3v4l.org

run code in 300+ PHP versions simultaneously
<?php class x { public $a = [ '~.~' => '$this->waa($0);' ]; function p($s) { foreach($this->a as $p => $r) { $s = preg_replace_callback($p, function($m) use ($s, $r){ $c = preg_replace('~\$(\d)~', '$m[$1]', $r); print "\n$c\n"; return eval($c); }, $s); } return $s; } function waa($t){ return '*'.$t.'*'; } } var_dump((new x)->p('wazup'));

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)
8.3.60.0160.00318.52
8.3.50.0080.01421.23
8.3.40.0140.00718.95
8.3.30.0070.00719.05
8.3.20.0050.00320.34
8.3.10.0050.00323.66
8.3.00.0050.00321.87
8.2.180.0110.01116.63
8.2.170.0040.01122.96
8.2.160.0060.00820.39
8.2.150.0080.00024.18
8.2.140.0080.00024.66
8.2.130.0080.00021.19
8.2.120.0050.00326.35
8.2.110.0040.00422.07
8.2.100.0090.00317.97
8.2.90.0040.00417.85
8.2.80.0090.00317.97
8.2.70.0000.00817.75
8.2.60.0080.00018.05
8.2.50.0000.00818.07
8.2.40.0080.00022.48
8.2.30.0080.00019.60
8.2.20.0030.00817.79
8.2.10.0050.00318.16
8.2.00.0030.00618.05
8.1.280.0150.00025.92
8.1.270.0070.01122.19
8.1.260.0040.00428.09
8.1.250.0070.00028.09
8.1.240.0090.00022.69
8.1.230.0040.00720.85
8.1.220.0000.00817.74
8.1.210.0050.00319.01
8.1.200.0030.00717.48
8.1.190.0050.00317.48
8.1.180.0080.00018.10
8.1.170.0030.00518.78
8.1.160.0090.00020.80
8.1.150.0030.00620.71
8.1.140.0050.00319.68
8.1.130.0030.00517.75
8.1.120.0040.00417.52
8.1.110.0070.00417.51
8.1.100.0040.00417.63
8.1.90.0000.00817.62
8.1.80.0070.00017.65
8.1.70.0000.00717.66
8.1.60.0050.00517.73
8.1.50.0030.00617.73
8.1.40.0040.00417.58
8.1.30.0060.00317.66
8.1.20.0000.00817.71
8.1.10.0000.00817.79
8.1.00.0040.00417.57
8.0.300.0000.00719.91
8.0.290.0080.00016.88
8.0.280.0040.00418.38
8.0.270.0050.00217.20
8.0.260.0000.00817.23
8.0.250.0070.00016.99
8.0.240.0040.00416.97
8.0.230.0070.00017.04
8.0.220.0040.00417.07
8.0.210.0040.00416.95
8.0.200.0030.00317.07
8.0.190.0040.00417.06
8.0.180.0000.00716.96
8.0.170.0000.00816.95
8.0.160.0070.00017.00
8.0.150.0020.00517.11
8.0.140.0050.00316.82
8.0.130.0060.00013.43
8.0.120.0040.00417.01
8.0.110.0000.00717.02
8.0.100.0040.00417.07
8.0.90.0050.00317.02
8.0.80.0100.01017.04
8.0.70.0000.00716.91
8.0.60.0000.00816.96
8.0.50.0000.00817.14
8.0.30.0080.01217.33
8.0.20.0140.00817.43
8.0.10.0000.00717.18
8.0.00.0140.00817.05
7.4.330.0050.00016.80
7.4.320.0000.00616.75
7.4.300.0000.00716.73
7.4.290.0030.00316.71
7.4.280.0040.00416.70
7.4.270.0070.00016.80
7.4.260.0040.00416.79
7.4.250.0040.00416.59
7.4.240.0000.00716.84
7.4.230.0000.00716.70
