3v4l.org

run code in 300+ PHP versions simultaneously
<?php class Foo { protected $a = 'protected_prop'; private $b = 'private_prop'; function out(){ var_dump($this->a); var_dump($this->b); } } // reading $F = new Foo(); $data = (array)$F; var_dump($data["\0*\0a"]); var_dump($data["\0Foo\0b"]); // writing $F = serialize($F); $F = str_replace('protected_prop','new_protected_prop',$F); $F = str_replace('private_prop','new_private_prop',$F); $F = preg_replace_callback ( '!s:(\d+):"(.*?)";!', function($match) { return ($match[1] == strlen($match[2])) ? $match[0] : 's:' . strlen($match[2]) . ':"' . $match[2] . '";'; },$F ); $F = unserialize($F); if ($F instanceof Foo){ $F->out(); var_dump($F); }

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)
8.3.60.0110.00718.43
8.3.50.0090.00922.12
8.3.40.0070.01118.87
8.3.30.0070.00719.09
8.3.20.0080.00020.34
8.3.10.0000.00823.57
8.3.00.0040.00419.38
8.2.180.0100.01016.49
8.2.170.0000.01522.96
8.2.160.0170.00020.22
8.2.150.0080.00024.18
8.2.140.0030.00524.66
8.2.130.0140.00426.16
8.2.120.0050.00322.10
8.2.110.0060.00322.37
8.2.100.0060.00617.84
8.2.90.0080.00019.15
8.2.80.0040.00417.97
8.2.70.0060.00317.88
8.2.60.0080.00017.93
8.2.50.0040.00418.07
8.2.40.0030.00618.16
8.2.30.0000.00718.13
8.2.20.0070.00018.05
8.2.10.0000.00718.15
8.2.00.0040.00417.93
8.1.280.0090.00925.92
8.1.270.0070.00323.82
8.1.260.0000.00826.35
8.1.250.0040.00428.09
8.1.240.0030.00723.92
8.1.230.0090.00319.16
8.1.220.0060.00317.74
8.1.210.0080.00018.77
8.1.200.0030.00617.48
8.1.190.0030.00717.43
8.1.180.0060.00318.10
8.1.170.0030.00618.71
8.1.160.0040.00422.06
8.1.150.0000.00718.74
8.1.140.0050.00317.63
8.1.130.0030.00317.81
8.1.120.0000.00817.70
8.1.110.0030.00817.61
8.1.100.0040.00417.64
8.1.90.0000.00717.62
8.1.80.0040.00417.64
8.1.70.0050.00217.61
8.1.60.0040.00417.64
8.1.50.0030.00517.69
8.1.40.0080.00017.59
8.1.30.0040.00417.74
8.1.20.0040.00417.74
8.1.10.0050.00317.75
8.1.00.0040.00417.70
8.0.300.0000.00718.77
8.0.290.0000.00717.05
8.0.280.0000.00818.50
8.0.270.0030.00317.30
8.0.260.0000.00617.27
8.0.250.0030.00317.12
8.0.240.0070.00017.08
8.0.230.0070.00017.07
8.0.220.0000.00717.14
8.0.210.0030.00517.13
8.0.200.0060.00017.07
8.0.190.0000.00817.08
8.0.180.0030.00317.05
8.0.170.0040.00417.14
8.0.160.0070.00017.11
8.0.150.0000.00717.06
8.0.140.0000.00717.13
8.0.130.0070.00013.59
8.0.120.0030.00516.99
8.0.110.0040.00417.13
8.0.100.0000.00817.02
8.0.90.0000.00717.18
8.0.80.0130.00317.06
8.0.70.0040.00417.21
8.0.60.0000.00817.09
8.0.50.0050.00217.01
8.0.30.0080.01217.39
8.0.20.0060.01417.40
8.0.10.0000.00717.11
8.0.00.0110.00816.82
7.4.330.0050.00015.15
7.4.320.0030.00316.82
7.4.300.0000.00616.72
7.4.290.0050.00316.85
7.4.280.0000.00716.77
7.4.270.0040.00416.88
7.4.260.0000.00716.81
7.4.250.0000.00716.63
7.4.240.0050.00216.75
7.4.230.0050.00316.82
7.4.220.0070.01016.61
7.4.210.0090.00816.82
7.4.200.0070.00016.86
7.4.190.0030.00316.82
7.4.160.0100.00616.80
7.4.150.0150.00317.40
7.4.140.0160.00917.86
7.4.130.0130.00416.79
7.4.120.0060.01216.74
7.4.110.0070.01016.81
7.4.100.0140.00717.00
7.4.90.0180.00616.71
7.4.80.0130.00819.39
7.4.70.0130.00316.77
