1.60.0040.00417.78
8.1.50.0060.00317.70
8.1.40.0040.00417.68
8.1.30.0030.00517.84
8.1.20.0040.00417.86
8.1.10.0000.00817.75
8.1.00.0030.00517.69
8.0.300.0040.00418.77
8.0.290.0040.00417.16
8.0.280.0000.00718.55
8.0.270.0040.00417.29
8.0.260.0000.00616.90
8.0.250.0000.00717.02
8.0.240.0040.00417.11
8.0.230.0040.00417.10
8.0.220.0080.00017.02
8.0.210.0000.00717.09
8.0.200.0070.00017.13
8.0.190.0030.00617.13
8.0.180.0030.00317.11
8.0.170.0000.00917.04
8.0.160.0040.00417.09
8.0.150.0000.00717.04
8.0.140.0050.00217.01
8.0.130.0030.00313.37
8.0.120.0000.00917.04
8.0.110.0000.00917.00
8.0.100.0040.00417.11
8.0.90.0040.00417.03
8.0.80.0040.01216.93
8.0.70.0000.00716.87
8.0.60.0030.00516.96
8.0.50.0030.00516.99
8.0.30.0080.01117.14
8.0.20.0070.01117.42
8.0.10.0040.00417.18
8.0.00.0080.01016.79
7.4.330.0070.00015.00
7.4.320.0030.00316.66
7.4.300.0000.00616.73
7.4.290.0030.00316.75
7.4.280.0030.00516.83
7.4.270.0030.00316.84
7.4.260.0060.00316.83
7.4.250.0040.00416.84
7.4.240.0030.00316.75
7.4.230.0040.00416.48
7.4.220.0060.00916.84
7.4.210.0070.00716.86
7.4.200.0000.00716.91
7.4.190.0000.00716.54
7.4.160.0140.00316.58
7.4.150.0120.00617.40
7.4.140.0090.01117.86
7.4.130.0070.01116.78
7.4.120.0070.01516.71
7.4.110.0130.00316.74
7.4.100.0150.00416.72
7.4.90.0060.01216.86
7.4.80.0100.00719.39
7.4.70.0070.01016.98
7.4.60.0060.00916.66
7.4.50.0040.00416.43
7.4.40.0070.01122.77
7.4.30.0110.00516.51
7.4.00.0080.00615.33
7.3.330.0030.00313.31
7.3.320.0030.00313.17
7.3.310.0070.00016.68
7.3.300.0030.00316.54
7.3.290.0140.00616.48
7.3.280.0080.00916.44
7.3.270.0060.01217.40
7.3.260.0110.00616.76
7.3.250.0110.00716.65
7.3.240.0060.00916.50
7.3.230.0110.00616.72
7.3.210.0120.00416.62
7.3.200.0130.00316.70
7.3.190.0130.01016.45
7.3.180.0120.00316.65
7.3.170.0000.01716.66
7.3.160.0060.01216.66
7.3.120.0000.01114.99
7.2.330.0090.00916.81
7.2.320.0150.00916.80
7.2.310.0060.01016.79
7.2.300.0110.01116.92
7.2.290.0110.00616.90
7.2.60.0070.00717.13
7.2.00.0000.01119.48
7.1.200.0000.01215.96
7.1.100.0140.00018.46
7.1.70.0030.00616.99
7.1.60.0070.01719.82
7.1.50.0230.01335.13
7.1.00.0070.07322.49
7.0.200.0070.01016.98
7.0.140.0030.07321.95
7.0.60.0030.09019.82
7.0.50.0030.04017.85
7.0.40.0070.04020.13
7.0.30.0300.05020.02
7.0.20.0370.07020.35
7.0.10.0300.07320.14
7.0.00.0100.08719.97
5.6.280.0070.07021.02
5.6.210.0070.08020.69
5.6.200.0070.08318.22
5.6.190.0170.07320.49
5.6.180.2900.03720.49
5.6.170.0230.05320.46
5.6.160.0030.04320.48
5.6.150.0030.05018.09
5.6.140.0100.07718.18
5.6.130.0100.08018.15
5.6.120.0100.06720.98
5.6.110.0070.08721.13
5.6.100.0030.04320.98
5.6.90.0200.07021.00
5.6.80.0070.08320.38
5.6.70.0270.06720.49
5.5.350.0030.08020.39
5.5.340.0100.05717.88
5.5.330.0070.04720.36
5.5.320.0170.08720.34
5.5.310.0300.07320.27
5.5.300.0100.07317.97
5.5.290.0070.03717.98
5.5.280.0130.07720.84