7.4.220.0130.00316.71
7.4.210.0140.00316.85
7.4.200.0030.00316.61
7.4.160.0190.00416.67
7.4.150.0130.00717.40
7.4.140.0100.01517.86
7.4.130.0130.00816.71
7.4.120.0090.00916.80
7.4.110.0110.00616.71
7.4.100.0090.00916.67
7.4.90.0000.02316.84
7.4.80.0080.01319.39
7.4.70.0090.00916.54
7.4.60.0110.00416.54
7.4.50.0090.00316.78
7.4.40.0050.01116.79
7.4.30.0120.00816.59
7.4.10.0080.01115.86
7.4.00.0090.00815.64
7.3.330.0060.00013.30
7.3.320.0040.00413.49
7.3.310.0070.00016.55
7.3.300.0030.00316.52
7.3.290.0100.00716.54
7.3.280.0100.01016.49
7.3.270.0100.00717.40
7.3.260.0030.01416.69
7.3.250.0120.00716.73
7.3.240.0070.01016.70
7.3.230.0110.00716.63
7.3.210.0090.00816.77
7.3.200.0180.00319.39
7.3.190.0070.01016.58
7.3.180.0140.00716.58
7.3.170.0170.00316.57
7.3.160.0050.01116.66
7.3.130.0080.01215.77
7.3.120.0110.00915.91
7.3.110.0100.01015.95
7.3.100.0090.00815.77
7.3.90.0080.00815.81
7.3.80.0080.00915.63
7.3.70.0080.00615.63
7.3.60.0080.00815.68
7.3.50.0070.00715.81
7.3.40.0070.00915.71
7.3.30.0090.00615.64
7.3.20.0460.00816.71
7.3.10.0080.00716.62
7.3.00.0090.00617.45
7.2.330.0180.00316.96
7.2.320.0120.00616.71
7.2.310.0100.00716.84
7.2.300.0130.00316.94
7.2.290.0100.01316.85
7.2.260.0050.01316.03
7.2.250.0100.00816.04
7.2.240.0090.00815.81
7.2.230.0150.00216.10
7.2.220.0050.01015.84
7.2.210.0100.00615.96
7.2.200.0000.01616.04
7.2.190.0030.01116.03
7.2.180.0090.00716.04
7.2.170.0090.00616.10
7.2.160.0090.00215.94
7.2.150.0180.00816.79
7.2.140.0060.00917.03
7.2.130.0070.00517.93
7.2.120.0040.01317.98
7.2.110.0050.01017.92
7.2.100.0050.01217.97
7.2.90.0090.00617.89
7.2.80.0080.00717.91
7.2.70.0050.01217.90
7.2.60.0120.00417.83
7.2.50.0100.01017.79
7.2.40.0050.01117.83
7.2.30.0120.00917.97
7.2.20.0100.00817.83
7.2.10.0070.00817.98
7.2.00.0080.00618.49
7.1.330.0090.00516.72
7.1.320.0070.00716.90
7.1.310.0060.00716.80
7.1.300.0770.00716.54
7.1.290.0510.00515.78
7.1.280.0400.00715.91
7.1.270.0420.01015.67
7.1.260.0050.00915.86
7.1.250.0040.00816.77
7.1.240.0010.01116.74
7.1.230.0080.00816.73
7.1.220.0040.00716.66
7.1.210.0100.00616.83
7.1.200.0040.01116.80
7.1.190.0100.00616.65
7.1.180.0110.00716.60
7.1.170.0070.01016.68
7.1.160.0070.00716.69
7.1.150.0050.01216.75
7.1.140.0070.00716.79
7.1.130.0100.00716.83
7.1.120.0040.01216.72
7.1.110.0040.01116.87
7.1.100.0090.00817.36
7.1.90.0070.00716.75
7.1.80.0070.01116.78
7.1.70.0060.00616.99
7.1.60.0070.01017.49
7.1.50.0090.01016.87
7.1.40.0070.01016.67
7.1.30.0100.00816.66
7.1.20.0060.01016.70
7.1.10.0080.00516.69
7.1.00.0040.03118.64
