3v4l.org

run code in 300+ PHP versions simultaneously
<?php function cache_key($key, &$group) { global $blog_id, $global_groups; $blogid = $blog_id; if ( $group == '__key__' ) { // metagroup for pre-processed keys preg_match( '/^(?:\d+:)?(.+):/', $key, $matches ); // group:key or blog_id:group:key $group = $matches[1]; // &$group return $key; } if ( empty($group) ) $group = 'default'; if ( is_numeric($group{0}) && preg_match('/^(\d+):/', $group, $matches) ) { $blogid = $matches[1]; $group = str_replace("$blogid:", '', $group); //error_log("Blog and group: $blogid , $group", 0); } if ( isset($global_groups[$group]) ) $prefix = ''; else $prefix = $blogid . ':'; $key = $group . ':' . $key; if ( false !== strpos($key, ' ') ) return $prefix . str_replace(' ', '', $key); else return $prefix . $key; } ?>

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)
8.3.60.0100.00318.30
8.3.50.0000.01419.82
8.3.40.0070.00718.67
8.3.30.0140.00018.96
8.3.20.0080.00020.38
8.3.10.0040.00421.77
8.3.00.0080.00019.48
8.2.180.0000.01418.42
8.2.170.0040.01122.96
8.2.160.0030.01020.52
8.2.150.0110.00724.18
8.2.140.0040.00424.66
8.2.130.0080.00026.16
8.2.120.0060.00919.31
8.2.110.0040.00419.27
8.2.100.0080.00617.72
8.2.90.0040.00419.05
8.2.80.0040.00417.97
8.2.70.0040.00417.38
8.2.60.0030.00517.80
8.2.50.0050.00318.07
8.2.40.0000.00918.01
8.2.30.0030.00319.43
8.2.20.0040.00417.43
8.2.10.0040.00417.82
8.2.00.0020.00517.43
8.1.280.0070.01325.92
8.1.270.0040.00423.90
8.1.260.0030.01026.35
8.1.250.0050.00328.09
8.1.240.0090.00023.87
8.1.230.0040.00820.85
8.1.220.0040.00418.77
8.1.210.0050.00519.16
8.1.200.0030.00617.11
8.1.190.0040.00417.28
8.1.180.0050.00318.10
8.1.170.0080.00018.38
8.1.160.0040.00418.80
8.1.150.0000.00918.77
8.1.140.0000.00717.32
8.1.130.0070.00017.76
8.1.120.0000.01017.30
8.1.110.0000.00817.25
8.1.100.0030.00317.30
8.1.90.0030.00317.37
8.1.80.0030.00617.24
8.1.70.0000.00717.25
8.1.60.0040.00417.31
8.1.50.0000.00817.39
8.1.40.0030.00517.39
8.1.30.0030.00517.43
8.1.20.0000.00717.45
8.1.10.0030.00617.43
8.1.00.0020.00517.16
8.0.300.0000.00719.85
8.0.290.0000.00717.05
8.0.280.0070.00018.32
8.0.270.0000.00717.04
8.0.260.0030.00317.14
8.0.250.0000.00716.89
8.0.240.0030.00316.78
8.0.230.0070.00016.91
8.0.220.0070.00016.84
8.0.210.0060.00016.71
8.0.200.0070.00016.87
8.0.190.0070.00016.80
8.0.180.0000.00816.74
8.0.170.0040.00416.90
8.0.160.0070.00016.90
8.0.150.0070.00016.73
8.0.140.0050.00216.66
8.0.130.0050.00313.34
8.0.120.0050.00316.75
