3v4l.org

run code in 300+ PHP versions simultaneously
<?php $sequence = new Sequence("foobar"); for ($i = 0; $i < 10; $i++) { echo $sequence->int64() . ' '; } class Sequence { protected $seed; public function __construct($seed) { $this->seed = $seed; $this->mix(); } public function int32() { $parts = unpack('l', $this->mix()); return $parts[1]; } public function int64() { $parts = unpack('i', $this->mix()); return $parts[1]; } public function float() { $parts = unpack('d', $this->mix()); return $parts[1]; } private function mix() { $hash = hash('sha512', $this->seed, true); $this->seed = substr($hash, 0, 32); return substr($hash, 32); } }

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)
8.5.30.0100.01117.74
8.5.20.0140.00820.27
8.5.10.0120.00520.03
8.5.00.0120.01020.23
8.4.180.0110.01319.74
8.4.170.0110.01420.33
8.4.160.0130.01021.45
8.4.150.0090.00516.93
8.4.140.0110.01017.65
8.4.130.0090.01117.67
8.4.120.0110.00820.51
8.4.110.0080.01122.42
8.4.100.0100.01017.77
8.4.90.0050.00618.63
8.4.80.0070.00819.49
8.4.70.0130.00718.12
8.4.60.0130.00818.85
8.4.50.0120.00620.80
8.4.40.0190.00017.81
8.4.30.0100.00617.79
8.4.20.0150.00617.88
8.4.10.0060.00317.88
8.3.300.0110.01218.51
8.3.290.0090.01220.85
8.3.280.0130.00720.26
8.3.270.0110.00816.59
8.3.260.0130.00716.54
8.3.250.0090.01018.85
8.3.240.0130.00616.74
8.3.230.0060.00416.85
8.3.220.0090.01017.05
8.3.210.0140.00818.58
8.3.200.0050.00416.55
8.3.190.0100.00517.17
8.3.180.0110.00716.68
8.3.170.0030.01017.04
8.3.160.0110.00718.29
8.3.150.0100.00718.41
8.3.140.0140.00317.16
8.3.130.0030.00518.31
8.3.120.0060.00319.07
8.3.110.0060.00320.94
8.3.100.0060.00918.46
8.3.90.0040.00416.84
8.3.80.0040.00417.97
8.3.70.0060.01216.88
8.3.60.0150.00016.75
8.3.50.0200.01221.10
8.3.40.0060.01019.02
8.3.30.0090.00619.07
8.3.20.0050.00220.33
8.3.10.0000.00821.94
8.3.00.0040.00417.63
8.2.300.0110.01122.37
8.2.290.0110.00720.80
8.2.280.0090.01018.43
8.2.270.0140.00417.29
8.2.260.0140.00418.31
8.2.250.0060.00316.62
8.2.240.0060.00317.55
8.2.230.0080.00022.58
8.2.220.0070.00724.06
8.2.210.0160.00326.77
8.2.200.0090.00018.54
8.2.190.0160.00016.63
8.2.180.0180.00018.17
8.2.170.0040.01818.93
8.2.160.0080.01222.96
8.2.150.0040.00425.66
8.2.140.0090.00924.66
8.2.130.0070.00026.16
8.2.120.0080.00020.67
8.2.110.0000.01019.32
8.2.100.0030.00717.91
8.2.90.0050.00317.97
8.2.80.0060.00319.10
8.2.70.0030.00917.63
8.2.60.0040.00417.93
8.2.50.0050.00318.10
8.2.40.0030.00620.00
8.2.30.0070.00018.01
8.2.20.0000.00917.77
8.2.10.0000.00718.18
8.2.00.0040.00417.95
8.1.340.0120.00917.66
8.1.330.0100.00923.68
8.1.320.0040.00416.38
8.1.310.0030.00718.61
8.1.300.0040.00417.97
8.1.290.0060.00318.88
8.1.280.0070.00725.92
8.1.270.0060.00320.38
8.1.260.0060.00326.35
8.1.250.0080.00028.09
8.1.240.0000.00922.06
8.1.230.0030.00917.75
8.1.220.0050.00517.91
8.1.210.0040.00418.89
8.1.200.0090.00017.35
8.1.190.0030.00517.22
8.1.180.0050.00318.10
8.1.170.0050.00318.64
8.1.160.0050.00222.07
8.1.150.0050.00320.59
8.1.140.0020.00517.41
8.1.130.0030.00317.76
8.1.120.0040.00417.44
8.1.110.0070.00017.39
8.1.100.0040.00417.51
8.1.90.0040.00417.46
8.1.80.0000.00717.50
8.1.70.0030.00317.44
8.1.60.0040.00417.51
8.1.50.0040.00417.58
8.1.40.0000.00817.34
8.1.30.0040.00417.55
