3v4l.org

run code in 300+ PHP versions simultaneously
<?php function fibo($n) { if ($n == 0) { return 0; } if ($n == 1) { return 1; } return fibo($n - 1) + fibo($n - 2); } $order = 35; echo "Fibo($order):\n"; $s = microtime(true); var_dump(fibo($order)); $e = microtime(true); echo "HHVM In " . ($e - $s) . " Seconds\n";

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)
7.3.10.0101.29316.47
7.3.00.0101.30116.64
7.2.130.0031.32916.77
7.2.120.0101.41116.88
7.2.110.0001.35816.93
7.2.100.0101.37416.70
7.2.90.0131.34616.92
7.2.80.0071.36416.48
7.2.70.0131.35316.57
7.2.60.0171.40916.85
7.2.50.0031.32116.98
7.2.40.0071.40916.71
7.2.30.0101.38416.96
7.2.20.0161.38916.89
7.2.10.0101.41716.68
7.2.00.0071.12217.98
7.1.250.0102.29315.73
7.1.70.0030.92016.93
7.1.60.0000.99819.46
7.1.50.0070.94217.02
7.1.00.0001.03322.36
7.0.200.0031.00916.63
7.0.140.0001.07021.95
7.0.100.0000.94320.02
7.0.90.0101.13019.92
7.0.80.0131.01719.88
7.0.70.0071.01019.93
7.0.60.0201.04719.97
7.0.50.0131.01720.27
7.0.40.0000.91020.07
7.0.30.0001.06720.18
7.0.20.0000.96320.06
7.0.10.0130.97720.08
7.0.00.0031.04020.15
5.6.280.0032.49720.79
5.6.250.0102.49020.61
5.6.240.0072.49320.65
5.6.230.0102.49020.64
5.6.220.0002.50020.63
5.6.210.0072.49320.77
5.6.200.0132.48720.96
5.6.190.0072.49321.05
5.6.180.0072.49321.06
5.6.170.0202.48021.08
5.6.160.0072.49321.02
5.6.150.0032.49720.95
5.6.140.0072.49320.95
5.6.130.0072.49321.11
5.6.120.0102.49021.01
5.6.110.0072.48321.13
5.6.100.0102.49021.09
5.6.90.0032.49721.07
5.6.80.0102.46720.41
5.6.70.0032.49720.38
5.6.60.0072.49320.38
5.6.50.0132.48720.37
5.6.40.0072.49320.39
5.6.30.0172.48320.32
5.6.20.0032.49720.39
5.6.10.0032.47320.41
5.6.00.0102.49020.38
5.5.380.0132.48720.55
5.5.370.0072.43720.46
5.5.360.0132.48720.50
5.5.350.0102.49020.50
5.5.340.0032.49720.87
5.5.330.0032.49720.86
5.5.320.0072.49320.88
5.5.310.0072.49320.83
5.5.300.0072.49320.89
5.5.290.0032.49720.81
5.5.280.0072.49320.87
5.5.270.0102.49020.77
5.5.260.0072.49320.80
5.5.250.0132.48720.55
5.5.240.0072.49320.21
5.5.230.0102.49020.02
5.5.220.0132.48720.30
5.5.210.0072.48320.23
5.5.200.0002.50020.09
5.5.190.0032.49720.24
5.5.180.0102.49020.00
5.5.160.0002.48320.24
5.5.150.0072.49320.23
5.5.140.0002.50020.17
5.5.130.0002.50020.09
5.5.120.0032.49720.19
5.5.110.0132.48720.17
5.5.100.0072.49320.08
5.5.90.0102.49020.11
5.5.80.0132.46720.16
5.5.70.0072.49320.08
5.5.60.0072.49320.11
5.5.50.0132.46020.06
5.5.40.0102.48020.05
5.5.30.0072.49319.95
5.5.20.0072.49320.11
5.5.10.0132.48720.05
5.5.00.0032.49719.97
5.4.450.0072.49319.17
5.4.440.0032.49719.22
5.4.430.0102.47319.37
5.4.420.0032.49719.26
5.4.410.0002.50019.35
5.4.400.0072.49319.04
