3v4l.org

run code in 300+ PHP versions simultaneously
<?php $i = 1000; $start = microtime(true); while ($i--) uniqid(); $elapsed = microtime(true) - $start; printf("%d\n", $elapsed * 1000); $i = 1000; $start = microtime(true); while ($i--) uniqid("", true); $elapsed = microtime(true) - $start; printf("%d\n", $elapsed * 1000);

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)
7.2.00.0000.01719.53
7.1.70.0070.00416.80
7.1.60.0090.01319.17
7.1.50.0230.00616.92
7.1.00.0000.04022.54
7.0.200.0080.00416.74
7.0.140.0070.07721.96
7.0.100.0130.08319.90
7.0.90.0070.06319.97
7.0.80.0100.07319.84
7.0.70.0270.09019.92
7.0.60.0030.08019.75
7.0.50.0400.08020.26
7.0.40.0100.07319.90
7.0.30.0070.07720.01
7.0.20.0130.07719.91
7.0.10.0100.05719.95
7.0.00.0030.06720.14
5.6.280.0030.08021.10
5.6.250.0100.08320.61
5.6.240.0100.08020.59
5.6.230.0070.10720.58
5.6.220.0170.07320.66
5.6.210.0100.08320.61
5.6.200.0100.06720.91
5.6.190.0170.08021.13
5.6.180.0070.08721.02
5.6.170.0100.08020.91
5.6.160.0070.08320.98
5.6.150.0130.05020.89
5.6.140.0070.07320.97
5.6.130.0130.05321.07
5.6.120.0130.08720.99
5.6.110.0200.07321.08
5.6.100.0130.07720.96
5.6.90.0100.08320.94
5.6.80.0100.05720.29
5.6.70.0200.07020.47
5.6.60.0130.08020.40
5.6.50.0130.07720.40
5.6.40.0200.07320.30
5.6.30.0070.07720.45
5.6.20.0130.08020.27
5.6.10.0070.08720.48
5.6.00.0170.07320.21
5.5.380.0170.06320.29
5.5.370.0070.04020.36
5.5.360.0100.05020.31
5.5.350.0200.07720.32
5.5.340.0070.08320.76
5.5.330.0200.07320.84
5.5.320.0070.08720.79
5.5.310.0130.08020.77
5.5.300.0030.08720.76
5.5.290.0070.09320.78
5.5.280.0170.07720.82
5.5.270.0100.07020.86
5.5.260.0170.08320.58
5.5.250.0000.09320.65
5.5.240.0100.08320.17
5.5.230.0100.06020.20
5.5.220.0130.08320.09
5.5.210.0030.07020.11
5.5.200.0070.05020.11
5.5.190.0130.07320.23
5.5.180.0130.08720.22
5.5.160.0100.07320.19
5.5.150.0170.07020.18
5.5.140.0170.07020.07
5.5.130.0100.03720.13
5.5.120.0070.04020.22
5.5.110.0070.04020.06
5.5.100.0130.06319.94
5.5.90.0130.03320.02
5.5.80.0070.08020.03
5.5.70.0070.05020.01
5.5.60.0000.04020.01
5.5.50.0100.06019.98
5.5.40.0100.05020.07
5.5.30.0030.04320.01
5.5.20.0070.04320.00
5.5.10.0130.03020.08
5.5.00.0070.03720.08
5.4.450.0070.08019.42
5.4.440.0100.08319.35
5.4.430.0200.08019.27
5.4.420.0130.07719.44
5.4.410.0100.07719.18
5.4.400.0230.07718.98
5.4.390.0170.07018.81
5.4.380.0100.06018.83
5.4.370.0030.08319.07
5.4.360.0070.08318.95
5.4.350.0130.07318.79
5.4.340.0130.07719.06
5.4.320.0170.07319.10
5.4.310.0100.07318.95