8.1.20.0040.00417.64
8.1.10.0030.00617.52
8.1.00.0000.00917.57
8.0.300.0070.00020.08
8.0.290.0080.00016.58
8.0.280.0030.00318.32
8.0.270.0000.00716.79
8.0.260.0030.00317.31
8.0.250.0070.00016.87
8.0.240.0060.00016.87
8.0.230.0000.00716.96
8.0.220.0030.00316.80
8.0.210.0070.00016.91
8.0.200.0040.00417.01
8.0.190.0040.00416.98
8.0.180.0060.00316.98
8.0.170.0000.00816.79
8.0.160.0000.00816.92
8.0.150.0000.00816.84
8.0.140.0000.00716.88
8.0.130.0070.00013.34
8.0.120.0040.00416.78
8.0.110.0050.00316.80
8.0.100.0070.00016.78
8.0.90.0000.00816.70
8.0.80.0130.00716.79
8.0.70.0080.00016.80
8.0.60.0060.00316.71
8.0.50.0000.00716.75
8.0.30.0110.00816.99
8.0.20.0100.00917.40
8.0.10.0000.00716.85
8.0.00.0090.01016.68
7.4.330.0050.00016.82
7.4.320.0030.00316.47
7.4.300.0000.00616.48
7.4.290.0040.00416.48
7.4.280.0000.01016.51
7.4.270.0030.00316.41
7.4.260.0030.00616.58
7.4.250.0040.00416.43
7.4.240.0010.00616.50
7.4.230.0000.00716.69
7.4.220.0110.00716.54
7.4.210.0110.01116.51
7.4.200.0000.00716.52
7.4.160.0150.00016.41
7.4.150.0120.00917.40
7.4.140.0140.00717.86
7.4.130.0090.01016.59
7.4.120.0150.00416.56
7.4.110.0100.00716.48
7.4.100.0030.01716.40
7.4.90.0100.01016.54
7.4.80.0060.01819.39
7.4.70.0140.00316.75
7.4.60.0100.00716.59
7.4.50.0040.00016.55
7.4.40.0070.01016.59
7.4.30.0160.00616.50
7.4.00.0070.00815.07
7.3.330.0020.00213.31
7.3.320.0030.00313.38
7.3.310.0070.00016.41
7.3.300.0060.00016.34
7.3.290.0070.00016.33
7.3.280.0090.01016.32
7.3.270.0070.01717.40
7.3.260.0170.00316.63
7.3.250.0080.00916.37
7.3.240.0100.01016.29
7.3.230.0120.00616.39
7.3.210.0140.00316.38
7.3.200.0070.01019.39
7.3.190.0100.00716.42
7.3.180.0090.00916.57
7.3.170.0080.00816.38
7.3.160.0080.00816.43
7.3.120.0070.01014.85
7.3.110.0060.01015.07
7.3.100.0030.00714.57
7.3.90.0100.00615.16
7.3.80.0000.01114.61
7.3.70.0070.01014.87
7.3.60.0040.00714.73
7.3.50.0090.00614.59
7.3.40.0090.00914.87
7.3.30.0060.00614.82
7.3.20.0100.00316.83
7.3.10.0050.00816.55
7.3.00.0030.01016.65
7.2.330.0000.01716.63
7.2.320.0000.01616.68
7.2.310.0080.00916.88
7.2.300.0110.00716.84
7.2.290.0110.00716.51
7.2.250.0060.01015.07
7.2.240.0060.01214.96
7.2.230.0030.01215.05
7.2.220.0070.00715.09
7.2.210.0060.01315.30
7.2.200.0060.01314.97
7.2.190.0090.00615.11
7.2.180.0070.00714.77
7.2.170.0070.01015.05
7.2.130.0000.01416.83
7.2.120.0000.01416.90
7.2.110.0080.00316.67
7.2.100.0110.00617.11
7.2.90.0000.01516.98
7.2.80.0100.00216.78
7.2.70.0090.00616.92
7.2.60.0070.01016.97
7.2.50.0080.00816.91
7.2.40.0060.00616.89
7.2.30.0090.00917.10
7.2.20.0200.00216.64
7.2.10.0150.00817.00
7.2.00.0190.00618.05
7.1.330.0040.01115.90
7.1.320.0050.00515.86
7.1.310.0000.01715.92
7.1.300.0100.00615.90
7.1.290.0070.01015.61
7.1.280.0030.01015.67
7.1.270.0040.00815.89
7.1.260.0090.00315.85
7.1.250.0090.00915.69
7.1.200.0090.00315.71
7.1.100.0030.01118.31
7.1.70.0000.00917.02
7.1.60.0110.01119.59
7.1.50.0070.01817.08
7.1.00.0000.08022.28
7.0.200.0040.00416.88
7.0.60.0070.08019.94
7.0.50.0130.07017.88
7.0.40.0030.05720.09
7.0.30.0170.06320.06
7.0.20.0270.05320.09
7.0.10.0300.06720.20
7.0.00.0130.06720.18
5.6.280.0070.07020.87
5.6.210.0130.04020.54
5.6.200.0100.08318.29
5.6.190.0100.06320.43
5.6.180.3270.03320.49
5.6.170.0230.08020.53
5.6.160.0100.08020.57
