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; $x = strval($varname); $template = str_replace($m[0][$i], sprintf('$%s', $$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)
8.3.60.0140.00718.55
8.3.50.0140.00922.20
8.3.40.0130.00318.82
8.3.30.0140.00718.91
8.3.20.0000.00720.16
8.3.10.0050.00321.88
8.3.00.0050.00522.39
8.2.180.0030.01317.00
8.2.170.0140.00022.96
8.2.160.0100.00321.05
8.2.150.0040.00424.18
8.2.140.0040.00424.66
8.2.130.0040.00426.16
8.2.120.0060.00319.61
8.2.110.0070.00322.41
8.2.100.0070.00718.09
8.2.90.0080.00018.16
8.2.80.0050.00317.97
8.2.70.0060.00317.88
8.2.60.0040.00418.05
8.2.50.0000.00818.07
8.2.40.0080.00018.34
8.2.30.0050.00318.13
8.2.20.0040.00417.84
8.2.10.0000.00717.84
8.2.00.0000.00817.87
8.1.280.0070.00725.92
8.1.270.0030.00522.11
8.1.260.0000.00726.35
8.1.250.0000.00828.09
8.1.240.0060.00320.82
8.1.230.0080.00420.85
8.1.220.0050.00317.74
8.1.210.0030.00518.80
8.1.200.0060.00317.35
8.1.190.0000.00817.53
8.1.180.0040.00418.10
8.1.170.0060.00318.71
8.1.160.0000.00721.97
8.1.150.0000.00718.84
8.1.140.0000.00817.49
8.1.130.0080.00017.72
8.1.120.0040.00317.49
8.1.110.0000.00717.48
8.1.100.0030.00317.47
8.1.90.0040.00417.59
8.1.80.0070.00017.50
8.1.70.0030.00317.49
8.1.60.0040.00417.62
8.1.50.0060.00317.65
8.1.40.0000.00717.71
8.1.30.0080.00017.82
8.1.20.0030.00517.76
8.1.10.0040.00417.61
8.1.00.0030.00617.57
8.0.300.0040.00419.95
8.0.290.0040.00417.18
8.0.280.0070.00018.47
8.0.270.0030.00317.19
8.0.260.0030.00316.98
8.0.250.0000.00717.21
8.0.240.0040.00417.15
8.0.230.0000.00817.21
8.0.220.0040.00416.99
8.0.210.0000.00717.06
8.0.200.0000.00617.14
8.0.190.0040.00417.13
8.0.180.0080.00017.13
8.0.170.0000.00917.16
8.0.160.0000.00817.04
8.0.150.0040.00416.91
8.0.140.0040.00417.01
8.0.130.0030.00313.55
8.0.120.0000.00817.01
8.0.110.0040.00417.07
8.0.100.0000.00717.07
8.0.90.0080.00017.22
8.0.80.0030.01217.07
8.0.70.0070.00017.05
8.0.60.0070.00017.08
8.0.50.0000.00816.89
8.0.30.0080.01117.41
8.0.20.0110.00817.45
8.0.10.0040.00417.27
8.0.00.0090.01416.96
7.4.330.0020.00215.16
7.4.320.0000.00716.78
7.4.300.0000.00716.76
7.4.290.0030.00316.78
7.4.280.0030.00316.59
7.4.270.0070.00016.79
7.4.260.0000.00716.61
7.4.250.0070.00016.69
7.4.240.0010.00616.75
7.4.230.0030.00416.64
7.4.220.0120.00616.73
7.4.210.0090.00816.81
7.4.200.0000.00716.87
7.4.190.0070.00016.75
7.4.160.0040.01116.61
7.4.150.0070.01117.40
7.4.140.0100.00817.86
7.4.130.0120.00916.85
7.4.120.0140.00916.76
7.4.110.0100.00716.65
7.4.100.0090.00916.79
7.4.90.0150.00316.73
7.4.80.0100.01319.39
7.4.70.0100.00716.74
7.4.60.0060.00916.71
7.4.50.0030.00616.70
7.4.40.0090.00622.77
7.4.30.0030.01216.72
7.4.00.0060.00915.08
7.3.330.0050.00013.55
7.3.320.0000.00513.52
7.3.310.0040.00416.60
7.3.300.0070.00016.45
7.3.290.0000.01416.59
7.3.280.0040.01316.52
7.3.270.0040.01317.40
7.3.260.0140.00416.83
7.3.250.0090.01016.56
7.3.240.0030.01316.46
7.3.230.0060.01016.62
7.3.210.0100.00716.64
7.3.200.0180.00019.39
7.3.190.0100.00616.59
7.3.180.0100.00716.82
7.3.170.0120.00316.79
7.3.160.0120.00316.73
7.3.120.0030.00914.79