7.4.60.0040.01416.80
7.4.50.0000.00616.77
7.4.40.0080.00322.77
7.4.30.0120.00916.66
7.4.00.0070.01015.09
7.3.330.0000.00613.53
7.3.320.0000.00613.41
7.3.310.0040.00416.43
7.3.300.0070.00016.49
7.3.290.0030.01316.52
7.3.280.0080.01216.55
7.3.270.0060.01117.40
7.3.260.0100.00916.68
7.3.250.0090.01316.75
7.3.240.0100.00816.78
7.3.230.0090.00916.75
7.3.210.0140.00416.86
7.3.200.0070.01619.39
7.3.190.0120.00616.72
7.3.180.0120.00416.65
7.3.170.0090.00616.62
7.3.160.0110.01116.78
7.3.120.0060.00914.90
7.3.90.0130.00514.77
7.3.80.0080.00814.96
7.3.70.0130.00714.87
7.3.60.0110.00515.11
7.3.50.0140.00515.08
7.3.40.0090.00615.13
7.3.30.0000.01614.91
7.3.20.0030.01815.14
7.3.10.0090.00615.95
7.3.00.0060.00916.10
7.2.330.0150.00316.98
7.2.320.0070.01516.91
7.2.310.0070.01016.93
7.2.300.0160.00016.87
7.2.290.0060.01016.90
7.2.220.0100.00715.34
7.2.210.0030.01215.23
7.2.200.0120.00915.24
7.2.190.0030.01914.90
7.2.180.0070.00915.47
7.2.170.0080.00915.12
7.2.160.0090.00915.02
7.2.150.0090.00915.48
7.2.140.0080.00815.33
7.2.130.0050.01516.20
7.2.120.0020.01315.96
7.2.110.0030.01316.22
7.2.100.0070.00716.15
7.2.90.0100.00616.11
7.2.80.0090.00616.04
7.2.70.0090.00616.21
7.2.60.0060.01216.43
7.2.50.0050.01316.13
7.2.40.0060.00816.24
7.2.30.0030.01216.20
7.2.20.0070.00916.29
7.2.10.0120.00516.24
7.2.00.0080.00917.43
7.1.320.0070.01114.01
7.1.310.0060.00614.28
7.1.300.0100.00714.26
7.1.290.0090.00614.16
7.1.280.0240.01014.18
7.1.270.0080.00814.31
7.1.260.0070.01514.06
7.1.250.0080.00615.04
7.1.240.0110.00714.35
7.1.230.0120.01114.19
7.1.220.0120.00614.02
7.1.210.0040.00814.06
7.1.200.0080.00815.05
7.1.190.0120.00914.20
7.1.180.0110.00814.18
7.1.170.0110.00814.27
7.1.160.0980.01014.35
7.1.150.0100.01014.09
7.1.140.0040.01814.36
7.1.130.0060.01214.37
7.1.120.0090.01114.34
7.1.110.0100.00914.22
7.1.100.0140.00016.33
7.1.90.0100.01014.22
7.1.80.0090.00614.18
7.1.70.0050.00615.53
7.1.60.0150.00716.78
7.1.50.0030.01715.57
7.1.40.0000.01514.36
7.1.30.0120.00914.27
7.1.20.0090.01214.11
7.1.10.0100.01014.18
7.1.00.0060.04018.26
7.0.330.0070.01013.47
7.0.320.0090.00913.59
7.0.310.0130.00613.91
7.0.300.0090.01113.42
7.0.290.0160.00013.85
7.0.280.0140.00713.73
7.0.270.0130.00613.68
7.0.260.0120.00913.42
7.0.250.0100.01014.00
7.0.240.0090.01213.91
7.0.230.0110.00913.95
7.0.220.0080.00813.94
7.0.210.0100.00613.93
7.0.200.0140.00914.53
7.0.190.0080.00813.95
7.0.180.0120.00613.61
7.0.170.0070.01613.75
7.0.160.0770.01313.94
7.0.150.0080.00813.96
7.0.140.0070.04017.96
7.0.130.0100.00613.98
7.0.120.0000.01513.88
7.0.110.0230.00013.96
7.0.100.0220.01213.91
7.0.90.0070.01013.93
7.0.80.0130.00313.99
7.0.70.0030.04917.88
7.0.60.0070.03117.73
7.0.50.0060.04017.92
7.0.40.0110.04117.05
7.0.30.0080.03016.99
7.0.20.0300.02316.97
7.0.10.0030.03816.89
7.0.00.0090.04116.99
5.6.400.0140.00914.45
5.6.390.0130.00714.64
5.6.380.0050.00913.99
5.6.370.0100.01014.57
5.6.360.0110.01114.65
5.6.350.0190.00614.29
5.6.340.0170.00614.41
5.6.330.0000.02514.31
5.6.320.0160.01314.71
5.6.310.0110.00714.07
5.6.300.0190.00514.13
5.6.290.0110.01414.47
5.6.280.0040.04817.69
5.6.270.0170.00714.37
5.6.260.0040.02014.41