5.5.270.0130.04020.86
5.5.260.0130.07720.75
5.5.250.0070.08020.55
5.5.240.0070.05720.27
5.4.450.0570.05719.47
5.4.440.0530.06319.27
5.4.430.0100.06319.14
5.4.420.0200.06019.51
5.4.410.0100.06719.34
5.4.400.0100.05018.53
5.4.390.0030.06718.56
5.4.380.0270.05018.61
5.4.370.0230.04718.73
5.4.360.0170.05018.46
5.4.350.0270.05018.75
5.4.340.0200.05318.69
5.4.320.0050.03712.46
5.4.310.0050.03812.45
5.4.300.0060.04012.46
5.4.290.0070.03912.45
5.4.280.0060.03512.33
5.4.270.0050.03712.33
5.4.260.0080.03512.33
5.4.250.0050.03912.33
5.4.240.0090.03312.33
5.4.230.0030.04012.32
5.4.220.0070.03512.32
5.4.210.0060.03512.32
5.4.200.0050.03912.32
5.4.190.0060.03612.32
5.4.180.0080.03512.32
5.4.170.0090.03312.33
5.4.160.0040.03812.33
5.4.150.0060.03612.32
5.4.140.0060.03712.01
5.4.130.0080.03512.00
5.4.120.0040.03911.95
5.4.110.0040.03811.95
5.4.100.0040.03811.95
5.4.90.0040.04111.95
5.4.80.0050.04011.95
5.4.70.0090.03711.95
5.4.60.0050.03611.95
5.4.50.0050.03811.95
5.4.40.0060.03811.93
5.4.30.0050.03911.93
5.4.20.0070.03711.93
5.4.10.0050.03811.93
5.4.00.0060.03611.42
5.3.290.0060.04112.80
5.3.280.0080.03712.71
5.3.270.0090.03712.72
5.3.260.0070.03812.72
5.3.250.0080.03512.71
5.3.240.0050.03912.72
5.3.230.0080.03812.71
5.3.220.0070.04012.68
5.3.210.0090.04712.68
5.3.200.0100.04312.68
5.3.190.0090.03612.68
5.3.180.0070.03712.67
5.3.170.0060.03712.67
5.3.160.0060.03812.68
5.3.150.0130.03512.67
5.3.140.0070.03612.66
5.3.130.0030.04412.66
5.3.120.0090.03712.66
5.3.110.0040.04212.66
5.3.100.0080.03712.11
5.3.90.0110.05012.09
5.3.80.0070.03812.08
5.3.70.0060.03712.07
5.3.60.0070.03712.06
5.3.50.0100.03412.00
5.3.40.0070.03812.00
5.3.30.0070.03511.94
5.3.20.0080.03511.71
5.3.10.0050.03611.68
5.3.00.0030.03911.67
5.2.170.0070.0319.16
5.2.160.0050.0319.16
5.2.150.0050.0319.17
5.2.140.0050.0319.16
5.2.130.0060.0309.13
5.2.120.0060.0289.12
5.2.110.0080.0269.13
5.2.100.0050.0289.13
5.2.90.0060.0289.13
5.2.80.0040.0319.12
5.2.70.0050.0309.12
5.2.60.0050.0309.07
5.2.50.0070.0289.04
5.2.40.0070.0299.02
5.2.30.0030.0319.00
5.2.20.0030.0308.98
5.2.10.0040.0298.90
5.2.00.0050.0288.77
5.1.60.0030.0258.05
5.1.50.0010.0278.05
5.1.40.0040.0258.03
5.1.30.0010.0298.38
5.1.20.0020.0288.40
5.1.10.0050.0258.13
5.1.00.0030.0268.13
5.0.50.0030.0216.60
5.0.40.0020.0206.46
5.0.30.0030.0326.28
5.0.20.0020.0216.25
5.0.10.0020.0246.23
5.0.00.0040.0326.22
4.4.90.0050.0184.78
4.4.80.0040.0144.76
4.4.70.0030.0154.76
4.4.60.0030.0144.75
4.4.50.0020.0164.77
4.4.40.0040.0284.71
4.4.30.0030.0154.76
4.4.20.0010.0174.84
4.4.10.0020.0164.85
4.4.00.0000.0284.76
4.3.110.0040.0154.67
4.3.100.0050.0134.66
4.3.90.0040.0154.64
4.3.80.0020.0264.58
4.3.70.0010.0164.63
4.3.60.0040.0134.63
4.3.50.0060.0144.63
4.3.40.0020.0254.54
4.3.30.0030.0153.28
4.3.20.0020.0163.26
4.3.10.0020.0163.22
4.3.00.0100.0236.66

preferences:
47.92 ms | 401 KiB | 5 Q