5.4.300.0130.07319.04
5.4.290.0070.04718.85
5.4.280.0100.04319.05
5.4.270.0000.04719.07
5.4.260.0030.04319.13
5.4.250.0070.04019.14
5.4.240.0070.04019.11
5.4.230.0200.06319.02
5.4.220.0130.03019.14
5.4.210.0070.08319.07
5.4.200.0100.05318.75
5.4.190.0100.05018.96
5.4.180.0130.03319.14
5.4.170.0130.04719.11
5.4.160.0130.03019.21
5.4.150.0030.04318.94
5.4.140.0070.06716.22
5.4.130.0030.04016.29
5.4.120.0100.03016.33
5.4.110.0000.04316.45
5.4.100.0000.04316.36
5.4.90.0030.03716.43
5.4.80.0000.04316.29
5.4.70.0100.03316.25
5.4.60.0070.03716.34
5.4.50.0070.04316.36
5.4.40.0070.07316.39
5.4.30.0100.07716.39
5.4.20.0130.07716.19
5.4.10.0100.06716.38
5.4.00.0000.08015.52
5.3.290.0130.07314.63
5.3.280.0070.03714.59
5.3.270.0030.04014.45
5.3.260.0100.03714.47
5.3.250.0000.05314.59
5.3.240.0000.04714.52
5.3.230.0070.03714.44
5.3.220.0070.03714.39
5.3.210.0030.04314.42
5.3.200.0030.04014.42
5.3.190.0100.03314.48
5.3.180.0030.04014.43
5.3.170.0000.04314.52
5.3.160.0100.05714.57
5.3.150.0000.04314.52
5.3.140.0030.04314.55
5.3.130.0100.06314.41
5.3.120.0100.07714.54
5.3.110.0130.06714.54
5.3.100.0130.07714.02
5.3.90.0130.07014.01
5.3.80.0070.08014.02
5.3.70.0100.04313.97
5.3.60.0070.04713.86
5.3.50.0130.06313.85
5.3.40.0000.08313.94
5.3.30.0130.06713.73
5.3.20.0100.04013.63
5.3.10.0100.06013.58
5.3.00.0130.06713.59
5.2.170.0070.07012.17
5.2.160.0130.05712.17
5.2.150.0030.07712.17
5.2.140.0100.05012.17
5.2.130.0100.06312.17
5.2.120.0100.06012.17
5.2.110.0070.06312.17
5.2.100.0100.06012.17
5.2.90.0070.07012.17
5.2.80.0030.07312.17
5.2.70.0030.06712.17
5.2.60.0130.06712.17
5.2.50.0030.07012.17
5.2.40.0100.05712.17
5.2.30.0070.05312.17
5.2.20.0030.04712.17
5.2.10.0130.05312.17
5.2.00.0070.03712.17
5.1.60.0030.06012.17
5.1.50.0130.04312.17
5.1.40.0130.04312.17
5.1.30.0070.05312.17
5.1.20.0100.05012.17
5.1.10.0000.06012.17
5.1.00.0030.05312.17
5.0.50.0100.04312.17
5.0.40.0030.03312.17
5.0.30.0030.07012.17
5.0.20.0070.03312.17
5.0.10.0070.04012.17
5.0.00.0030.04012.17
4.4.90.0030.03712.17
4.4.80.0030.03712.17
4.4.70.0030.02712.17
4.4.60.0000.03712.17
4.4.50.0130.02312.17
4.4.40.0000.05712.17
4.4.30.0070.03012.17
4.4.20.0000.01712.17
4.4.10.0000.02012.17
4.4.00.0000.04312.17
4.3.110.0030.03712.17
4.3.100.0070.01712.17
4.3.90.0000.03712.17
4.3.80.0000.04012.17
4.3.70.0070.03012.17
4.3.60.0000.02012.17
4.3.50.0030.03712.17
4.3.40.0070.02312.17
4.3.30.0000.04012.17
4.3.20.0000.03012.17
4.3.10.0030.03012.17
4.3.00.0030.03312.17

preferences:
36.22 ms | 400 KiB | 5 Q