3v4l.org

run code in 300+ PHP versions simultaneously
<?php namespace A { class Foo { public $prop = 'value'; public static function __set_state($array) { echo '__set_state:', var_dump($array); $obj = new self; $obj->prop = $array['prop']; return $obj; } } function export($what) { $buffer = var_export($what, 1); echo 'export: ', $buffer, "\n"; return $buffer; } function import($that) { echo 'import [eval]: ', var_dump(eval("return $that;")); } } namespace B { function import($that) { echo 'import [eval]: ', var_dump(eval("return $that;")); } } namespace { $a = new A\Foo(); $that = var_export($a, true); echo 'import [eval]: ', var_dump(eval("return $that;")); A\import($that); B\import($that); }

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)
8.3.60.0140.00716.63
8.3.50.0080.01317.50
8.3.40.0090.00618.77
8.3.30.0120.00418.68
8.3.20.0080.01218.90
8.3.10.0060.00320.54
8.3.00.0090.00019.50
8.2.180.0120.00318.18
8.2.170.0090.01222.96
8.2.160.0080.00821.18
8.2.150.0030.00524.18
8.2.140.0120.00324.66
8.2.130.0040.00426.16
8.2.120.0030.00519.36
8.2.110.0000.01020.88
8.2.100.0040.00719.76
8.2.90.0000.00917.91
8.2.80.0030.00517.97
8.2.70.0040.00417.50
8.2.60.0030.00617.75
8.2.50.0040.00417.63
8.2.40.0050.00517.63
8.2.30.0000.00717.83
8.2.20.0040.00417.74
8.2.10.0060.00317.86
8.2.00.0070.00017.80
8.1.280.0140.00325.92
8.1.270.0050.00224.66
8.1.260.0040.00426.35
8.1.250.0080.00028.09
8.1.240.0000.00923.88
8.1.230.0040.00822.63
8.1.220.0030.00617.74
8.1.210.0080.00018.97
8.1.200.0040.00417.47
8.1.190.0080.00017.10
8.1.180.0000.00818.10
8.1.170.0000.00817.62
8.1.160.0070.00018.81
8.1.150.0000.00718.65
8.1.140.0000.01017.41
8.1.130.0070.00017.90
8.1.120.0000.00717.49
8.1.110.0000.00817.48
8.1.100.0030.00517.36
8.1.90.0050.00317.39
8.1.80.0030.00517.39
8.1.70.0030.00317.45
8.1.60.0030.00617.65
8.1.50.0040.00417.44
8.1.40.0000.00717.42
8.1.30.0000.00917.66
8.1.20.0000.01117.63
8.1.10.0040.00417.57
8.1.00.0040.00717.38
8.0.300.0050.00319.60
8.0.290.0000.00716.63
8.0.280.0040.00418.00
8.0.270.0040.00418.06
8.0.260.0030.00316.84
8.0.250.0000.00916.96
8.0.240.0060.00316.96
8.0.230.0040.00416.94
8.0.220.0080.00016.86
8.0.210.0000.00916.82
8.0.200.0030.00516.83
8.0.190.0060.00317.01
8.0.180.0000.00816.97
8.0.170.0060.00316.88
8.0.160.0000.00716.95
8.0.150.0040.00416.89
8.0.140.0000.00916.77
8.0.130.0000.00613.34
8.0.120.0080.00016.85
8.0.110.0070.00016.96
8.0.100.0000.00716.94
8.0.90.0000.00816.76
8.0.80.0040.01116.94
8.0.70.0040.00416.81
8.0.60.0080.00016.84
8.0.50.0000.00716.90
8.0.30.0090.01117.16
8.0.20.0090.00917.05
8.0.10.0080.00016.82
8.0.00.0090.01216.81