8.0.110.0050.00316.82
8.0.100.0080.00016.73
8.0.90.0040.00316.65
8.0.80.0070.01016.88
8.0.70.0040.00416.83
8.0.60.0020.00516.70
8.0.50.0050.00216.91
8.0.30.0140.00816.91
8.0.20.0070.01017.40
8.0.10.0000.00816.99
8.0.00.0110.01016.53
7.4.330.0000.00615.02
7.4.320.0070.00016.48
7.4.300.0000.00616.47
7.4.290.0030.00316.33
7.4.280.0000.00816.23
7.4.270.0030.00316.53
7.4.260.0090.00016.29
7.4.250.0080.00016.44
7.4.240.0030.00416.42
7.4.230.0030.00316.27
7.4.220.0150.00316.34
7.4.210.0100.00716.28
7.4.200.0070.00016.25
7.4.160.0130.00316.06
7.4.150.0040.01717.40
7.4.140.0170.00317.86
7.4.130.0110.00816.38
7.4.120.0130.00416.38
7.4.110.0130.00816.48
7.4.100.0160.00616.39
7.4.90.0130.00316.49
7.4.80.0150.00719.39
7.4.70.0120.00616.23
7.4.60.0040.01216.48
7.4.50.0090.00015.96
7.4.40.0100.01016.52
7.4.30.0140.00316.23
7.4.00.0060.00915.07
7.3.330.0030.00313.04
7.3.320.0020.00212.97
7.3.310.0060.00016.15
7.3.300.0030.00316.19
7.3.290.0070.00916.14
7.3.280.0070.00916.15
7.3.270.0220.02917.40
7.3.260.0100.00716.07
7.3.250.0160.00216.20
7.3.240.0000.01616.34
7.3.230.0000.01616.39
7.3.210.0030.01316.22
7.3.200.0120.00919.39
7.3.190.0030.01316.13
7.3.180.0060.00916.35
7.3.170.0130.00316.27
7.3.160.0170.00316.33
7.3.10.0070.00716.34
7.3.00.0050.01016.45
7.2.330.0180.00016.43
7.2.320.0070.01516.32
7.2.310.0110.01116.46
7.2.300.0190.00616.15
7.2.290.0090.01216.36
7.2.130.0100.00716.65
7.2.120.0070.00816.55
7.2.110.0090.00716.70
7.2.100.0070.00816.65
7.2.90.0070.00816.56
7.2.80.0070.00816.60
7.2.70.0140.00516.59
7.2.60.0080.00916.66
7.2.50.0060.01016.57
7.2.40.0080.00716.58
7.2.30.0040.00916.53
7.2.20.0080.00716.70
7.2.10.0080.00716.68
7.2.00.0040.00917.33
7.1.250.0060.00415.54
7.1.240.0080.00615.61
7.1.230.0030.01215.52
7.1.220.0030.00715.27
7.1.210.0030.00915.63
7.1.200.0070.00715.52
7.1.190.0060.00315.54
7.1.180.0110.00415.57
7.1.170.0100.00715.54
7.1.160.0030.01315.46
7.1.150.0070.00715.63
7.1.140.0000.01315.61
7.1.130.0000.00915.43
7.1.120.0040.01115.47
7.1.110.0050.00315.27
7.1.100.0060.00616.82
7.1.90.0000.01015.82
7.1.80.0030.00915.59
7.1.70.0020.00916.07
7.1.60.0050.01317.54
7.1.50.0050.01216.12
7.1.40.0060.00615.50
7.1.30.0060.00615.60
7.1.20.0090.00315.40
7.1.10.0000.01415.67
7.1.00.0030.04319.02
7.0.330.0000.01214.90
7.0.320.0040.00815.04
7.0.310.0070.00315.26
7.0.300.0000.00914.77
7.0.290.0000.01114.92
7.0.280.0070.00715.07
7.0.270.0060.00914.93
7.0.260.0000.01015.09
7.0.250.0030.01015.06
7.0.240.0030.01015.14
7.0.230.0060.01015.11
7.0.220.0000.01215.26