7.2.330.0100.00617.00
7.2.320.0060.01216.95
7.2.310.0150.00916.84
7.2.300.0070.01016.75
7.2.290.0130.01316.89
7.2.120.0140.00016.92
7.2.110.0030.00916.67
7.2.100.0100.00716.54
7.2.90.0040.01117.07
7.2.80.0050.00316.91
7.2.70.0060.00617.25
7.2.60.0100.00316.93
7.2.50.0040.00816.98
7.2.40.0030.01017.10
7.2.30.0060.00617.11
7.2.20.0140.00017.16
7.2.10.0090.00917.20
7.2.00.0060.00518.17
7.1.240.0030.01016.17
7.1.230.0040.01115.92
7.1.220.0030.01416.05
7.1.210.0070.00715.69
7.1.200.0080.00615.81
7.1.190.0040.00415.92
7.1.180.0090.00615.96
7.1.170.0060.00616.09
7.1.160.0030.00716.04
7.1.150.0070.00716.05
7.1.140.0030.01216.01
7.1.130.0030.01315.86
7.1.120.0060.00615.90
7.1.110.0070.00416.05
7.1.100.0050.00917.10
7.1.90.0000.01516.04
7.1.80.0070.00316.00
7.1.70.0020.01016.74
7.1.60.0090.00917.79
7.1.50.0040.01616.32
7.1.40.0000.00815.91
7.1.30.0030.00916.05
7.1.20.0000.01115.92
7.1.10.0070.00715.93
7.1.00.0030.04219.28
7.0.320.0120.00315.68
7.0.310.0040.01115.41
7.0.300.0030.00915.64
7.0.290.0060.00915.43
7.0.280.0090.00315.25
7.0.270.0090.00315.68
7.0.260.0090.00315.75
7.0.250.0000.01115.53
7.0.240.0050.00515.82
7.0.230.0120.00015.59
7.0.220.0110.00415.75
7.0.210.0060.00615.83
7.0.200.0070.00316.32
7.0.190.0110.00415.43
7.0.180.0060.00615.59
7.0.170.0030.01015.59
7.0.160.0060.00815.55
7.0.150.0070.00715.28
7.0.140.0050.03818.72
7.0.130.0090.00615.76
7.0.120.0030.01015.60
7.0.110.0090.00315.67
7.0.100.0040.00815.57
7.0.90.0100.00615.48
7.0.80.0070.00715.48
7.0.70.0000.01315.42
7.0.60.0080.04017.82
7.0.50.0050.03916.83
7.0.40.0110.02716.82
7.0.30.0260.02816.74
7.0.20.0120.03216.99
7.0.10.0070.04516.97
7.0.00.0120.02316.95
5.6.380.0070.00314.65
5.6.370.0080.00814.55
5.6.360.0030.01114.36
5.6.350.0030.01014.74
5.6.340.0100.00314.44
5.6.330.0130.00314.36
5.6.320.0090.00614.44
5.6.310.0070.00414.73
5.6.300.0070.00714.71
5.6.290.0040.01114.36
5.6.280.0040.01114.34
5.6.270.0030.00614.27
5.6.260.0100.00314.55
5.6.250.0060.00914.45
5.6.240.0060.00314.50
5.6.230.0040.00714.50
5.6.220.0040.00814.26
5.6.210.0080.02317.55
5.6.200.0050.03816.47
5.6.190.0100.04017.30
5.6.180.1750.02417.53
5.6.170.0210.02217.48
5.6.160.0130.03217.51
5.6.150.0020.02416.29
5.6.140.0030.02916.19
5.6.130.0070.03016.37
5.6.120.0050.04717.68
5.6.110.0030.02517.69
5.6.100.0020.04517.77
5.6.90.0090.02517.69
5.6.80.0060.04517.36
5.6.70.2280.02517.62
5.6.60.0070.00714.51
5.6.50.0120.00314.51
5.6.40.0130.00014.56
5.6.30.0000.01214.31
5.6.20.0090.00614.48
5.6.10.0040.00414.71
5.6.00.0030.01314.43
5.5.380.0120.00011.38
5.5.370.0070.00711.41
5.5.360.0060.00311.27
5.5.350.0200.02915.83
5.5.340.0080.03314.64
5.5.330.0070.02815.88
5.5.320.0210.02615.76
5.5.310.0130.03115.72
5.5.300.0030.03414.63
5.5.290.0050.04314.68
5.5.280.0030.04116.03
5.5.270.0090.04315.99
5.5.260.0080.04416.07
5.5.250.0020.04615.99
5.5.240.0100.03215.75
5.5.230.0030.00311.27
5.5.220.0060.00611.27
5.5.210.0030.00311.27
5.5.200.0070.00311.34
5.5.190.0100.00011.27
5.5.180.0110.00011.27
5.5.170.0000.01114.03
5.5.160.0060.00611.27
5.5.150.0030.00711.27
5.5.140.0040.00411.27
5.5.130.0000.00911.27