7.4.330.0030.00313.00
7.4.320.0000.00816.68
7.4.300.0000.00716.44
7.4.290.0000.00716.52
7.4.280.0050.00316.52
7.4.270.0000.00716.61
7.4.260.0030.00313.27
7.4.250.0050.00316.60
7.4.240.0000.00816.54
7.4.230.0050.00216.44
7.4.220.0030.01916.47
7.4.210.0070.01016.58
7.4.200.0000.00716.70
7.4.190.0000.00816.49
7.4.160.0110.00516.52
7.4.150.0070.01416.70
7.4.140.0090.01116.66
7.4.130.0090.00916.53
7.4.120.0120.00516.38
7.4.110.0000.01816.63
7.4.100.0080.00816.53
7.4.90.0100.00716.54
7.4.80.0070.01519.39
7.4.70.0130.00416.56
7.4.60.0240.00016.38
7.4.50.0030.00616.66
7.4.40.0000.01416.57
7.4.30.0070.01016.54
7.4.00.0060.00814.96
7.3.330.0000.00613.23
7.3.320.0060.00013.23
7.3.310.0030.00316.40
7.3.300.0030.00316.25
7.3.290.0100.01016.38
7.3.280.0060.01116.31
7.3.270.0110.00816.41
7.3.260.0090.00916.49
7.3.250.0280.00916.54
7.3.240.0100.00716.30
7.3.230.0120.00616.59
7.3.210.0110.00616.51
7.3.200.0130.00616.35
7.3.190.0100.00916.67
7.3.180.0090.00916.56
7.3.170.0070.01016.64
7.3.160.0080.00816.44
7.3.120.0070.00714.79
7.3.10.0040.00716.47
7.3.00.0070.00616.68
7.2.330.0090.00916.75
7.2.320.0090.01216.84
7.2.310.0160.01316.49
7.2.300.0070.01016.79
7.2.290.0060.01216.94
7.2.130.0070.00516.85
7.2.120.0090.00516.89
7.2.110.0070.00516.85
7.2.100.0080.00816.92
7.2.90.0110.00316.75
7.2.80.0040.00617.00
7.2.70.0080.00416.95
7.2.60.0050.00517.00
7.2.50.0030.01016.85
7.2.40.0060.00516.91
7.2.30.0060.00916.88
7.2.20.0090.00316.96
7.2.10.0060.00816.97
7.2.00.0040.00916.68
7.1.250.0070.00515.65
7.1.200.0030.00315.97
7.1.70.0040.00416.87
7.1.60.0170.00719.40
7.1.50.0060.01517.11
7.1.00.0030.06322.40
7.0.200.0050.00216.90
7.0.140.0070.06722.07
7.0.120.0030.07321.99
7.0.60.0070.03719.80
7.0.50.0070.08017.89
7.0.40.0000.06020.18
7.0.30.0270.04020.16
7.0.20.0200.05020.02
7.0.10.0100.03720.19
7.0.00.0130.05320.13
5.6.280.0070.07320.92
5.6.210.0170.06720.52
5.6.200.0070.07318.19
5.6.190.0100.06320.68
5.6.180.0100.04720.42
5.6.170.0300.07320.44
5.6.160.0130.08020.52
5.6.150.0070.08318.15
5.6.140.0100.07318.23
5.6.130.0100.07718.23
5.6.120.0100.05321.00
5.6.110.0100.08021.00
5.6.100.0030.06721.02
5.6.90.0100.04021.10
5.6.80.0130.08020.40
5.6.70.4400.04020.35
5.5.350.0300.05020.43
5.5.340.0000.06017.98
5.5.330.0330.03720.30
5.5.320.0230.05020.37
5.5.310.0230.08320.37
5.5.300.0030.04717.92
5.5.290.0030.04318.01
5.5.280.0000.04320.78
5.5.270.0030.06320.65
5.5.260.0030.08720.85
5.5.250.0070.06020.47
5.5.240.0230.07720.27
5.4.450.0030.04019.31
5.4.440.0170.03719.49
5.4.430.0030.04019.19
5.4.420.0070.05019.26
5.4.410.0070.07319.05
5.4.400.0130.05319.25
5.4.390.0030.04019.21
5.4.380.0070.08019.08