5.4.390.0032.49718.98
5.4.380.0032.49718.97
5.4.370.0032.49718.80
5.4.360.0002.50018.83
5.4.350.0032.49718.98
5.4.340.0102.49018.85
5.4.320.0102.49018.93
5.4.310.0032.49718.94
5.4.300.0102.49018.84
5.4.290.0002.50019.05
5.4.280.0002.50018.79
5.4.270.0072.49318.98
5.4.260.0072.49319.05
5.4.250.0002.50018.95
5.4.240.0002.50018.97
5.4.230.0032.49719.03
5.4.220.0032.49719.04
5.4.210.0102.49018.95
5.4.200.0072.49318.95
5.4.190.0072.49318.82
5.4.180.0032.49718.79
5.4.170.0132.48718.96
5.4.160.0072.49319.11
5.4.150.2332.26718.92
5.4.140.0102.49016.37
5.4.130.1672.33316.23
5.4.120.0072.49316.25
5.4.110.0032.49716.46
5.4.100.0072.49316.41
5.4.90.0102.49016.32
5.4.80.0072.49316.33
5.4.70.0072.49316.31
5.4.60.0102.42716.33
5.4.50.0072.49316.46
5.4.40.0072.49316.39
5.4.30.0102.46716.38
5.4.20.0032.49716.30
5.4.10.0072.49316.28
5.4.00.0002.49715.86
5.3.290.0032.49714.59
5.3.280.0072.49314.51
5.3.270.0032.49714.50
5.3.260.0072.49314.54
5.3.250.0072.49314.49
5.3.240.0102.49014.38
5.3.230.0072.49314.55
5.3.220.0032.49714.36
5.3.210.0002.50014.34
5.3.200.0032.49714.38
5.3.190.0102.49014.48
5.3.180.0072.49314.34
5.3.170.0102.49014.45
5.3.160.0072.49314.45
5.3.150.0072.49314.47
5.3.140.0032.49714.33
5.3.130.0002.48714.39
5.3.120.0032.49714.44
5.3.110.0072.49314.41
5.3.100.0032.49713.91
5.3.90.0132.48713.80
5.3.80.0002.48313.77
5.3.70.0032.49713.80
5.3.60.0072.49313.77
5.3.50.0002.50013.76
5.3.40.0032.49713.83
5.3.30.0032.49713.69
5.3.20.0032.49713.45
5.3.10.0072.49313.58
5.3.00.0072.49313.43
5.2.170.0032.49710.77
5.2.160.0072.49310.98
5.2.150.0072.49310.82
5.2.140.0032.47710.96
5.2.130.0072.49310.95
5.2.120.0002.50010.89
5.2.110.0102.49010.95
5.2.100.0002.50011.01
5.2.90.0072.49310.88
5.2.80.0072.49310.84
5.2.70.0032.49710.80
5.2.60.0002.50010.68
5.2.50.0002.50010.83
5.2.40.0002.50010.88
5.2.30.0072.49310.84
5.2.20.0102.49010.94
5.2.10.0032.49710.63
5.2.00.0102.49010.47
5.1.60.0072.4939.69
5.1.50.0032.4979.82
5.1.40.0032.4979.89
5.1.30.0032.49710.25
5.1.20.0102.49010.19
5.1.10.0032.4979.76
5.1.00.0072.4939.79
5.0.50.0032.4978.45
5.0.40.0002.4738.29
5.0.30.0002.4937.91
5.0.20.0002.5008.02
5.0.10.0032.4978.10
5.0.00.0072.4938.11
4.4.90.0032.4977.63
4.4.80.0002.5007.63
4.4.70.0032.4977.63
4.4.60.0002.5007.63
4.4.50.0102.4907.63
4.4.40.0002.5007.63
4.4.30.0032.4977.63
4.4.20.0032.4977.63
4.4.10.0032.4977.63
4.4.00.0072.4937.63
4.3.110.0932.4037.63
4.3.100.0032.4977.63
4.3.90.0002.4607.63
4.3.80.0032.4977.63
4.3.70.0032.4977.63
4.3.60.0032.4977.63
4.3.50.0032.4977.63
4.3.40.0072.4937.63
4.3.30.0032.4037.63
4.3.20.0072.4937.63
4.3.10.0002.5007.63
4.3.00.0002.5007.63

preferences:
38.92 ms | 401 KiB | 5 Q