5.6.150.0100.08018.25
5.6.140.0030.06318.15
5.6.130.0030.09018.11
5.6.120.0070.07020.99
5.6.110.0100.04720.90
5.6.100.0100.06020.96
5.6.90.0100.08320.98
5.6.80.0230.06320.38
5.6.70.3670.02720.38
5.5.350.0300.07320.36
5.5.340.0000.04017.96
5.5.330.0070.04720.21
5.5.320.0330.08020.33
5.5.310.0200.05020.32
5.5.300.0100.04717.94
5.5.290.0070.03718.04
5.5.280.0030.04020.79
5.5.270.0100.04720.66
5.5.260.0170.07720.78
5.5.250.0030.04020.80
5.5.240.0030.07720.27
5.4.450.1200.02319.31
5.4.440.0230.05719.46
5.4.430.0830.06719.60
5.4.420.1300.06319.23
5.4.410.1030.04719.47
5.4.400.0870.07319.24
5.4.390.0970.06319.25
5.4.380.1000.04318.91
5.4.370.0700.05319.23
5.4.360.0730.07319.00
5.4.350.0700.05319.09
5.4.340.0630.06319.24
5.4.320.0870.04719.28
5.4.310.0830.04319.23
5.4.300.0630.06018.89
5.4.290.0700.05018.88
5.4.280.0630.05719.31
5.4.270.0700.07019.15
5.4.260.0730.05019.21
5.4.250.0900.05318.90
5.4.240.0800.04318.87
5.4.230.0670.06018.98
5.4.220.0730.05319.04
5.4.210.1100.05019.15
5.4.200.1170.05716.70
5.4.190.1270.05718.98
5.4.180.0900.05718.94
5.4.170.0830.05019.22
5.4.160.0930.05319.05
5.4.150.0830.06318.87
5.4.140.0930.04016.64
5.4.130.0770.04716.48
5.4.120.0830.04716.35
5.4.110.1130.04016.25
5.4.100.1030.05316.58
5.4.90.0770.06016.44
5.4.80.1000.05016.39
5.4.70.0870.04716.27
5.4.60.0800.04316.45
5.4.50.0730.06316.32
5.4.40.1000.05716.43
5.4.30.0970.04316.59
5.4.20.0730.04716.54
5.4.10.0700.04716.65
5.4.00.0630.05316.02
5.3.290.0900.05314.82
5.3.280.1030.05014.46
5.3.270.0770.05714.54
5.3.260.1170.06714.61
5.3.250.1100.06314.57
5.3.240.1230.06314.43
5.3.230.0970.06714.63
5.3.220.0930.05714.51
5.3.210.0970.06014.63
5.3.200.0730.05314.49
5.3.190.0730.04714.62
5.3.180.0730.05014.62
5.3.170.0630.06314.55
5.3.160.0630.06314.60
5.3.150.0830.05314.58
5.3.140.0770.05014.61
5.3.130.0630.05714.57
5.3.120.0630.05714.54
5.3.110.0730.04714.57
5.3.100.0730.04714.03
5.3.90.0670.05013.96
5.3.80.0630.05014.16
5.3.70.0770.05313.95
5.3.60.0670.05013.98
5.3.50.0670.04713.92
5.3.40.0670.04713.92
5.3.30.0730.05013.88
5.3.20.0700.04713.61
5.3.10.0700.05013.83
5.3.00.0930.04313.59
5.2.170.0600.04711.22
5.2.160.0800.05011.11
5.2.150.0530.04711.31
5.2.140.0630.04311.15
5.2.130.0570.04311.27
5.2.120.0570.04011.28
5.2.110.0530.04311.12
5.2.100.0500.04711.17
5.2.90.0570.04011.10
5.2.80.0730.04311.06
5.2.70.0800.03711.06
5.2.60.0600.04310.97
5.2.50.0570.04311.20
5.2.40.0470.05711.15
5.2.30.0530.04710.93
5.2.20.0500.03310.97
5.2.10.0470.03311.02
5.2.00.0630.03710.70
5.1.60.0600.04010.05
5.1.50.0670.03710.01
5.1.40.0570.0339.87
5.1.30.0470.03310.41
5.1.20.0470.03710.37
5.1.10.0400.04010.00
5.1.00.0430.0439.96
5.0.50.0270.0238.56
5.0.40.0230.0238.46
5.0.30.0270.0408.08
5.0.20.0300.0338.15
5.0.10.0300.0208.32
5.0.00.0370.0538.31
4.4.90.0300.0205.79
4.4.80.0270.0235.75
4.4.70.0200.0235.73
4.4.60.0370.0175.92
4.4.50.0270.0275.92
4.4.40.0300.0335.86
4.4.30.0270.0275.89
4.4.20.0330.0205.93
4.4.10.0300.0235.96
4.4.00.0300.0375.77
4.3.110.0270.0235.69
4.3.100.0200.0275.86
4.3.90.0300.0235.73
4.3.80.0230.0305.73
4.3.70.0270.0175.68
4.3.60.0300.0135.78
4.3.50.0230.0205.75
4.3.40.0330.0335.64
4.3.30.0100.0304.42
4.3.20.0100.0234.42
4.3.10.0130.0274.38
4.3.00.0130.03316.61

preferences:
109.14 ms | 2235 KiB | 5 Q