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][$i].'===='.sprintf('$%s', $varname).PHP_EOL; $template = str_replace($m[0][$i], $$varname, $template); } } $x = '###'.strval($a).PHP_EOL; echo $x; 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)
8.3.40.0090.00619.09
8.3.30.0060.00919.24
8.3.20.0020.00520.34
8.3.10.0080.00022.14
8.3.00.0000.00822.46
8.2.170.0040.01422.96
8.2.160.0070.00721.07
8.2.150.0000.00824.18
8.2.140.0080.00024.66
8.2.130.0000.00726.16
8.2.120.0000.00817.88
8.2.110.0090.00019.39
8.2.100.0090.00318.16
8.2.90.0080.00019.17
8.2.80.0050.00317.97
8.2.70.0040.00417.88
8.2.60.0050.00317.93
8.2.50.0060.00318.07
8.2.40.0080.00018.16
8.2.30.0040.00418.26
8.2.20.0080.00017.96
8.2.10.0040.00419.75
8.2.00.0020.00518.06
8.1.270.0050.00322.14
8.1.260.0040.00426.35
8.1.250.0080.00028.09
8.1.240.0090.00021.30
8.1.230.0050.00517.70
8.1.220.0080.00017.74
8.1.210.0030.00618.77
8.1.200.0000.00917.35
8.1.190.0060.00317.25
8.1.180.0030.00518.10
8.1.170.0030.00718.68
8.1.160.0040.00421.98
8.1.150.0040.00418.80
8.1.140.0020.00517.66
8.1.130.0000.00717.93
8.1.120.0030.00717.66
8.1.110.0000.00817.53
8.1.100.0030.00617.64
8.1.90.0040.00417.51
8.1.80.0020.00517.68
8.1.70.0040.00417.63
8.1.60.0090.00017.77
8.1.50.0070.00017.60
8.1.40.0080.00017.67
8.1.30.0080.00017.67
8.1.20.0000.00817.67
8.1.10.0040.00417.77
8.1.00.0030.00617.67
8.0.300.0050.00318.77
8.0.290.0050.00317.13
8.0.280.0030.00318.40
8.0.270.0000.00717.30
8.0.260.0030.00317.11
8.0.250.0030.00317.14
8.0.240.0060.00317.25
8.0.230.0040.00417.23
8.0.220.0000.00817.05
8.0.210.0000.00817.12
8.0.200.0030.00717.16
8.0.190.0040.00417.28
8.0.180.0040.00417.19
8.0.170.0050.00317.05
8.0.160.0000.00817.01
8.0.150.0000.00717.15
8.0.140.0070.00017.00
8.0.130.0060.00013.51
8.0.120.0040.00417.09
8.0.110.0030.00516.99
8.0.100.0040.00416.95
8.0.90.0040.00317.01
8.0.80.0110.00417.07
8.0.70.0030.00517.18
8.0.60.0000.00816.91
8.0.50.0000.00717.08
8.0.30.0130.01017.24
8.0.20.0070.01217.40
8.0.10.0040.00417.28
8.0.00.0120.00916.94
7.4.330.0000.00515.00
7.4.320.0000.00716.72
7.4.300.0030.00316.73
7.4.290.0070.00016.88
7.4.280.0030.00516.82
7.4.270.0000.00816.74
7.4.260.0000.00716.71
7.4.250.0000.00716.73
7.4.240.0050.00316.76
7.4.230.0030.00316.72
7.4.220.0120.00616.82
7.4.210.0090.00816.77
7.4.200.0030.00316.86
7.4.190.0040.00416.70
7.4.160.0110.00416.66
7.4.150.0160.00617.40
7.4.140.0110.00817.86
7.4.130.0090.00816.70
7.4.120.0010.01616.75
7.4.110.0030.02016.87
7.4.100.0070.01116.66
7.4.90.0030.01416.70
7.4.80.0000.01719.39
7.4.70.0070.01016.63
7.4.60.0070.01116.88
7.4.50.0030.00316.82
7.4.40.0060.00922.77
7.4.30.0130.00316.98
7.4.00.0030.01415.38
7.3.330.0060.00013.49
7.3.320.0030.00313.29
7.3.310.0000.00816.41
7.3.300.0030.00316.59
7.3.290.0120.00916.51
7.3.280.0110.00716.54
7.3.270.0070.01017.40
7.3.260.0060.01116.65
7.3.250.0140.00316.58
7.3.240.0040.01916.67
7.3.230.0030.01416.78
7.3.210.0080.00816.74
7.3.200.0180.01319.39
7.3.190.0100.00716.63
7.3.180.0070.01316.71
7.3.170.0150.00616.72
7.3.160.0070.01016.61
7.3.120.0060.00615.30
7.2.330.0070.01116.64
7.2.320.0150.01016.81
7.2.310.0070.01116.97
7.2.300.0110.00616.88
7.2.290.0090.00916.86
7.1.200.0040.01116.16
7.1.70.0040.00717.44
7.1.60.0100.01419.82
7.1.50.0090.00317.34
7.1.00.0000.08022.30
7.0.200.0030.01016.96
7.0.140.0000.07721.95
7.0.60.0070.07319.95
7.0.50.0030.04017.93
7.0.40.0070.07020.42
7.0.30.0230.05320.14
7.0.20.0230.04320.20