5.5.120.0060.00311.27
5.5.110.0040.00811.27
5.5.100.0040.00411.39
5.5.90.0040.00811.27
5.5.80.0000.01011.27
5.5.70.0000.00711.27
5.5.60.0040.00411.27
5.5.50.0040.00811.27
5.5.40.0060.00311.27
5.5.30.0090.00311.27
5.5.20.0070.00411.27
5.5.10.0080.00311.27
5.5.00.0030.00611.27
5.4.450.0210.02815.38
5.4.440.0100.03515.44
5.4.430.0130.02815.36
5.4.420.0150.02515.44
5.4.410.0100.03015.33
5.4.400.0030.03315.02
5.4.390.0070.02814.90
5.4.380.0150.03014.99
5.4.370.0140.03214.93
5.4.360.0150.02614.89
5.4.350.0140.03214.90
5.4.340.0200.02714.89
5.4.330.0030.00911.27
5.4.320.0050.02111.86
5.4.310.0040.02211.86
5.4.300.0040.02211.87
5.4.290.0040.02411.86
5.4.280.0070.02711.80
5.4.270.0090.02111.80
5.4.260.0020.02711.80
5.4.250.0070.02111.80
5.4.240.0050.02111.80
5.4.230.0050.02111.79
5.4.220.0050.02111.80
5.4.210.0060.02211.79
5.4.200.0050.02211.79
5.4.190.0030.02411.79
5.4.180.0080.02311.81
5.4.170.0060.02011.80
5.4.160.0060.02011.80
5.4.150.0060.02411.79
5.4.140.0040.02411.64
5.4.130.0040.01911.63
5.4.120.0040.02111.61
5.4.110.0050.02011.61
5.4.100.0060.02111.61
5.4.90.0080.01911.64
5.4.80.0100.02011.61
5.4.70.0040.02311.61
5.4.60.0020.02611.61
5.4.50.0050.02111.61
5.4.40.0050.02311.60
5.4.30.0020.03111.60
5.4.20.0030.02511.60
5.4.10.0030.02611.60
5.4.00.0050.02611.35
5.3.290.0020.02312.04
5.3.280.0050.02311.99
5.3.270.0070.02812.00
5.3.260.0060.02612.00
5.3.250.0070.02711.99
5.3.240.0070.02711.99
5.3.230.0080.02311.99
5.3.220.0070.02011.97
5.3.210.0060.02111.98
5.3.200.0080.02711.97
5.3.190.0060.02211.97
5.3.180.0020.02511.97
5.3.170.0060.02211.97
5.3.160.0050.02111.97
5.3.150.0030.02611.97
5.3.140.0050.02111.96
5.3.130.0040.02611.96
5.3.120.0070.02611.96
5.3.110.0110.02611.96
5.3.100.0070.02611.70
5.3.90.0040.02911.68
5.3.80.0070.02211.67
5.3.70.0020.02711.67
5.3.60.0040.02611.67
5.3.50.0070.02611.63
5.3.40.0080.02511.64
5.3.30.0040.02811.61
5.3.20.0090.02511.49
5.3.10.0100.02211.47
5.3.00.0060.02511.47
5.2.170.0040.01910.22
5.2.160.0060.01610.22
5.2.150.0040.01810.21
5.2.140.0040.01910.22
5.2.130.0070.01910.20
5.2.120.0060.01610.20
5.2.110.0040.02210.20
5.2.100.0030.02510.20
5.2.90.0060.02410.20
5.2.80.0090.02010.20
5.2.70.0050.02210.20
5.2.60.0070.02110.17
5.2.50.0060.02210.16
5.2.40.0040.01610.15
5.2.30.0070.02210.14
5.2.20.0030.02410.13
5.2.10.0090.02510.09
5.2.00.0040.02310.02
5.1.60.0050.0169.66
5.1.50.0070.0179.66
5.1.40.0060.0169.65
5.1.30.0070.0219.82
5.1.20.0050.0249.84
5.1.10.0020.0199.70
5.1.00.0050.0199.70
5.0.50.0060.0108.94
5.0.40.0020.0168.87
5.0.30.0020.0228.78
5.0.20.0040.0148.77
5.0.10.0040.0158.75
5.0.00.0040.0218.75
4.4.90.0020.0148.02
4.4.80.0020.0138.01
4.4.70.0040.0098.01
4.4.60.0020.0108.01
4.4.50.0030.0108.02
4.4.40.0030.0157.99
4.4.30.0010.0118.01
4.4.20.0040.0078.06
4.4.10.0020.0118.06
4.4.00.0040.0158.01
4.3.110.0020.0117.97
4.3.100.0030.0107.97
4.3.90.0030.0097.95
4.3.80.0040.0137.93
4.3.70.0010.0117.95
4.3.60.0010.0097.95
4.3.50.0020.0107.95
4.3.40.0030.0137.90
4.3.30.0030.0097.28
4.3.20.0030.0077.27
4.3.10.0030.0087.25
4.3.00.0030.0168.82

preferences:
38.26 ms | 401 KiB | 5 Q