3v4l.org

run code in 300+ PHP versions simultaneously
<?php class X { private function z($matches) { var_dump($matches); switch ($matches) { case 'cool': return 'wow'; case 'hey': return 'hehe'; } } public function y($template) { echo preg_replace_callback('/\[\[\s?([^\]]+)\s?\]/', [$this, 'z'], $template); } } $x = new X(); $x->y('bla bla [[ hey ]] dasfasdf [[ cool ]] werwr');

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)
8.3.60.0040.01816.88
8.3.50.0120.00318.18
8.3.40.0190.00018.69
8.3.30.0110.00718.84
8.3.20.0030.00620.61
8.3.10.0070.00021.82
8.3.00.0040.00421.74
8.2.180.0180.00316.63
8.2.170.0120.00322.96
8.2.160.0100.00322.27
8.2.150.0000.00824.18
8.2.140.0040.00424.66
8.2.130.0080.00019.77
8.2.120.0030.00626.35
8.2.110.0030.00720.53
8.2.100.0040.00819.88
8.2.90.0030.00519.21
8.2.80.0000.00818.03
8.2.70.0030.00517.75
8.2.60.0080.00017.80
8.2.50.0040.00418.10
8.2.40.0070.00020.47
8.2.30.0070.00019.47
8.2.20.0040.00417.99
8.2.10.0000.00718.09
8.2.00.0080.00017.94
8.1.280.0110.00725.92
8.1.270.0090.00022.16
8.1.260.0040.00428.09
8.1.250.0080.00028.09
8.1.240.0040.00420.85
8.1.230.0060.00617.64
8.1.220.0050.00317.76
8.1.210.0000.00818.77
8.1.200.0030.00617.47
8.1.190.0040.00417.35
8.1.180.0040.00418.10
8.1.170.0040.00418.80
8.1.160.0000.00922.18
8.1.150.0030.00420.34
8.1.140.0040.00419.52
8.1.130.0040.00417.78
8.1.120.0040.00417.56
8.1.110.0000.00817.65
8.1.100.0000.00717.59
8.1.90.0040.00417.64
8.1.80.0050.00317.52
8.1.70.0030.00617.62
8.1.60.0060.00317.68
8.1.50.0050.00317.60
8.1.40.0050.00317.61
8.1.30.0000.00817.77
8.1.20.0000.00817.66
8.1.10.0040.00417.64
8.1.00.0040.00417.67
8.0.300.0000.00819.77
8.0.290.0070.00016.75
8.0.280.0000.00718.48
8.0.270.0000.00717.15
8.0.260.0070.00017.28
8.0.250.0000.00717.11
8.0.240.0000.00717.11
8.0.230.0030.00517.12
8.0.220.0030.00316.93
8.0.210.0070.00017.04
8.0.200.0000.00717.09
8.0.190.0030.00517.00
8.0.180.0040.00417.06
8.0.170.0040.00417.13
8.0.160.0040.00416.96
8.0.150.0070.00016.96
8.0.140.0050.00216.96
8.0.130.0050.00013.42
8.0.120.0030.00616.97
8.0.110.0040.00416.99
8.0.100.0070.00016.84
8.0.90.0050.00216.98
8.0.80.0180.00316.98
8.0.70.0000.00717.07
8.0.60.0040.00417.00
8.0.50.0020.00517.08
8.0.30.0120.00717.40
8.0.20.0110.00917.40
8.0.10.0070.00017.07
8.0.00.0110.00616.95
7.4.330.0000.00615.55
7.4.320.0030.00316.81
7.4.300.0030.00316.78
7.4.290.0030.00316.66
7.4.280.0080.00016.74
7.4.270.0030.00316.75
7.4.260.0030.00316.79
7.4.250.0000.00816.63
7.4.240.0040.00416.67
7.4.230.0030.00316.93
7.4.220.0070.01116.81
7.4.210.0100.00716.82
7.4.200.0000.00716.62
7.4.160.0060.00916.72
7.4.150.0160.00317.40
7.4.140.0100.00817.86
7.4.130.0090.01116.75
7.4.120.0120.00616.75
7.4.110.0090.00916.82
7.4.100.0090.00916.81
7.4.90.0150.00316.80
7.4.80.0030.01319.39
7.4.70.0040.01616.61
7.4.60.0060.01116.73
7.4.50.0070.01016.73
7.4.40.0100.00716.59
7.4.30.0100.00616.56
7.4.10.0110.00715.21
7.4.00.0070.01015.09
7.3.330.0000.00513.48
7.3.320.0000.00513.48
7.3.310.0040.00416.54
7.3.300.0030.00316.40
7.3.290.0080.00916.47
7.3.280.0100.00716.47
7.3.270.0140.00317.40
7.3.260.0120.00816.58
7.3.250.0100.00816.65
7.3.240.0170.00616.50
7.3.230.0070.01516.70
7.3.210.0090.00916.45
7.3.200.0170.00316.87
7.3.190.0120.00916.51
7.3.180.0070.01116.39
7.3.170.0000.02116.41
7.3.160.0080.00816.62
7.3.130.0110.00815.13
7.3.120.0080.00814.97
7.3.110.0120.00714.97