5.4.370.0100.07719.12
5.4.360.0070.07318.98
5.4.350.0170.03718.98
5.4.340.0070.06319.13
5.4.320.0130.07019.12
5.4.310.0070.06318.93
5.4.300.0070.06018.85
5.4.290.0100.03719.23
5.4.280.0070.03718.85
5.4.270.0130.06718.85
5.4.260.0030.04319.18
5.4.250.0070.03719.23
5.4.240.0000.07719.09
5.4.230.0100.07319.23
5.4.220.0030.05019.04
5.4.210.0030.04019.00
5.4.200.0100.05318.91
5.4.190.0070.07318.91
5.4.180.0030.08319.14
5.4.170.0030.05719.20
5.4.160.0070.06719.01
5.4.150.0030.07019.20
5.4.140.0070.03716.46
5.4.130.0030.04316.38
5.4.120.0070.04716.59
5.4.110.0070.04016.48
5.4.100.0030.07016.50
5.4.90.0100.06716.46
5.4.80.0030.07716.57
5.4.70.0130.06316.33
5.4.60.0100.06016.36
5.4.50.0100.07316.64
5.4.40.0030.07316.40
5.4.30.0230.05016.38
5.4.20.0100.05716.26
5.4.10.0100.03316.39
5.4.00.0030.04315.76
5.3.290.0030.08014.67
5.3.280.0030.05714.60
5.3.270.0130.07314.64
5.3.260.0030.08014.62
5.3.250.0070.05314.59
5.3.240.0000.04714.61
5.3.230.0030.05714.61
5.3.220.0070.04314.57
5.3.210.0070.06014.61
5.3.200.0170.07014.59
5.3.190.0100.03714.74
5.3.180.0070.07714.62
5.3.170.0000.05714.59
5.3.160.0030.05714.57
5.3.150.0070.06714.64
5.3.140.0070.03714.60
5.3.130.0070.05314.60
5.3.120.0030.04014.70
5.3.110.0100.06714.70
5.3.100.0070.07314.11
5.3.90.0070.07014.11
5.3.80.0070.04314.00
5.3.70.0000.07714.11
5.3.60.0000.05013.98
5.3.50.0030.07714.12
5.3.40.0030.05713.88
5.3.30.0030.06314.07
5.3.20.0000.04313.88
5.3.10.0000.04713.84
5.3.00.0030.05713.63
5.2.170.0070.06010.96
5.2.160.0070.06711.14
5.2.150.0100.05711.04
5.2.140.0030.03711.00
5.2.130.0030.05011.07
5.2.120.0170.05010.92
5.2.110.0100.05311.09
5.2.100.0070.05711.04
5.2.90.0100.05710.98
5.2.80.0170.05011.08
5.2.70.0000.04711.10
5.2.60.0000.04310.93
5.2.50.0000.03311.17
5.2.40.0000.03010.92
5.2.30.0070.03310.99
5.2.20.0070.06010.88
5.2.10.0030.05710.86
5.2.00.0030.06010.80
5.1.60.0030.02710.07
5.1.50.0130.0439.89
5.1.40.0000.03710.00
5.1.30.0000.04310.34
5.1.20.0100.02310.40
5.1.10.0030.05010.04
5.1.00.0000.06010.08
5.0.50.0030.0238.55
5.0.40.0070.0178.56
5.0.30.0030.0308.17
5.0.20.0030.0178.21
5.0.10.0070.0378.13
5.0.00.0070.0538.30
4.4.90.0000.0407.99
4.4.80.0030.0337.99
4.4.70.0000.0407.99
4.4.60.0030.0277.99
4.4.50.0000.0407.99
4.4.40.0000.0537.99
4.4.30.0030.0277.99
4.4.20.0000.0177.99
4.4.10.0030.0207.99
4.4.00.0000.0307.99
4.3.110.0000.0177.99
4.3.100.0030.0207.99
4.3.90.0030.0337.99
4.3.80.0000.0337.99
4.3.70.0000.0407.99
4.3.60.0030.0237.99
4.3.50.0030.0337.99
4.3.40.0000.0337.99
4.3.30.0000.0207.99
4.3.20.0000.0207.99
4.3.10.0000.0177.99
4.3.00.0000.0337.99

preferences:
48.03 ms | 401 KiB | 5 Q