3v4l.org

run code in 300+ PHP versions simultaneously
<?php class Foo { public $bar = 'barValue'; protected $baz = 'bazValue'; private $tab = 'tabValue'; } $data = (array) new Foo(); do { $attr = each($data); $key = $attr["key"]; var_dump(explode(chr(ord("\x00")), $key)); while ($attr); var_dump($data["bar"]); var_dump($data["\0*\0baz"]); var_dump($data["\0Foo\0tab"]);

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)
5.4.350.3470.03718.85
5.4.340.3230.04019.22
5.4.320.2770.02719.20
5.4.310.2730.03319.18
5.4.300.3200.03718.87
5.4.290.2800.03319.14
5.4.280.3170.03319.06
5.4.270.3330.04019.21
5.4.260.3500.04018.87
5.4.250.2570.04018.95
5.4.240.3330.03319.30
5.4.230.3770.04719.24
5.4.220.3370.03319.13
5.4.210.3300.04019.07
5.4.200.3700.04318.88
5.4.190.3730.03019.05
5.4.180.3500.04019.12
5.4.170.4430.03718.93
5.4.160.3830.04318.92
5.4.150.3370.04319.20
5.4.140.3770.03716.39
5.4.130.3630.04316.37
5.4.120.3630.04016.71
5.4.110.3470.03016.62
5.4.100.3470.03016.61
5.4.90.4130.03016.24
5.4.80.4200.03316.49
5.4.70.3870.04016.31
5.4.60.3670.03716.53
5.4.50.3370.04016.55
5.4.40.3430.03316.55
5.4.30.3400.03316.55
5.4.20.3970.03716.34
5.4.10.0000.03716.47
5.4.00.0000.03715.79
5.3.290.2370.03714.85
5.3.280.3800.03314.57
5.3.270.3600.04014.50
5.3.260.3930.04314.77
5.3.250.3900.04314.63
5.3.240.3600.04314.71
5.3.230.3500.03714.72
5.3.220.3300.04314.73
5.3.210.3330.03714.48
5.3.200.3430.03014.49
5.3.190.3400.03714.73
5.3.180.3970.03314.48
5.3.170.4070.03714.48
5.3.160.3700.03314.47
5.3.150.3470.03714.46
5.3.140.3470.03714.68
5.3.130.3670.03314.59
5.3.120.3300.04014.77
5.3.110.0000.04014.46
5.3.100.1900.05314.11
5.3.90.3530.03013.99
5.3.80.3470.03013.93
5.3.70.3570.04014.19
5.3.60.3530.04314.00
5.3.50.3570.03713.86
5.3.40.3770.04013.84
5.3.30.3930.03014.00
5.3.20.3700.03313.64
5.3.10.3370.03713.68
5.3.00.3830.04313.55
5.2.170.2900.02712.30
5.2.160.3330.02712.30
5.2.150.3430.02712.30
5.2.140.3500.03712.30
5.2.130.2770.03012.30
5.2.120.2770.03312.30
5.2.110.2300.02312.30
5.2.100.3600.02312.30
5.2.90.2770.03712.30
5.2.80.2970.02712.30
5.2.70.2970.02312.30
5.2.60.2970.03012.30
5.2.50.0070.06312.30
5.2.40.0100.05712.30
5.2.30.0100.05712.30
5.2.20.0130.05712.30
5.2.10.3030.03012.30
5.2.00.2500.02312.30
5.1.60.2530.02312.30
5.1.50.2400.02312.30
5.1.40.2400.02312.30
5.1.30.2170.02712.30
5.1.20.2400.02712.30
5.1.10.2530.01712.30
5.1.00.2500.02012.30
5.0.50.1370.02312.30
5.0.40.1230.01712.30
5.0.30.1300.03312.30
5.0.20.1270.02012.30
5.0.10.1430.02012.30
5.0.00.1330.03312.30
4.4.90.1300.01712.30
4.4.80.0030.02012.30
4.4.70.0030.02312.30
4.4.60.1330.02012.30
4.4.50.1270.01312.30
4.4.40.1270.03012.30
4.4.30.1500.01312.30
4.4.20.1300.01712.30
4.4.10.1070.01312.30
4.4.00.1270.02312.30
4.3.110.1300.01712.30
4.3.100.1370.02012.30
4.3.90.1230.02012.30
4.3.80.1170.02712.30
4.3.70.1430.01312.30
4.3.60.1230.01312.30
4.3.50.1030.01312.30
4.3.40.1430.03012.30
4.3.30.0700.01712.30
4.3.20.0630.02012.30
4.3.10.0600.01712.30
4.3.00.0630.01312.30

preferences:
146.25 ms | 1394 KiB | 7 Q