5.6.250.0100.01014.77
5.6.240.0090.01914.69
5.6.230.0170.00714.33
5.6.220.0030.04917.60
5.6.210.0110.04717.57
5.6.200.0100.04117.65
5.6.190.0100.03617.89
5.6.180.0090.02517.77
5.6.170.0070.02517.84
5.6.160.0060.03417.79
5.6.150.0080.04817.79
5.6.140.0070.05217.85
5.6.130.0130.04317.73
5.6.120.0080.02917.86
5.6.110.0140.03317.89
5.6.100.0060.04717.80
5.6.90.0070.03317.84
5.6.80.0050.03717.48
5.6.70.0090.03317.37
5.6.60.0060.04517.42
5.6.50.0130.04017.36
5.6.40.0080.02517.36
5.6.30.0120.03117.45
5.6.20.0050.04017.37
5.6.10.0070.03217.24
5.6.00.0120.02617.37
5.5.380.0250.00314.24
5.5.370.0170.00514.39
5.5.360.0110.02817.49
5.5.350.0130.04017.35
5.5.340.0040.05217.70
5.5.330.0060.05017.66
5.5.320.0100.03217.63
5.5.310.0110.03017.69
5.5.300.0080.03317.66
5.5.290.0120.04517.68
5.5.280.0060.05317.65
5.5.270.0080.04717.74
5.5.260.0100.04617.61
5.5.250.0100.03817.56
5.5.240.0080.04317.42
5.5.230.0090.04117.15
5.5.220.0100.02217.22
5.5.210.0110.04317.23
5.5.200.0060.03817.11
5.5.190.0090.04417.23
5.5.180.0090.03617.33
5.5.170.0150.00614.38
5.5.160.0110.02817.22
5.5.150.0070.04717.41
5.5.140.0070.03017.22
5.5.130.0090.03517.31
5.5.120.0150.04817.06
5.5.110.0170.04517.14
5.5.100.0120.04817.22
5.5.90.0140.04217.27
5.5.80.0140.05217.27
5.5.70.0060.03917.14
5.5.60.0150.03617.21
5.5.50.0080.02517.07
5.5.40.0080.03317.19
5.5.30.0050.03617.37
5.5.20.0110.04517.21
5.5.10.0100.04717.06
5.5.00.0150.03017.14
5.4.450.0030.04615.90
5.4.440.0070.02515.83
5.4.430.0090.02515.98
5.4.420.0090.03315.95
5.4.410.0110.04115.79
5.4.400.0060.03415.78
5.4.390.0090.04015.75
5.4.380.0070.02615.70
5.4.370.0080.02115.79
5.4.360.0100.03415.67
5.4.350.0090.04015.74
5.4.340.0100.02515.81
5.4.330.0070.00912.46
5.4.320.0040.04515.77
5.4.310.0080.04315.74
5.4.300.0040.04415.74
5.4.290.0140.04215.77
5.4.280.0110.05115.74
5.4.270.0150.04415.76
5.4.260.0100.04015.75
5.4.250.0150.03715.78
5.4.240.0080.03615.83
5.4.230.0150.03015.74
5.4.220.0120.04015.75
5.4.210.0120.02515.79
5.4.200.0070.03915.72
5.4.190.0080.03015.66
5.4.180.0060.04415.81
5.4.170.0080.04515.75
5.4.160.0140.02915.74
5.4.150.0050.03015.79
5.4.140.0050.03514.44
5.4.130.0050.03014.45
5.4.120.0050.03514.45
5.4.110.0030.04514.42
5.4.100.0080.03714.39
5.4.90.0090.03714.46
5.4.80.0070.03714.48
5.4.70.0090.03614.47
5.4.60.0070.04114.38
5.4.50.0140.04114.37
5.4.40.0110.02714.44
5.4.30.0080.03214.46
5.4.20.0090.04014.49
5.4.10.0100.04214.47
5.4.00.0080.03814.20
5.3.290.0080.04313.57
5.3.280.0080.04213.49
5.3.270.0080.04113.55
5.3.260.0110.03313.52
5.3.250.0070.03213.53
5.3.240.0040.03713.55
5.3.230.0100.03713.60
5.3.220.0070.02413.49
5.3.210.0060.04213.50
5.3.200.0110.03813.51
5.3.190.0080.04113.58
5.3.180.0120.02913.55
5.3.170.0080.04213.50
5.3.160.0080.03713.55
5.3.150.0150.03713.59
5.3.140.0130.03913.48
5.3.130.0070.04713.54
5.3.120.0070.04513.51
5.3.110.0080.04413.54
5.3.100.0050.03513.25
5.3.90.0060.03913.19
5.3.80.0050.04213.29
5.3.70.0080.03413.25
5.3.60.0090.04813.28
5.3.50.0050.03713.23
5.3.40.0070.03313.20
5.3.30.0050.02813.15
5.3.20.0080.03413.08
5.3.10.0030.02713.12
5.3.00.0040.03213.12

preferences:
52.08 ms | 401 KiB | 5 Q