3v4l.org

run code in 300+ PHP versions simultaneously
<?php const READ = 0b001; const WRITE = 0b010; const EXECUTE = 0b100; function testBit($flags, $bit) { return !! ($flags & $bit); } function clearBit($flags, $bit) { return $flags ^ $bit; } function setBit($flags, $bit) { return $flags | $bit; } function toggleBit($flags, $bit) { return $flags ^ $bit; } $guest = READ; $user = READ | WRITE; $admin = READ | WRITE | EXECUTE; assert(!testBit($guest, WRITE)); assert(testBit(setBit($guest, WRITE), WRITE)); assert(testBit($user, WRITE)); assert(!testBit(clearBit($user, WRITE), WRITE)); $admin = toggleBit($admin, EXECUTE); assert(!testBit($admin, EXECUTE)); $admin = toggleBit($admin, EXECUTE); assert(testBit($admin, EXECUTE));

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)
8.3.60.0100.01318.31
8.3.50.0120.00616.35
8.3.40.0140.00418.75
8.3.30.0150.00018.84
8.3.20.0100.00721.79
8.3.10.0040.00420.90
8.3.00.0100.00720.77
8.2.180.0110.00425.92
8.2.170.0100.00322.96
8.2.160.0000.01419.24
8.2.150.0040.00424.18
8.2.140.0040.00424.66
8.2.130.0040.00417.91
8.2.120.0040.00426.35
8.2.110.0030.00620.43
8.2.100.0040.00717.84
8.2.90.0000.00819.22
8.2.80.0080.00017.97
8.2.70.0000.00917.63
8.2.60.0030.00617.80
8.2.50.0050.00318.10
8.2.40.0040.00422.23
8.2.30.0000.00819.28
8.2.20.0070.00017.96
8.2.10.0040.00418.14
8.2.00.0000.00718.14
8.1.280.0040.01125.92
8.1.270.0140.00422.19
8.1.260.0020.00526.35
8.1.250.0050.00228.09
8.1.240.0060.00322.17
8.1.230.0060.00617.70
8.1.220.0080.00017.74
8.1.210.0000.00818.77
8.1.200.0100.00017.36
8.1.190.0040.00417.23
8.1.180.0050.00518.10
8.1.170.0030.00518.67
8.1.160.0070.00019.03
8.1.150.0070.00018.92
8.1.140.0000.00719.60
8.1.130.0070.00318.84
8.1.120.0070.00017.38
8.1.110.0080.00017.47
8.1.100.0030.00517.38
8.1.90.0050.00217.39
8.1.80.0070.00017.55
8.1.70.0030.00317.47
8.1.60.0040.00417.64
8.1.50.0000.00817.43
8.1.40.0070.00017.45
8.1.30.0040.00417.53
8.1.20.0040.00417.54
8.1.10.0030.00617.38
8.1.00.0030.00517.42
8.0.300.0000.00818.77
8.0.290.0030.00616.75
8.0.280.0030.00318.46
8.0.270.0040.00417.24
8.0.260.0000.00618.95
8.0.250.0000.00616.88
8.0.240.0040.00416.99
8.0.230.0000.00716.95
8.0.220.0000.00716.83
8.0.210.0070.00016.88
8.0.200.0000.00617.01
8.0.190.0000.00817.02
8.0.180.0040.00416.96
8.0.170.0060.00616.84
8.0.160.0080.00016.91
8.0.150.0000.00716.88
8.0.140.0000.00716.92
8.0.130.0060.00013.41
8.0.120.0000.00716.94
8.0.110.0070.00016.93
8.0.100.0040.00416.86
8.0.90.0000.00816.94
8.0.80.0120.00917.00
8.0.70.0020.00516.88
8.0.60.0040.00417.05
8.0.50.0000.00716.87
8.0.30.0130.01317.15
8.0.20.0130.00717.40
8.0.10.0040.00416.97
8.0.00.0150.00716.86
7.4.330.0030.00315.55
7.4.320.0030.00316.48
7.4.300.0030.00316.52
7.4.290.0000.00716.63
7.4.280.0000.00816.62
7.4.270.0000.00716.61
7.4.260.0030.00316.66
7.4.250.0000.00716.56
7.4.240.0040.00416.60
7.4.230.0000.00716.43
7.4.220.0150.00316.51
7.4.210.0090.00816.57
7.4.200.0040.00416.63
7.4.160.0080.00816.47
7.4.150.0090.00917.40
7.4.140.0100.01017.86
7.4.130.0070.01016.49
7.4.120.0110.00816.62
7.4.110.0100.01016.59
7.4.100.0100.00716.63
7.4.90.0130.00716.61
7.4.80.0000.01819.39
7.4.70.0080.00816.52
7.4.60.0120.00316.53
7.4.50.0100.00316.43
7.4.40.0050.01116.66
7.4.30.0090.01216.56
7.4.00.0080.00515.25
7.3.330.0000.00513.23
7.3.320.0000.00713.37
7.3.310.0040.00416.38
7.3.300.0040.00416.41
7.3.290.0000.00716.31
7.3.280.0100.00716.39
7.3.270.0090.00917.40
7.3.260.0100.01316.56
7.3.250.0080.01116.49
7.3.240.0080.00916.56
7.3.230.0060.01116.42
7.3.210.0140.00316.55
7.3.200.0080.00816.53
7.3.190.0060.00916.54
7.3.180.0130.00316.46
7.3.170.0100.00716.37
7.3.160.0090.00616.52
7.3.10.0040.00816.79
7.3.00.0060.01016.45
7.2.330.0080.01116.43
7.2.320.0100.01316.86
7.2.310.0080.00816.84
7.2.300.0100.00616.64
7.2.290.0120.00416.74
7.2.130.0100.00716.76
7.2.120.0070.00716.95
7.2.110.0070.00716.61
7.2.100.0000.01517.07
7.2.90.0060.00316.95
7.2.80.0100.00617.01
7.2.70.0090.00616.63
7.2.60.0050.00616.94
7.2.50.0030.01216.87
7.2.40.0080.00416.81
7.2.30.0110.00417.02
7.2.20.0090.00616.96
7.2.10.0030.01016.96
7.2.00.0060.00916.86
7.1.250.0080.00315.76
7.1.200.0030.00715.80
7.1.70.0300.01015.41
7.1.60.0450.01833.32
7.1.50.0500.01032.91
7.1.40.0990.01032.59
7.1.30.0400.00932.70
7.1.20.0440.01432.72
7.1.10.0280.01214.76
7.1.00.0360.00414.86
7.0.200.0290.00914.95
7.0.190.0260.00914.88
7.0.180.0250.01014.48
7.0.170.0290.01714.49
7.0.160.0280.00914.52
7.0.150.0240.01314.47
7.0.140.0240.01014.40
7.0.130.0370.00714.54
7.0.120.0240.00914.58
7.0.110.0230.01314.71
7.0.100.0390.00914.25
7.0.90.0300.00714.41
7.0.80.0310.00314.43
7.0.70.0230.01014.36
7.0.60.0270.00914.36
7.0.50.0270.00714.54
7.0.40.0440.01114.63
7.0.30.0290.00914.66
7.0.20.0380.01014.54
7.0.10.0320.00614.59
7.0.00.0310.00314.79

preferences:
65.11 ms | 400 KiB | 5 Q