3v4l.org

run code in 300+ PHP versions simultaneously
<?php $a = array(&$a); function fill (&$a, $i = 3) { if (!$i--) return; foreach ($a as &$tmp) { $tmp = array(&$tmp ,&$a); //var_dump($a); fill($tmp, $i); } } fill($a);

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)
8.3.60.0101.99318.43
8.3.50.0121.99221.14
8.3.40.0131.98918.71
8.3.30.0101.99120.18
8.3.20.0032.00018.60
8.3.10.0071.99620.97
8.3.00.0031.99722.52
8.2.180.0071.99418.16
8.2.170.0032.00122.96
8.2.160.0131.98820.48
8.2.150.0031.99824.18
8.2.140.0071.99724.66
8.2.130.0071.99626.16
8.2.120.0071.99519.89
8.2.110.0131.98919.27
8.2.100.0101.98718.03
8.2.90.0002.00519.36
8.2.80.0071.98519.77
8.2.70.0032.00217.63
8.2.60.0002.00217.93
8.2.50.0002.00718.10
8.2.40.0071.99420.63
8.2.30.0071.99518.03
8.2.20.0002.00217.77
8.2.10.0002.00317.75
8.2.00.0071.99617.77
8.1.280.0131.98925.92
8.1.270.0031.99923.99
8.1.260.0031.99926.35
8.1.250.0031.99828.09
8.1.240.0002.00422.24
8.1.230.0101.98617.76
8.1.220.0002.00517.74
8.1.210.0032.01218.77
8.1.200.0002.00217.35
8.1.190.0101.99117.35
8.1.180.0002.00318.10
8.1.170.0002.00318.64
8.1.160.0032.00022.12
8.1.150.0131.99718.67
8.1.140.0002.00117.52
8.1.130.0002.00217.50
8.1.120.0002.00417.54
8.1.110.0031.99917.55
8.1.100.0002.00417.50
8.1.90.0002.00117.49
8.1.80.0032.00017.47
8.1.70.0031.99917.55
8.1.60.0002.00417.57
8.1.50.0002.00117.49
8.1.40.0031.99917.63
8.1.30.0002.00217.70
8.1.20.0031.99917.66
8.1.10.0032.00017.48
8.1.00.0072.00117.36
8.0.300.0071.99619.74
8.0.290.0032.00216.58
8.0.280.0002.00218.34
8.0.270.0071.99417.27
8.0.260.0071.99316.80
8.0.250.0071.99616.82
8.0.240.0032.00216.78
8.0.230.0071.99516.91
8.0.220.0002.00116.73
8.0.210.0002.00416.66
8.0.200.0002.00116.88
8.0.190.0002.00416.85
8.0.180.0071.99616.84
8.0.170.0031.99916.82
8.0.160.0031.99916.92
8.0.150.0032.00016.68
8.0.140.0002.00216.77
8.0.130.0002.00313.23
8.0.120.0002.00316.70
8.0.110.0031.99916.80
8.0.100.0031.99516.80
8.0.90.0002.00116.74
8.0.80.0071.99016.79
8.0.70.0071.99716.59
8.0.60.0031.99916.83
8.0.50.0032.00016.72
8.0.30.0151.98316.84
8.0.20.0071.99617.40
8.0.10.0071.99616.86
8.0.00.0131.98616.64
7.4.330.0002.00116.73
7.4.320.0071.99716.48
7.4.300.0071.99416.53
7.4.290.0031.99816.52
7.4.280.0032.00016.36
7.4.270.0002.00416.47
7.4.260.0031.99813.34
7.4.250.0101.99316.30
7.4.240.0031.99816.40
7.4.230.0101.99116.50
7.4.220.0131.97816.39
7.4.210.0081.99216.43
7.4.200.0071.99616.43
7.4.190.0071.99616.55
7.4.160.0261.96016.48
7.4.150.0101.99517.40
7.4.140.0111.99117.86
7.4.130.0211.97416.34
7.4.120.0101.99416.47
7.4.110.0162.44116.40
7.4.100.0132.46716.46
7.4.90.0132.43516.30
7.4.80.0162.42619.39
7.4.70.0162.45416.28
7.4.60.0162.43916.50
7.4.50.0032.49516.30
7.4.40.0072.49122.77
7.4.30.0482.32816.30
7.4.00.0032.49314.60
7.3.330.0031.99813.28
7.3.320.0101.99113.32
7.3.310.0032.00416.18
7.3.300.0031.99816.13
7.3.290.0421.95316.24
7.3.280.0121.98016.17
7.3.270.0201.98017.40
7.3.260.0131.98918.24
7.3.250.0121.90916.27
7.3.240.0161.98916.32
7.3.230.0132.41716.39
7.3.210.0132.45516.50
7.3.200.0162.44119.39
7.3.190.0301.85316.40
7.3.180.0232.43616.30
7.3.170.0102.45816.27
7.3.160.0102.46316.56
7.3.120.0072.49015.06
7.2.330.0202.44516.60
7.2.320.0132.46616.65
7.2.310.0092.45116.67
7.2.300.0232.43516.70
7.2.290.0172.45216.57
7.2.60.0132.47916.88
7.2.00.0032.49819.29
7.1.200.0032.49115.74
7.1.100.0032.49818.07
7.1.70.0002.50117.07
7.1.60.0132.48819.24
7.1.50.0072.49517.20
7.0.200.0002.50116.82
5.4.140.0372.43016.34
5.4.120.0302.42316.41
5.4.110.0132.45016.30
5.4.100.0202.41716.49
5.4.90.0032.42016.55
5.4.80.0402.42016.45
5.4.70.0202.41716.37
5.4.60.0002.46716.50
5.4.50.0202.41716.31
5.4.40.0172.45716.23
5.4.30.0202.44316.41
5.4.20.0132.42016.27
5.4.10.0102.44716.25
5.4.00.0302.42715.76
5.3.240.0232.42014.42
5.3.220.0132.44314.41
5.3.210.0332.43314.34
5.3.200.0202.43314.34
5.3.190.0132.44014.37
5.3.180.0072.45714.39
5.3.170.0072.43014.53
5.3.160.0402.41714.27
5.3.150.0032.49014.39
5.3.140.0132.46314.37
5.3.130.0231.98212.66
5.3.120.0202.12212.66
5.3.110.0072.46714.35
5.3.100.0172.40013.89
5.3.90.0232.39013.86
5.3.80.0002.42013.80
5.3.70.0382.05612.07
5.3.60.0211.71212.06
5.3.50.0411.91912.00
5.3.40.0222.13612.00
5.3.30.0202.36013.68

preferences:
49.1 ms | 401 KiB | 5 Q