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run code in 300+ PHP versions simultaneously
<?php # BitwiseFlag.php abstract class BitwiseFlag { protected $flags; /* * Note: these functions are protected to prevent outside code * from falsely setting BITS. See how the extending class 'User' * handles this. * */ protected function isFlagSet($flag) { return (($this->flags & $flag) == $flag); } protected function setFlag($flag, $value) { if($value) { $this->flags |= $flag; } else { $this->flags &= ~$flag; } } } class User extends BitwiseFlag { const FLAG_REGISTERED = 1; // BIT #1 of $flags has the value 1 const FLAG_ACTIVE = 2; // BIT #2 of $flags has the value 2 const FLAG_MEMBER = 4; // BIT #3 of $flags has the value 4 const FLAG_ADMIN = 8; // BIT #4 of $flags has the value 8 public function isRegistered(){ return $this->isFlagSet(self::FLAG_REGISTERED); } public function isActive(){ return $this->isFlagSet(self::FLAG_ACTIVE); } public function isMember(){ return $this->isFlagSet(self::FLAG_MEMBER); } public function isAdmin(){ return $this->isFlagSet(self::FLAG_ADMIN); } public function setRegistered($value){ $this->setFlag(self::FLAG_REGISTERED, $value); } public function setActive($value){ $this->setFlag(self::FLAG_ACTIVE, $value); } public function setMember($value){ $this->setFlag(self::FLAG_MEMBER, $value); } public function setAdmin($value){ $this->setFlag(self::FLAG_ADMIN, $value); } public function __toString(){ return 'User [' . ($this->isRegistered() ? 'REGISTERED' : '') . ($this->isActive() ? ' ACTIVE' : '') . ($this->isMember() ? ' MEMBER' : '') . ($this->isAdmin() ? ' ADMIN' : '') . ']'; } } $user = new User(); $user->setActive(true); echo $user; // outputs: User [REGISTERED ACTIVE MEMBER ADMIN]

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)
8.3.60.0170.00318.30
8.3.50.0110.00921.98
8.3.40.0110.00418.62
8.3.30.0070.00719.14
8.3.20.0080.00020.16
8.3.10.0080.00021.97
8.3.00.0000.00822.46
8.2.180.0040.01216.75
8.2.170.0220.00022.96
8.2.160.0040.01120.91
8.2.150.0030.01524.18
8.2.140.0050.00324.66
8.2.130.0080.00026.16
8.2.120.0080.00019.48
8.2.110.0090.00022.20
8.2.100.0000.01117.91
8.2.90.0030.00619.39
8.2.80.0050.00318.05
8.2.70.0060.00617.63
8.2.60.0040.00417.93
8.2.50.0050.00318.07
8.2.40.0030.00618.28
8.2.30.0050.00318.06
8.2.20.0040.00417.63
8.2.10.0000.00717.77
8.2.00.0040.00417.84
8.1.280.0120.00625.92
8.1.270.0000.00923.82
8.1.260.0040.00426.35
8.1.250.0080.00028.09
8.1.240.0060.00323.97
8.1.230.0030.00719.16
8.1.220.0000.00817.74
8.1.210.0000.00818.77
8.1.200.0040.00817.36
8.1.190.0000.00817.53
8.1.180.0080.00018.10
8.1.170.0000.00818.46
8.1.160.0070.00022.16
8.1.150.0030.00518.63
8.1.140.0000.00717.47
8.1.130.0070.00017.73
8.1.120.0000.00717.54
8.1.110.0000.00717.37
8.1.100.0000.00717.45
8.1.90.0040.00417.34
8.1.80.0000.00717.38
8.1.70.0030.00317.49
8.1.60.0070.00417.62
8.1.50.0000.00917.43
8.1.40.0040.00417.44
8.1.30.0000.00817.66
8.1.20.0000.00817.57
8.1.10.0000.00817.49
8.1.00.0030.00617.54
8.0.300.0000.00718.77
8.0.290.0000.00717.05
8.0.280.0000.00718.48
8.0.270.0030.00517.22
8.0.260.0070.00016.89
8.0.250.0030.00316.96
