3v4l.org

run code in 300+ PHP versions simultaneously
<?php $iter = 0; function weight($array) { global $iter; $sum = array_sum($array); $rnd = mt_rand(0,$sum); foreach($array as $k=>$v) { $iter++; if($rnd <= $v) { return $k; } $rnd = $rnd - $v; } } $weights = [100, 200, 1000]; $values = array_fill(0, count($weights), 0); for ($x = 0; $x < 1000; $x++) { $w = weight($weights); $values[$w] = $values[$w] + 1; } echo "$iter iterations performed"; var_dump($values);

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)
7.2.00.0030.01019.50
7.1.70.0030.00717.40
7.1.60.0040.00716.96
7.1.50.0070.01716.82
7.1.00.0100.05022.57
7.0.200.0040.00816.65
7.0.140.0100.06721.99
7.0.100.0100.08021.97
7.0.90.0130.06721.74
7.0.80.0100.08021.68
7.0.70.0030.08321.66
7.0.60.0070.08721.80
7.0.50.0000.09022.20
7.0.40.0030.08320.04
7.0.30.0070.08320.03
7.0.20.0100.07020.00
7.0.10.0170.05720.10
7.0.00.0030.08320.00
5.6.280.0100.06321.11
5.6.250.0170.08020.56
5.6.240.0100.07720.75
5.6.230.0070.09020.57
5.6.220.0100.06720.73
5.6.210.0130.08020.62
5.6.200.0030.08020.97
5.6.190.0070.09021.05
5.6.180.0070.07721.02
5.6.170.0030.05020.94
5.6.160.0030.08321.08
5.6.150.0130.07320.96
5.6.140.0130.07321.13
5.6.130.0100.08021.02
5.6.120.0070.09321.06
5.6.110.0100.08321.07
5.6.100.0070.08020.93
5.6.90.0100.08321.09
5.6.80.0030.07720.42
5.6.70.0100.06720.32
5.6.60.0000.08720.29
5.6.50.0100.08020.41
5.6.40.0100.07720.29
5.6.30.0030.04320.43
5.6.20.0100.08320.42
5.6.10.0070.08020.38
5.6.00.0100.08020.37
5.5.380.0130.06720.50
5.5.370.0130.07320.32
5.5.360.0070.05720.39
5.5.350.0000.09320.43
5.5.340.0070.08020.85
5.5.330.0130.07720.78
5.5.320.0030.08720.83
5.5.310.0070.10020.81
5.5.300.0030.08320.86
5.5.290.0000.07720.85
5.5.280.0100.09320.89
5.5.270.0170.07320.64
5.5.260.0130.07720.74
5.5.250.0070.07320.69
5.5.240.0130.08320.30
5.5.230.0070.08020.17
5.5.220.0100.08020.13
5.5.210.0030.07020.13
5.5.200.0170.07020.09
5.5.190.0070.08319.99
5.5.180.0030.07320.08
5.5.160.0100.07720.13
5.5.150.0030.05020.21
5.5.140.0030.08720.25
5.5.130.0070.08020.25
5.5.120.0070.07320.27
5.5.110.0030.06020.25
5.5.100.0070.06720.18
5.5.90.0070.08720.16
5.5.80.0100.07720.07
5.5.70.0100.07720.07
5.5.60.0030.08320.03
5.5.50.0030.08320.05
5.5.40.0070.07320.09
5.5.30.0100.07020.05
5.5.20.0000.09020.15
5.5.10.0170.06720.12
5.5.00.0130.07720.05
5.4.450.0070.07019.46
5.4.440.0030.08319.45
5.4.430.0030.06019.41
5.4.420.0170.04719.19
5.4.410.0030.08019.22
5.4.400.0100.08019.20
5.4.390.0170.07018.90
5.4.380.0100.07718.84
5.4.370.0030.07719.18
5.4.360.0000.08719.14
5.4.350.0100.06319.12