7.3.100.0090.00515.05
7.3.90.0040.01315.06
7.3.80.0000.00914.90
7.3.70.0070.00315.02
7.3.60.0040.00614.96
7.3.50.0040.01215.05
7.3.40.0070.00414.88
7.3.30.0100.00415.10
7.3.20.0040.01116.59
7.3.10.0050.00616.73
7.3.00.0070.00816.71
7.2.330.0120.01216.87
7.2.320.0130.00716.83
7.2.310.0040.01216.76
7.2.300.0070.01116.89
7.2.290.0030.01316.74
7.2.260.0050.00815.15
7.2.250.0110.00715.13
7.2.240.0020.01215.24
7.2.230.0080.00515.44
7.2.220.0050.00915.36
7.2.210.0050.00715.13
7.2.200.0050.01015.14
7.2.190.0050.00515.24
7.2.180.0040.00515.24
7.2.170.0080.00715.34
7.2.160.0080.00315.32
7.2.150.0090.00417.12
7.2.140.0020.01017.18
7.2.130.0070.00517.04
7.2.120.0060.00517.03
7.2.110.0050.00817.19
7.2.100.0020.00917.12
7.2.90.0080.00717.24
7.2.80.0070.01017.16
7.2.70.0030.01017.11
7.2.60.0150.00517.26
7.2.50.0030.00917.22
7.2.40.0060.00817.23
7.2.30.0140.00216.90
7.2.20.0080.00517.24
7.2.10.0070.00517.25
7.2.00.0020.01318.04
7.1.330.0080.00716.08
7.1.320.0060.00615.88
7.1.310.0060.00416.06
7.1.300.0060.00615.87
7.1.290.0040.00616.03
7.1.280.0040.00615.95
7.1.270.0020.01115.95
7.1.260.0030.00815.85
7.1.250.0010.01215.97
7.1.240.0030.00815.86
7.1.230.0040.00416.00
7.1.220.0080.00715.81
7.1.210.0070.00715.95
7.1.200.0070.00615.91
7.1.190.0090.00515.88
7.1.180.0020.00715.91
7.1.170.0040.00715.86
7.1.160.0060.00515.99
7.1.150.0080.00515.88
7.1.140.0060.00715.99
7.1.130.0050.00915.89
7.1.120.0040.00915.98
7.1.110.0060.00415.85
7.1.100.0030.00915.97
7.1.90.0050.00716.04
7.1.80.0080.00715.84
7.1.70.0050.00816.36
7.1.60.0070.00916.29
7.1.50.0070.00316.01
7.1.40.0050.00915.85
7.1.30.0050.00815.85
7.1.20.0050.00515.73
7.1.10.0040.00716.07
7.1.00.0020.03118.07
7.0.330.0020.01115.69
7.0.320.0020.01115.66
7.0.310.0050.00915.52
7.0.300.0080.00515.37
7.0.290.0030.01215.75
7.0.280.0090.00715.58
7.0.270.0060.00515.52
7.0.260.0020.01215.62
7.0.250.0060.00715.63
7.0.240.0060.00815.41
7.0.230.0050.00815.64
7.0.220.0040.01015.68
7.0.210.0040.00715.50
7.0.200.0080.00715.93
7.0.190.0050.00815.74
7.0.180.0090.00515.69
7.0.170.0040.00715.63
7.0.160.0090.00415.73
7.0.150.0090.00515.59
7.0.140.0030.00815.58
7.0.130.0100.00615.74
7.0.120.0070.02317.66
7.0.110.0130.02217.74
7.0.100.0100.02717.75
7.0.90.0090.03317.74
7.0.80.0110.02717.79
7.0.70.0070.02417.76
7.0.60.0110.02517.54
7.0.50.0080.02417.81
7.0.40.0090.02316.43
7.0.30.0090.02216.40
7.0.20.0100.02616.59
7.0.10.0110.02116.53
7.0.00.0040.02516.44
5.6.400.0080.00514.52
5.6.390.0030.00614.27
5.6.380.0080.00514.33
5.6.370.0020.01114.33
5.6.360.0020.01214.37
5.6.350.0060.01114.50
5.6.340.0050.01214.45
5.6.330.0080.00714.26
5.6.320.0060.00614.41
5.6.310.0020.01114.62
5.6.300.0120.00214.38
5.6.290.0020.01014.55
5.6.280.0130.00314.49
5.6.270.0050.03016.62
5.6.260.0050.03016.36
5.6.250.0080.02616.63
5.6.240.0090.02316.65
5.6.230.0090.02816.47
5.6.220.0070.03116.54
5.6.210.0040.02616.54
5.6.200.0090.02016.57
5.6.190.0060.02416.60
5.6.180.0140.02116.49
5.6.170.0070.02416.56
5.6.160.0030.02516.51
5.6.150.0030.02516.58
5.6.140.0060.02416.65
5.6.130.0050.02516.48
5.6.120.0010.03016.86
5.6.110.0100.02416.45
5.6.100.0070.02816.52
5.6.90.0080.02416.55
5.6.80.0050.02416.38
5.6.70.0080.02116.33
5.6.60.0090.02216.34
5.6.50.0070.02316.26
5.6.40.0050.02416.33
5.6.30.0080.02116.24
5.6.20.0060.02516.41
5.6.10.0100.02116.31
5.6.00.0050.02816.29

preferences:
62.51 ms | 400 KiB | 5 Q