8.0.240.0050.00216.98
8.0.230.0030.00317.02
8.0.220.0040.00416.87
8.0.210.0070.00016.93
8.0.200.0000.00616.99
8.0.190.0040.00416.98
8.0.180.0040.00416.96
8.0.170.0040.00416.95
8.0.160.0000.00716.74
8.0.150.0070.00016.87
8.0.140.0040.00316.92
8.0.130.0000.00513.37
8.0.120.0030.00516.92
8.0.110.0000.00716.93
8.0.100.0070.00017.02
8.0.90.0040.00416.82
8.0.80.0060.00916.87
8.0.70.0000.00716.91
8.0.60.0000.00716.90
8.0.50.0040.00416.79
8.0.30.0140.00516.94
8.0.20.0130.00517.40
8.0.10.0040.00417.12
8.0.00.0080.01016.67
7.4.330.0050.00315.00
7.4.320.0000.00716.61
7.4.300.0030.00316.53
7.4.290.0040.00416.64
7.4.280.0070.00016.52
7.4.270.0040.00416.43
7.4.260.0000.00816.52
7.4.250.0070.00016.45
7.4.240.0050.00216.57
7.4.230.0070.00016.71
7.4.220.0150.00316.73
7.4.210.0070.00816.54
7.4.200.0040.00416.41
7.4.190.0000.00716.63
7.4.160.0150.00016.64
7.4.150.0060.01917.40
7.4.140.0150.00917.86
7.4.130.0090.01016.47
7.4.120.0120.00716.54
7.4.110.0100.00716.63
7.4.100.0160.00816.60
7.4.90.0080.01116.46
7.4.80.0080.00916.37
7.4.70.0100.01016.62
7.4.60.0100.00716.39
7.4.50.0050.00016.46
7.4.40.0100.00722.77
7.4.30.0120.00916.74
7.4.00.0140.00015.12
7.3.330.0030.00313.29
7.3.320.0030.00313.07
7.3.310.0030.00516.36
7.3.300.0030.00316.38
7.3.290.0110.00416.32
7.3.280.0090.00816.33
7.3.270.0170.00017.40
7.3.260.0120.00916.21
7.3.250.0140.00516.45
7.3.240.0080.00816.40
7.3.230.0130.00316.39
7.3.210.0120.00916.30
7.3.200.0110.00719.39
7.3.190.0100.00716.37
7.3.180.0100.00616.23
7.3.170.0130.00616.27
7.3.160.0100.00616.37
7.3.120.0000.01514.89
7.2.330.0140.00316.66
7.2.320.0070.01716.60
7.2.310.0100.00716.90
7.2.300.0080.00816.60
7.2.290.0110.00716.58
7.2.110.0130.00716.74
7.2.60.0080.00816.91
7.2.00.0040.01119.47
7.1.200.0100.00315.79
7.1.100.0040.00418.39
7.1.70.0040.00417.11
7.1.60.0060.00617.13
7.1.50.0080.01216.54
7.1.00.0100.08322.35
7.0.200.0070.00716.78
7.0.140.0100.07022.08
7.0.80.0100.04320.00
7.0.70.0000.04319.95
7.0.60.0030.04019.96
7.0.50.0030.08320.27
7.0.40.0100.03720.04
7.0.30.0000.09020.13
7.0.20.0070.05020.04
7.0.10.0070.03320.07
7.0.00.0030.05020.02
5.6.280.0070.07021.14
5.6.230.0030.04320.68
5.6.220.0000.04720.72
5.6.210.0100.06320.57
5.6.200.0030.04320.98
5.6.190.0100.03721.02
5.6.180.0030.03721.06
5.6.170.0130.05321.04
5.6.160.0070.03321.19
5.6.150.0030.04321.15
5.6.140.0070.06721.18
5.6.130.0100.07321.02
5.6.120.0070.05021.04
5.6.110.0130.07321.14
5.6.100.0100.04321.08
5.6.90.0130.07021.00
5.6.80.0170.05020.36
5.6.70.0130.05020.47
5.6.60.0170.04020.52
5.6.50.0030.06320.56
5.6.40.0200.07320.45
5.6.30.0030.08320.51
5.6.20.0200.07020.45
5.6.10.0170.06720.41
5.6.00.0170.04320.41
5.5.370.0000.03720.36
5.5.360.0070.04020.39
5.5.350.0030.04020.44
5.5.340.0030.04020.91
5.5.330.0070.04020.75
5.5.320.0000.04720.80
5.5.310.0030.03720.94
5.5.300.0070.03720.89
5.5.290.0100.03320.94
5.5.280.0070.03320.75
5.5.270.0100.07720.78
5.5.260.0100.07020.83
5.5.250.0100.07720.61
5.5.240.0030.08720.17
5.5.230.0100.08720.20
5.5.220.0100.07720.32
5.5.210.0070.07720.21
5.5.200.0170.07720.26
5.5.190.0100.05320.29
5.5.180.0070.07320.24
5.5.160.0100.07720.18
5.5.150.0100.05320.23