7.0.10.0270.05320.10
7.0.00.0100.06020.03
5.6.280.0000.07720.86
5.6.210.0100.07720.60
5.6.200.0130.07318.19
5.6.190.0100.08020.65
5.6.180.4070.04320.61
5.6.170.0200.04720.45
5.6.160.0100.06320.49
5.6.150.0000.04318.22
5.6.140.0030.07318.20
5.6.130.0070.04318.22
5.6.120.0030.06021.03
5.6.110.0030.09320.99
5.6.100.0070.08720.88
5.6.90.0030.04721.02
5.6.80.0070.04020.35
5.6.70.0330.07020.42
5.5.350.0230.06320.42
5.5.340.0130.07317.89
5.5.330.0170.04320.13
5.5.320.0230.06320.13
5.5.310.0270.07720.29
5.5.300.0000.04017.92
5.5.290.0030.04318.02
5.5.280.0100.05320.88
5.5.270.0070.05020.64
5.5.260.0030.06720.76
5.5.250.0070.06720.65
5.5.240.0070.05020.23
5.4.450.0330.05319.55
5.4.440.0200.03019.48
5.4.430.0700.04719.21
5.4.420.0200.05019.39
5.4.410.0400.05019.36
5.4.400.0030.05318.48
5.4.390.0130.04718.70
5.4.380.0930.04718.46
5.4.370.0100.05318.65
5.4.360.0170.04718.59
5.4.350.0070.05718.45
5.4.340.0070.05718.61
5.4.320.0030.03912.45
5.4.310.0070.03512.45
5.4.300.0030.04212.45
5.4.290.0080.03712.45
5.4.280.0080.04312.33
5.4.270.0070.04812.33
5.4.260.0070.05312.33
5.4.250.0080.04412.33
5.4.240.0040.04312.33
5.4.230.0070.03912.32
5.4.220.0070.03712.32
5.4.210.0040.03812.32
5.4.200.0090.03812.32
5.4.190.0050.03912.32
5.4.180.0030.04012.32
5.4.170.0050.04112.33
5.4.160.0080.04012.33
5.4.150.0070.04312.32
5.4.140.0060.04312.00
5.4.130.0090.04012.00
5.4.120.0070.04611.95
5.4.110.0070.04511.95
5.4.100.0070.03611.95
5.4.90.0090.03511.95
5.4.80.0020.04511.95
5.4.70.0050.03711.95
5.4.60.0080.03511.95
5.4.50.0080.03511.94
5.4.40.0050.03711.94
5.4.30.0060.03711.93
5.4.20.0130.05411.93
5.4.10.0080.05611.93
5.4.00.0060.04611.42
5.3.290.0050.04212.80
5.3.280.0100.04312.70
5.3.270.0040.04512.73
5.3.260.0080.04212.72
5.3.250.0080.04512.72
5.3.240.0080.04512.72
5.3.230.0060.04312.71
5.3.220.0110.04012.68
5.3.210.0050.04312.68
5.3.200.0070.03612.68
5.3.190.0040.04012.68
5.3.180.0050.03912.68
5.3.170.0070.03512.67
5.3.160.0070.04512.67
5.3.150.0080.03712.68
5.3.140.0060.04412.66
5.3.130.0100.03712.66
5.3.120.0040.04412.66
5.3.110.0070.05112.66
5.3.100.0070.04012.12
5.3.90.0070.04512.08
5.3.80.0050.05212.08
5.3.70.0050.04812.07
5.3.60.0110.03612.07
5.3.50.0110.03512.00
5.3.40.0090.04612.00
5.3.30.0100.04411.94
5.3.20.0100.03911.71
5.3.10.0090.03411.68
5.3.00.0070.03811.67
5.2.170.0050.0359.16
5.2.160.0060.0309.17
5.2.150.0050.0329.16
5.2.140.0080.0289.16
5.2.130.0090.0279.13
5.2.120.0040.0309.13
5.2.110.0100.0309.13
5.2.100.0070.0319.13
5.2.90.0080.0329.13
5.2.80.0060.0379.13
5.2.70.0040.0359.12
5.2.60.0090.0279.07
5.2.50.0070.0319.04
5.2.40.0040.0319.03
5.2.30.0080.0279.01
5.2.20.0080.0298.98
5.2.10.0060.0318.90
5.2.00.0060.0358.77
5.1.60.0050.0248.05
5.1.50.0050.0348.05
5.1.40.0060.0268.03
5.1.30.0050.0268.38
5.1.20.0060.0278.40
5.1.10.0050.0268.13
5.1.00.0020.0298.13
5.0.50.0050.0206.61
5.0.40.0060.0176.48
5.0.30.0050.0396.29
5.0.20.0050.0226.25
5.0.10.0050.0206.23
5.0.00.0070.0316.23
4.4.90.0070.0194.78
4.4.80.0030.0224.75
4.4.70.0010.0194.76
4.4.60.0010.0194.75
4.4.50.0020.0174.77
4.4.40.0010.0284.71
4.4.30.0050.0184.76
4.4.20.0030.0214.84
4.4.10.0050.0134.85
4.4.00.0040.0284.76
4.3.110.0030.0264.66
4.3.100.0030.0174.66
4.3.90.0020.0184.63
4.3.80.0050.0324.58
4.3.70.0040.0184.63
4.3.60.0020.0244.63
4.3.50.0030.0174.63
4.3.40.0050.0274.54
4.3.30.0010.0243.29
4.3.20.0030.0203.27
4.3.10.0030.0153.23
4.3.00.0030.01715.59

preferences:
43.44 ms | 400 KiB | 5 Q