7.0.330.0030.00916.43
7.0.320.0030.01016.48
7.0.310.0040.00916.25
7.0.300.0020.01316.45
7.0.290.0050.01116.45
7.0.280.0090.00616.44
7.0.270.0030.01116.33
7.0.260.0040.00916.37
7.0.250.0090.00616.33
7.0.240.0110.00616.41
7.0.230.0020.01416.57
7.0.220.0100.00616.37
7.0.210.0030.00916.36
7.0.200.0060.00816.53
7.0.190.0030.01316.35
7.0.180.0010.01216.39
7.0.170.0070.00716.39
7.0.160.0060.01016.36
7.0.150.0080.01116.40
7.0.140.0090.00816.45
7.0.130.0090.00616.49
7.0.120.0030.01316.22
7.0.110.0060.01216.32
7.0.100.0080.00916.42
7.0.90.0070.00916.37
7.0.80.0100.00516.16
7.0.70.0090.00916.34
7.0.60.0130.01818.28
7.0.50.0050.01916.96
7.0.40.0070.02016.38
7.0.30.0140.03116.32
7.0.20.0170.02216.32
7.0.10.0050.03316.26
7.0.00.0080.01816.34
5.6.400.0050.01315.16
5.6.390.0090.00815.55
5.6.380.0070.01015.44
5.6.370.0090.00815.10
5.6.360.0070.00715.15
5.6.350.0050.01215.46
5.6.340.0090.00715.24
5.6.330.0040.01315.27
5.6.320.0070.00515.44
5.6.310.0100.00515.49
5.6.300.0090.00814.90
5.6.290.0050.01415.22
5.6.280.0090.01517.31
5.6.270.0090.00915.21
5.6.260.0060.00915.43
5.6.250.0080.00915.44
5.6.240.0090.00515.34
5.6.230.0050.01215.44
5.6.220.0070.01015.15
5.6.210.0060.02217.01
5.6.200.0070.03316.22
5.6.190.0110.02517.00
5.6.180.0150.03116.99
5.6.170.0120.03016.90
5.6.160.0080.03517.04
5.6.150.0080.02016.26
5.6.140.0090.02916.22
5.6.130.0080.03116.25
5.6.120.0070.02017.12
5.6.110.0080.02917.01
5.6.100.0080.02617.26
5.6.90.0050.02617.47
5.6.80.0130.02917.00
5.6.70.0080.00815.29
5.6.60.0050.01115.10
5.6.50.0100.00615.03
5.6.40.0090.01015.13
5.6.30.0030.01015.28
5.6.20.0050.01115.25
5.6.10.0080.00815.38
5.6.00.0020.01015.14
5.5.380.0120.01015.13
5.5.370.0110.00715.31
5.5.360.0090.01115.35
5.5.350.1430.02316.99
5.5.340.0100.01616.22
5.5.330.0110.02916.91
5.5.320.0190.01916.83
5.5.310.0130.03116.98
5.5.300.0070.02516.18
5.5.290.0090.02016.13
5.5.280.0050.03417.17
5.5.270.0110.03116.94
5.5.260.0080.02217.03
5.5.250.0110.02516.98
5.5.240.0140.01716.75
5.5.230.0050.01314.95
5.5.220.0110.00914.98
5.5.210.0110.00915.10
5.5.200.0100.01015.21
5.5.190.0120.00815.01
5.5.180.0080.01115.11
5.5.170.0070.01115.15
5.5.160.0080.01215.16
5.5.150.0080.01214.90
5.5.140.0110.00815.12
5.5.130.0130.00715.14
5.5.120.0090.00715.16
5.5.110.0120.00615.12
5.5.100.0120.00714.96
5.5.90.0070.01214.95
5.5.80.0100.01015.03
5.5.70.0130.00715.17
5.5.60.0070.01214.93
5.5.50.0130.01115.12
5.5.40.0120.01014.96
5.5.30.0110.01015.14
5.5.20.0110.00815.27
5.5.10.0090.01114.87
5.5.00.0080.01214.96

preferences:
62.69 ms | 401 KiB | 5 Q