7.0.210.0060.00615.25
7.0.200.0050.00615.80
7.0.190.0000.01515.42
7.0.180.0070.00715.21
7.0.170.0090.00615.20
7.0.160.0000.01415.39
7.0.150.0040.01115.00
7.0.140.0070.03718.68
7.0.130.0030.01015.17
7.0.120.0040.00915.26
7.0.110.0070.00715.20
7.0.100.0070.00714.83
7.0.90.0050.00315.11
7.0.80.0030.00615.13
7.0.70.0040.00815.36
7.0.60.0080.04317.52
7.0.50.0070.04416.46
7.0.40.0050.03016.90
7.0.30.0160.03616.79
7.0.20.0090.02416.46
7.0.10.0020.02816.66
7.0.00.0080.04716.67
5.6.380.0070.00714.25
5.6.370.0000.01513.96
5.6.360.0070.00714.38
5.6.350.0040.01113.77
5.6.340.0110.00314.08
5.6.330.0060.00913.98
5.6.320.0070.00713.90
5.6.310.0000.00914.33
5.6.300.0060.00314.27
5.6.290.0110.00414.17
5.6.280.0080.03717.48
5.6.270.0060.00913.89
5.6.260.0000.00814.31
5.6.250.0000.01414.20
5.6.240.0120.00314.21
5.6.230.0030.01013.84
5.6.220.0030.01413.88
5.6.210.0150.03817.26
5.6.200.0030.03415.94
5.6.190.0070.04517.38
5.6.180.0170.04017.24
5.6.170.0170.03217.26
5.6.160.0080.03617.31
5.6.150.0110.03816.23
5.6.140.0070.02316.16
5.6.130.0030.04616.14
5.6.120.0050.02817.46
5.6.110.0150.03517.51
5.6.100.0070.04517.49
5.6.90.0090.03117.46
5.6.80.0130.03617.27
5.6.70.0000.01513.90
5.6.60.0090.00614.03
5.6.50.0080.00613.74
5.6.40.0100.00014.21
5.6.30.0040.01114.21
5.6.20.0070.00714.20
5.6.10.0040.00413.82
5.6.00.0090.00014.08
5.5.380.0070.00310.57
5.5.370.0000.01310.80
5.5.360.0060.00610.96
5.5.350.0010.04615.59
5.5.340.0060.02614.25
5.5.330.0060.02715.38
5.5.320.0070.04215.67
5.5.310.0170.04015.78
5.5.300.0080.02814.30
5.5.290.0070.04514.53
5.5.280.0140.03815.81
5.5.270.0060.02015.90
5.5.260.0020.02915.68
5.5.250.0050.02015.67
5.5.240.0030.03115.43
5.5.230.0050.00310.81
5.5.220.0060.00610.59
5.5.210.0000.01110.91
5.5.200.0040.00810.99
5.5.190.0030.00910.70
5.5.180.0040.00810.93
5.5.170.0030.00710.70
5.5.160.0000.01210.67
5.5.150.0030.00910.87
5.5.140.0000.01110.83
5.5.130.0040.00810.62
5.5.120.0090.00310.91
5.5.110.0000.01010.82
5.5.100.0060.00610.54
5.5.90.0040.00710.59
5.5.80.0040.00710.69
5.5.70.0070.00310.56
5.5.60.0030.00910.77
5.5.50.0000.00910.75
5.5.40.0050.00210.46
5.5.30.0000.00510.99
5.5.20.0070.00410.34
5.5.10.0060.00610.30
5.5.00.0030.00310.62
5.4.450.0140.01915.00
5.4.440.0180.02114.97
5.4.430.0140.02615.10
5.4.420.0090.03015.09
5.4.410.0130.02514.85
5.4.400.0120.03314.77
5.4.390.0100.02714.57
5.4.380.0070.03514.73
5.4.370.0090.03214.62
5.4.360.0050.03214.78
5.4.350.0030.02212.46
5.4.340.0060.01812.33
5.4.330.0030.00710.73
5.4.320.0060.02112.48
