3v4l.org

run code in 300+ PHP versions simultaneously
<?php $path = "/var/www/foo"; var_dump($pаth."/user/supplied/path"); // prints /user/supplied/path, and emits a notice // let's write a random number generator function crypto_rnd() { $rnd = mt_rand(0, 1e10); // 3v4l apparently doesn't have openssl_random_pseudo_bytes $today = date('c'); // extra entropy can't hurt! return hash("sha512", $r⁠nd.$today); // oops, that's actually r\u2060nd, which is undefined, i.e. NULL, i.e. pwned } var_dump(crypto_rnd() === crypto_rnd()); // uh oh...

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)
7.3.10.0080.00616.55
7.3.00.0080.00516.44
7.2.130.0100.00616.64
7.2.120.0030.00616.95
7.2.110.0000.01816.80
7.2.100.0000.01117.04
7.2.90.0040.01117.05
7.2.80.0090.00417.04
7.2.70.0100.00016.84
7.2.60.0000.01517.00
7.2.50.0070.01016.79
7.2.40.0040.00417.05
7.2.30.0080.00816.97
7.2.20.0070.00716.64
7.2.10.0000.01217.12
7.2.00.0090.00518.23
7.1.250.0070.00715.77
7.1.100.0040.00718.34
7.1.70.0040.00817.24
7.1.60.0130.01019.46
7.1.50.0070.01117.03
7.1.00.0130.06722.54
7.0.200.0040.00417.00
7.0.140.0030.07721.99
7.0.90.0070.07720.03
7.0.80.0170.07320.15
7.0.70.0130.03719.93
7.0.60.0170.06719.86
7.0.50.0170.06720.36
7.0.40.0030.07720.14
7.0.30.0030.07320.00
7.0.20.0170.06320.03
7.0.10.0070.07720.16
7.0.00.0100.08019.91
5.6.280.0000.07321.07
5.6.240.0000.09320.67
5.6.230.0170.06020.66
5.6.220.0230.07720.58
5.6.210.0130.07320.67
5.6.200.0130.07321.04
5.6.190.0100.08321.06
5.6.180.0170.07721.18
5.6.170.0070.08021.17
5.6.160.0100.08321.11
5.6.150.0100.07321.08
5.6.140.0000.08321.09
5.6.130.0030.07721.02
5.6.120.0070.07320.96
5.6.110.0130.07021.04
5.6.100.0070.05020.95
5.6.90.0170.07721.08
5.6.80.0100.07020.41
5.6.70.0070.04320.39
5.6.60.0100.07320.41
5.6.50.0070.06720.32
5.6.40.0070.08020.38
5.6.30.0100.07020.41
5.6.20.0100.06320.39
5.6.10.0130.06320.46
5.6.00.0000.09020.32
5.5.380.0130.04720.52
5.5.370.0100.08020.42
5.5.360.0230.06320.35
5.5.350.0070.05020.42
5.5.340.0030.08320.73
5.5.330.0200.04020.89
5.5.320.0070.08720.93
5.5.310.0000.09020.94
5.5.300.0130.05020.77
5.5.290.0100.05320.91
5.5.280.0100.07720.73
5.5.270.0130.09020.92
5.5.260.0070.06020.72
5.5.250.0000.09320.67
5.5.240.0100.04320.14
5.5.230.0070.07320.29
5.5.220.0070.05720.15
5.5.210.0100.06320.14
5.5.200.0070.04720.21
5.5.190.0100.06020.25
5.5.180.0100.06020.12
5.5.160.0170.06720.21
5.5.150.0200.07720.12
5.5.140.0070.05019.99
5.5.130.0030.07320.27
5.5.120.0100.07020.06
5.5.110.0030.05320.10
5.5.100.0030.07320.02
5.5.90.0000.08319.98
5.5.80.0130.04720.04
5.5.70.0030.06720.05
5.5.60.0030.03720.08
5.5.50.0000.04020.06
5.5.40.0000.04020.16
5.5.30.0000.04020.04
5.5.20.0100.03320.02
5.5.10.0070.03320.06
5.5.00.0030.03720.11
5.4.450.0300.06019.45
5.4.440.0070.07719.37