5.5.140.0170.07020.19
5.5.130.0030.04720.12
5.5.120.0100.07020.12
5.5.110.0030.07720.15
5.5.100.0100.06020.19
5.5.90.0000.07020.13
5.5.80.0230.06320.05
5.5.70.0100.08320.18
5.5.60.0100.04320.07
5.5.50.0070.05020.16
5.5.40.0070.06020.11
5.5.30.0030.04320.06
5.5.20.0070.08019.94
5.5.10.0130.08019.96
5.5.00.0100.07720.01
5.4.450.0030.03319.18
5.4.440.0130.07019.35
5.4.430.0100.05019.27
5.4.420.0100.06319.20
5.4.410.0070.07319.32
5.4.400.0170.07719.16
5.4.390.0230.06719.18
5.4.380.0170.07019.18
5.4.370.0070.08019.04
5.4.360.0030.08319.13
5.4.350.0200.05318.90
5.4.340.0030.08718.85
5.4.320.0070.06319.14
5.4.310.0100.07719.18
5.4.300.0170.06319.18
5.4.290.0070.07019.00
5.4.280.0070.04018.95
5.4.270.0130.06019.03
5.4.260.0070.08018.84
5.4.250.0070.07719.02
5.4.240.0200.03719.08
5.4.230.0030.07719.02
5.4.220.0070.07018.84
5.4.210.0070.07719.04
5.4.200.0100.07319.23
5.4.190.0000.04319.02
5.4.180.0000.08319.12
5.4.170.0270.05719.11
5.4.160.0100.06319.21
5.4.150.0100.09319.02
5.4.140.0070.07016.39
5.4.130.0070.07316.48
5.4.120.0070.07016.40
5.4.110.0130.05716.45
5.4.100.0070.05016.49
5.4.90.0100.03716.55
5.4.80.0070.07316.33
5.4.70.0070.04716.55
5.4.60.0130.06716.44
5.4.50.0100.08016.43
5.4.40.0130.05316.46
5.4.30.0030.07316.47
5.4.20.0070.07716.46
5.4.10.0100.06316.46
5.4.00.0100.06715.91
5.3.290.0130.05314.61
5.3.280.0100.07014.73
5.3.270.0100.07014.58
5.3.260.0170.06314.76
5.3.250.0000.06714.60
5.3.240.0070.04714.77
5.3.230.0000.07314.57
5.3.220.0070.06314.62
5.3.210.0170.07714.56
5.3.200.0070.07014.65
5.3.190.0130.07014.70
5.3.180.0070.04314.51
5.3.170.0070.07714.56
5.3.160.0000.06014.55
5.3.150.0130.07314.55
5.3.140.0070.07714.50
5.3.130.0030.04714.63
5.3.120.0100.07314.71
5.3.110.0130.06714.66
5.3.100.0070.05714.09
5.3.90.0130.06714.19
5.3.80.0130.04313.94
5.3.70.0000.07014.16
5.3.60.0130.06014.14
5.3.50.0100.07013.97
5.3.40.0030.04713.96
5.3.30.0000.08013.98
5.3.20.0070.07013.64
5.3.10.0130.06313.82
5.3.00.0070.07313.80
5.2.170.0030.06711.93
5.2.160.0030.06711.93
5.2.150.0030.06711.93
5.2.140.0100.06011.93
5.2.130.0000.07011.93
5.2.120.0000.07011.93
5.2.110.0070.05711.93
5.2.100.0030.06711.93
5.2.90.0070.06311.93
5.2.80.0070.06011.93
5.2.70.0070.06011.93
5.2.60.0030.06711.93
5.2.50.0000.04311.93
5.2.40.0030.06311.93
5.2.30.0030.06311.93
5.2.20.0030.03711.93
5.2.10.0170.05011.93
5.2.00.0100.06011.93
5.1.60.0070.05011.93
5.1.50.0000.03311.93
5.1.40.0100.04711.93
5.1.30.0070.05011.93
5.1.20.0070.03311.93
5.1.10.0030.05011.93
5.1.00.0030.05311.93
5.0.50.0030.03711.93
5.0.40.0030.04311.93
5.0.30.0030.05711.93
5.0.20.0070.04311.93
5.0.10.0030.04311.93
5.0.00.0030.04711.93
4.4.90.0070.02711.93
4.4.80.0030.03011.93
4.4.70.0070.02711.93
4.4.60.0030.03311.93
4.4.50.0070.03011.93
4.4.40.0000.03311.93
4.4.30.0030.03311.93
4.4.20.0070.03011.93
4.4.10.0000.03711.93
4.4.00.0030.05711.93
4.3.110.0000.03311.93
4.3.100.0000.02311.93
4.3.90.0000.01711.93
4.3.80.0070.05011.93
4.3.70.0030.03011.93
4.3.60.0030.03011.93
4.3.50.0030.03711.93
4.3.40.0000.05311.93
4.3.30.0030.03311.93
4.3.20.0030.03311.93
4.3.10.0000.03311.93
4.3.00.0000.03711.93

preferences:
51.2 ms | 401 KiB | 5 Q