3v4l.org

run code in 300+ PHP versions simultaneously
<?php function rnd($seed) { srand($seed); $str = ''; for (;;) { $k = rand(0, 27); if ($k == 0) { break; } $str .= chr(90 + $k); } return $str; } echo rnd(-229985452);

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)
7.2.00.0030.01419.38
7.1.70.0000.00817.29
7.1.60.0140.01119.40
7.1.50.0030.01316.92
7.1.00.0000.06022.44
7.0.200.0030.00316.46
7.0.140.0070.07022.07
7.0.60.0000.06720.06
7.0.50.0030.06017.87
7.0.40.0100.06720.13
7.0.30.0270.07320.06
7.0.20.0130.04720.09
7.0.10.0030.04320.07
7.0.00.0130.04320.22
5.6.280.0030.07320.90
5.6.210.0070.07720.57
5.6.200.0070.07718.20
5.6.190.0100.06720.62
5.6.180.0330.06720.50
5.6.170.0170.04020.55
5.6.160.0030.04320.55
5.6.150.0100.05718.18
5.6.140.0070.03318.15
5.6.130.0170.07718.27
5.6.120.0130.07721.05
5.6.110.0100.08020.95
5.6.100.0070.08721.14
5.6.90.0030.08721.05
5.6.80.0100.07320.49
5.6.70.2530.03020.42
5.5.350.0130.08720.43
5.5.340.0070.05317.97
5.5.330.0170.04320.37
5.5.320.0230.04720.42
5.5.310.0370.06320.42
5.5.300.0130.07717.95
5.5.290.0030.04318.07
5.5.280.0070.04320.98
5.5.270.0130.06720.95
5.5.260.0030.07720.97
5.5.250.0070.08720.69
5.5.240.0200.08720.23
5.4.450.0030.04019.47
5.4.440.0130.03019.47
5.4.430.0000.04019.37
5.4.420.0100.03019.47
5.4.410.0030.04319.44
5.4.400.0000.04319.12
5.4.390.0070.03719.01
5.4.380.0030.03719.16
5.4.370.0070.03319.04
5.4.360.0000.04019.07
5.4.350.0000.04019.15
5.4.340.0070.04019.11
5.4.320.0100.07719.15
5.4.310.0030.05719.16
5.4.300.0130.07018.85
5.4.290.0030.05719.16
5.4.280.0130.06719.14
5.4.270.0100.04318.97
5.4.260.0170.05719.15
5.4.250.0100.07719.16
5.4.240.0130.07719.11
5.4.230.0130.06719.14
5.4.220.0030.07718.85
5.4.210.0100.05019.11
5.4.200.0130.04318.97
5.4.190.0030.04719.14
5.4.180.0100.05019.14
5.4.170.0070.06018.99
5.4.160.0070.05719.14
5.4.150.0070.07319.19
5.4.140.0170.06316.26
5.4.130.0070.03716.26
5.4.120.0100.07316.50
5.4.110.0030.05016.46
5.4.100.0030.07716.37
5.4.90.0030.04316.41
5.4.80.0000.05316.66
5.4.70.0070.04716.66
5.4.60.0100.04016.70
5.4.50.0170.06316.64
5.4.40.0070.06016.36
5.4.30.0000.08016.40
5.4.20.0100.07016.44
5.4.10.0000.04716.38
5.4.00.0070.07015.74
5.3.290.0030.08014.67
5.3.280.0070.03714.60
5.3.270.0070.05014.60
5.3.260.0030.08014.61
5.3.250.0100.04714.61
5.3.240.0000.06014.76
5.3.230.0130.05714.65
5.3.220.0030.05714.61
5.3.210.0070.06714.62
5.3.200.0070.06014.59
5.3.190.0070.04714.48
5.3.180.0070.07714.59
5.3.170.0030.04714.55
5.3.160.0070.03714.56
5.3.150.0030.04714.55
5.3.140.0070.04714.58
5.3.130.0130.07014.55
5.3.120.0100.04714.69
5.3.110.0000.05714.45
5.3.100.0000.04714.09
5.3.90.0070.03314.09
5.3.80.0100.05714.05
5.3.70.0130.02714.07
5.3.60.0030.05314.04
5.3.50.0000.05014.11
5.3.40.0000.07013.95
5.3.30.0070.05713.87
5.3.20.0030.06713.85
5.3.10.0130.06313.60
5.3.00.0070.07713.79
5.2.170.0000.03311.09
5.2.160.0030.06311.30
5.2.150.0000.05711.11
5.2.140.0170.04711.10
5.2.130.0030.05311.26
5.2.120.0070.05711.13
5.2.110.0070.05011.07
5.2.100.0000.07011.12
5.2.90.0170.05011.05
5.2.80.0000.03711.10
5.2.70.0000.04011.06
5.2.60.0030.06011.08
5.2.50.0030.05011.05
5.2.40.0000.05310.88
5.2.30.0230.04310.85
5.2.20.0070.04011.00
5.2.10.0070.05310.82
5.2.00.0030.03310.60
5.1.60.0030.0309.95
5.1.50.0030.0539.98
5.1.40.0070.02710.11
5.1.30.0000.04710.23
5.1.20.0070.04010.30
5.1.10.0070.05310.06
5.1.00.0030.06310.13
5.0.50.0070.0438.56
5.0.40.0000.0378.55
5.0.30.0070.0538.36
5.0.20.0030.0308.36
5.0.10.0100.0408.36
5.0.00.0000.0678.36
4.4.90.0070.0338.36
4.4.80.0000.0338.36
4.4.70.0030.0378.36
4.4.60.0070.0338.36
4.4.50.0000.0408.36
4.4.40.0000.0538.36
4.4.30.0030.0338.36
4.4.20.0030.0278.36
4.4.10.0070.0308.36
4.4.00.0000.0578.36
4.3.110.0030.0378.36
4.3.100.0000.0378.36
4.3.90.0070.0338.36
4.3.80.0000.0508.36
4.3.70.0070.0278.36
4.3.60.0030.0338.36
4.3.50.0000.0378.36
4.3.40.0030.0578.36
4.3.30.0000.0378.36
4.3.20.0000.0238.36
4.3.10.0000.0278.36
4.3.00.0030.0238.36

preferences:
35.84 ms | 400 KiB | 5 Q