5.4.430.0030.06719.35
5.4.420.0170.03719.27
5.4.410.0030.04019.10
5.4.400.0070.07018.85
5.4.390.0070.04319.05
5.4.380.0100.08718.84
5.4.370.0070.07719.18
5.4.360.0000.08319.13
5.4.350.0030.08319.16
5.4.340.0070.07719.04
5.4.320.0030.05019.05
5.4.310.0100.07019.04
5.4.300.0000.07319.03
5.4.290.0070.05319.20
5.4.280.0100.04719.17
5.4.270.0130.06318.94
5.4.260.0070.05719.17
5.4.250.0000.07319.20
5.4.240.0030.06318.94
5.4.230.0030.03719.04
5.4.220.0030.03719.04
5.4.210.0030.03719.16
5.4.200.0030.03318.95
5.4.190.0030.03719.04
5.4.180.0000.04018.86
5.4.170.0030.04019.02
5.4.160.0000.04019.07
5.4.150.0070.05319.14
5.4.140.0070.03316.48
5.4.130.0000.03316.47
5.4.120.0000.03716.41
5.4.110.0030.07016.47
5.4.100.0170.06316.27
5.4.90.0000.04716.34
5.4.80.0000.04316.50
5.4.70.0000.03716.49
5.4.60.0030.05716.32
5.4.50.0030.05016.47
5.4.40.0070.03316.54
5.4.30.0030.03316.48
5.4.20.0030.03716.48
5.4.10.0000.04316.33
5.4.00.0070.03015.86
5.3.290.0070.04014.71
5.3.280.0030.03714.68
5.3.270.0000.03714.55
5.3.260.0130.03014.73
5.3.250.0000.04014.65
5.3.240.0070.05314.52
5.3.230.0030.07714.52
5.3.220.0030.06714.61
5.3.210.0130.02314.63
5.3.200.0030.04314.65
5.3.190.0070.07314.66
5.3.180.0030.03314.67
5.3.170.0000.04014.70
5.3.160.0070.03714.63
5.3.150.0030.03314.54
5.3.140.0000.04014.61
5.3.130.0100.02714.55
5.3.120.0030.03714.53
5.3.110.0030.03714.57
5.3.100.0030.03714.00
5.3.90.0070.03313.98
5.3.80.0000.04013.93
5.3.70.0000.03314.02
5.3.60.0000.04014.05
5.3.50.0070.03013.96
5.3.40.0070.03313.95
5.3.30.0070.02713.96
5.3.20.0070.03313.67
5.3.10.0030.04313.66
5.3.00.0030.05313.75
5.2.170.0070.02711.16
5.2.160.0030.02711.09
5.2.150.0000.04011.15
5.2.140.0000.03311.09
5.2.130.0000.03011.16
5.2.120.0030.02711.16
5.2.110.0000.03311.12
5.2.100.0030.02711.15
5.2.90.0000.03011.23
5.2.80.0100.02011.11
5.2.70.0000.03011.14
5.2.60.0030.02711.07
5.2.50.0030.02711.07
5.2.40.0030.03010.90
5.2.30.0030.02711.05
5.2.20.0000.03310.91
5.2.10.0000.03010.95
5.2.00.0000.03010.77
5.1.60.0000.02710.39
5.1.50.0000.02310.39
5.1.40.0000.02310.39
5.1.30.0070.02710.39
5.1.20.0030.03310.39
5.1.10.0030.02010.39
5.1.00.0030.04310.39
5.0.50.0030.03310.39
5.0.40.0000.01710.39
5.0.30.0030.05310.39
5.0.20.0070.02710.39
5.0.10.0000.02010.39
5.0.00.0000.05010.39
4.4.90.0000.01710.39
4.4.80.0000.01710.39
4.4.70.0000.01710.39
4.4.60.0030.01310.39
4.4.50.0030.01310.39
4.4.40.0000.02310.39
4.4.30.0000.01710.39
4.4.20.0000.01710.39
4.4.10.0000.01710.39
4.4.00.0030.02010.39
4.3.110.0030.03710.39
4.3.100.0000.01310.39
4.3.90.0030.01710.39
4.3.80.0030.03010.39
4.3.70.0000.03310.39
4.3.60.0070.02710.39
4.3.50.0030.02310.39
4.3.40.0000.05310.39
4.3.30.0000.02710.39
4.3.20.0000.02710.39
4.3.10.0000.03710.39
4.3.00.0000.02310.39

preferences:
65.55 ms | 400 KiB | 5 Q