5.4.340.0030.08319.18
5.4.320.0030.07719.23
5.4.310.0130.07319.04
5.4.300.0070.05318.94
5.4.290.0070.06019.04
5.4.280.0030.07719.04
5.4.270.0030.05019.23
5.4.260.0130.07319.23
5.4.250.0070.07019.04
5.4.240.0130.07318.93
5.4.230.0030.07719.05
5.4.220.0130.06318.95
5.4.210.0030.08319.17
5.4.200.0070.07319.20
5.4.190.0030.08019.02
5.4.180.0030.09019.15
5.4.170.0100.07319.11
5.4.160.0200.06018.83
5.4.150.0130.06319.03
5.4.140.0030.08316.25
5.4.130.0030.07316.34
5.4.120.0070.07716.42
5.4.110.0100.07716.39
5.4.100.0030.06316.34
5.4.90.0030.05316.27
5.4.80.0030.07716.48
5.4.70.0070.07716.47
5.4.60.0070.08016.36
5.4.50.0130.06716.32
5.4.40.0030.07316.52
5.4.30.0070.05316.36
5.4.20.0070.06716.40
5.4.10.0000.04716.40
5.4.00.0130.07315.87
5.3.290.0000.07314.77
5.3.280.0100.06314.71
5.3.270.0070.07714.57
5.3.260.0100.04314.73
5.3.250.0100.07314.71
5.3.240.0130.07014.63
5.3.230.0130.07314.68
5.3.220.0100.07314.68
5.3.210.0030.07714.70
5.3.200.0070.07714.71
5.3.190.0070.05014.67
5.3.180.0130.07314.71
5.3.170.0070.07714.66
5.3.160.0100.04714.53
5.3.150.0030.04014.53
5.3.140.0100.06714.61
5.3.130.0130.06014.52
5.3.120.0000.08014.48
5.3.110.0070.06014.55
5.3.100.0100.07314.13
5.3.90.0070.07714.16
5.3.80.0030.07713.94
5.3.70.0100.06713.90
5.3.60.0170.06714.09
5.3.50.0030.06313.85
5.3.40.0000.07713.96
5.3.30.0170.06313.81
5.3.20.0070.06713.59
5.3.10.0000.04013.55
5.3.00.0070.07713.54
5.2.170.0030.06311.89
5.2.160.0100.05311.89
5.2.150.0100.05311.89
5.2.140.0070.05711.89
5.2.130.0070.06711.89
5.2.120.0000.06311.89
5.2.110.0070.06011.89
5.2.100.0030.06311.89
5.2.90.0170.05011.89
5.2.80.0030.06311.89
5.2.70.0100.05011.89
5.2.60.0030.06311.89
5.2.50.0030.05711.89
5.2.40.0130.05711.89
5.2.30.0100.05311.89
5.2.20.0070.04311.89
5.2.10.0000.05311.89
5.2.00.0030.06011.89
5.1.60.0070.05311.89
5.1.50.0030.05311.89
5.1.40.0030.05311.89
5.1.30.0070.05311.89
5.1.20.0070.04711.89
5.1.10.0070.05711.89
5.1.00.0070.04711.89
5.0.50.0070.04311.89
5.0.40.0070.02711.89
5.0.30.0070.06711.89
5.0.20.0070.04011.89
5.0.10.0070.04311.89
5.0.00.0030.06311.89
4.4.90.0000.04011.89
4.4.80.0030.03311.89
4.4.70.0030.03311.89
4.4.60.0070.03011.89
4.4.50.0070.03011.89
4.4.40.0000.06011.89
4.4.30.0030.03011.89
4.4.20.0030.03311.89
4.4.10.0000.03711.89
4.4.00.0070.05011.89
4.3.110.0030.03711.89
4.3.100.0000.03011.89
4.3.90.0070.03011.89
4.3.80.0000.04311.89
4.3.70.0070.03011.89
4.3.60.0000.03711.89
4.3.50.0000.03311.89
4.3.40.0000.05711.89
4.3.30.0030.03311.89
4.3.20.0030.03711.89
4.3.10.0000.03311.89
4.3.00.0000.03711.89

preferences:
38.84 ms | 401 KiB | 5 Q