3v4l.org

run code in 300+ PHP versions simultaneously
<?php $time = time(); $randomString1 = bin2hex(random_bytes(20)); $randomString2 = bin2hex(random_bytes(10)); var_dump( phpversion, $time, $randomString1, $randomString2 ); // md5(time() . browser-details-string . "some-salt-string")

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)
7.2.60.0000.01516.73
7.2.00.0000.01019.30
7.1.200.0000.01115.65
7.1.100.0090.00618.03
7.1.70.0000.00816.77
7.1.60.0100.01619.52
7.1.50.0080.00316.86
7.1.00.0100.07022.44
7.0.200.0070.00016.73
7.0.100.0200.07019.96
7.0.90.0170.08019.96
7.0.80.0230.07719.87
7.0.70.0030.07019.95
7.0.60.0200.07319.96
7.0.50.0100.04720.31
7.0.40.0170.06020.00
7.0.30.0100.07720.11
7.0.20.0130.07320.07
7.0.10.0130.07720.04
7.0.00.0130.08320.11
5.6.280.0000.03320.77
5.6.250.0070.08720.56
5.6.240.0170.07320.63
5.6.230.0100.07320.65
5.6.220.0170.06320.64
5.6.210.0100.07720.55
5.6.200.0170.07321.04
5.6.190.0100.06320.98
5.6.180.0200.07321.09
5.6.170.0170.07721.03
5.6.160.0030.09021.09
5.6.150.0070.07721.10
5.6.140.0070.08021.02
5.6.130.0130.04321.00
5.6.120.0030.08321.04
5.6.110.0070.08721.03
5.6.100.0030.08720.92
5.6.90.0030.08021.13
5.6.80.0100.06020.26
5.6.70.0070.06020.47
5.6.60.0070.08020.35
5.6.50.0130.06720.45
5.6.40.0100.07720.38
5.6.30.0030.05320.39
5.6.20.0130.06720.42
5.6.10.0030.06720.35
5.6.00.0130.07320.29
5.5.380.0100.07320.35
5.5.370.0030.08720.54
5.5.360.0030.08720.32
5.5.350.0200.07020.41
5.5.340.0170.06720.78
5.5.330.0070.04720.88
5.5.320.0100.04020.64
5.5.310.0070.06320.60
5.5.300.0100.08720.72
5.5.290.0100.06320.81
5.5.280.0100.08020.85
5.5.270.0070.07720.79
5.5.260.0130.08020.88
5.5.250.0100.08720.44
5.5.240.0130.07320.30
5.5.230.0070.08320.16
5.5.220.0230.06020.29
5.5.210.0030.04720.23
5.5.200.0130.07020.10
5.5.190.0000.08020.20
5.5.180.0100.04320.18
5.5.160.0030.07720.11
5.5.150.0100.07720.14
5.5.140.0070.08020.23
5.5.130.0170.07720.23
5.5.120.0000.05020.09
5.5.110.0030.04720.07
5.5.100.0100.06720.07
5.5.90.0130.06720.03
5.5.80.0100.08020.11
5.5.70.0130.07020.14
5.5.60.0070.07020.13
5.5.50.0100.07320.04
5.5.40.0130.05020.03
5.5.30.0130.07320.04
5.5.20.0170.06720.12
5.5.10.0100.07720.12
5.5.00.0170.06320.09

preferences:
38.11 ms | 401 KiB | 5 Q