5.4.310.0070.02312.57
5.4.300.0080.01812.51
5.4.290.0020.02412.36
5.4.280.0070.02112.35
5.4.270.0030.02212.55
5.4.260.0080.02012.52
5.4.250.0130.01612.49
5.4.240.0070.02312.51
5.4.230.0080.02212.36
5.4.220.0100.02112.46
5.4.210.0050.02512.41
5.4.200.0090.02112.53
5.4.190.0050.02112.36
5.4.180.0080.01812.31
5.4.170.0050.02312.36
5.4.160.0080.02112.43
5.4.150.0070.01912.47
5.4.140.0060.02112.21
5.4.130.0080.01812.25
5.4.120.0050.02212.31
5.4.110.0050.02312.28
5.4.100.0030.02312.38
5.4.90.0030.02412.31
5.4.80.0060.02112.31
5.4.70.0050.02212.27
5.4.60.0100.01812.30
5.4.50.0080.01712.29
5.4.40.0080.02012.37
5.4.30.0100.01712.20
5.4.20.0020.02112.31
5.4.10.0050.02112.33
5.4.00.0000.02311.85
5.3.290.0000.02712.49
5.3.280.0070.02012.53
5.3.270.0030.02512.53
5.3.260.0110.02312.51
5.3.250.0060.02812.57
5.3.240.0050.01912.59
5.3.230.0020.02512.44
5.3.220.0070.02012.45
5.3.210.0060.02312.35
5.3.200.0030.02412.40
5.3.190.0030.02612.47
5.3.180.0030.02812.55
5.3.170.0030.02612.52
5.3.160.0060.02112.43
5.3.150.0030.02712.47
5.3.140.0050.02012.49
5.3.130.0100.01712.45
5.3.120.0020.02512.43
5.3.110.0030.02412.55
5.3.100.0090.01812.15
5.3.90.0030.02212.20
5.3.80.0080.01611.98
5.3.70.0000.02511.98
5.3.60.0030.02112.22
5.3.50.0030.02311.97
5.3.40.0090.01812.01
5.3.30.0050.02212.06
5.3.20.0040.02011.99
5.3.10.0050.02111.92
5.3.00.0060.02111.88
5.2.170.0020.02010.37
5.2.160.0030.01910.33
5.2.150.0020.02410.35
5.2.140.0000.02310.28
5.2.130.0020.02010.28
5.2.120.0100.01210.31
5.2.110.0020.02110.29
5.2.100.0070.01810.34
5.2.90.0050.01710.23
5.2.80.0050.01710.32
5.2.70.0030.01810.30
5.2.60.0030.01810.32
5.2.50.0030.01710.22
5.2.40.0070.01510.24
5.2.30.0020.02010.26
5.2.20.0050.01710.21
5.2.10.0090.01410.12
5.2.00.0050.01810.10
5.1.60.0030.0159.70
5.1.50.0090.0109.70
5.1.40.0080.0129.79
5.1.30.0050.0159.88
5.1.20.0020.0189.89
5.1.10.0050.0189.81
5.1.00.0010.0189.79
5.0.50.0020.0158.97
5.0.40.0050.0108.91
5.0.30.0080.0138.81
5.0.20.0070.0088.85
5.0.10.0030.0128.84
5.0.00.0020.0198.81
4.4.90.0070.0057.64
4.4.80.0010.0117.62
4.4.70.0020.0107.71
4.4.60.0020.0127.65
4.4.50.0030.0107.64
4.4.40.0030.0157.63
4.4.30.0050.0087.65
4.4.20.0030.0087.67
4.4.10.0030.0087.66
4.4.00.0000.0177.69
4.3.110.0030.0087.64
4.3.100.0000.0117.64
4.3.90.0020.0097.60
4.3.80.0050.0157.64
4.3.70.0020.0107.65
4.3.60.0020.0107.65
4.3.50.0020.0127.59
4.3.40.0020.0157.60
4.3.30.0000.0116.97
4.3.20.0020.0106.95
4.3.10.0050.0076.95
4.3.00.0030.01213.04

preferences:
65.01 ms | 400 KiB | 5 Q