3v4l.org

run code in 300+ PHP versions simultaneously
<?php $c=''; for ($i=0;$i<=99999;$i++) { $c.=uniqid('',true); } echo strlen($c); ?>

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)
7.2.00.0100.10425.43
7.1.70.0100.03923.20
7.1.60.0200.08023.50
7.1.50.0030.09922.98
7.1.00.0000.07328.21
7.0.200.0740.05322.34
7.0.140.0000.13728.07
7.0.100.0100.08727.48
7.0.90.0200.08727.46
7.0.80.0200.07327.23
7.0.70.0130.08727.24
7.0.60.0030.07027.29
7.0.50.0130.13727.70
7.0.40.0270.15721.96
7.0.30.0170.15322.20
7.0.20.0100.11322.10
7.0.10.0070.12022.14
7.0.00.0230.12322.22
5.6.280.0070.15323.32
5.6.250.0070.09022.79
5.6.240.0070.09022.77
5.6.230.0030.09322.76
5.6.220.0100.08722.65
5.6.210.0070.11022.60
5.6.200.0000.09023.18
5.6.190.0070.08323.11
5.6.180.0070.14723.59
5.6.170.0030.13723.07
5.6.160.0100.14323.12
5.6.150.0100.14723.07
5.6.140.0070.11022.97
5.6.130.0030.09723.04
5.6.120.0000.10723.14
5.6.110.0130.13723.06
5.6.100.0100.09723.06
5.6.90.0170.10722.95
5.6.80.0100.14022.53
5.6.70.0070.10322.43
5.6.60.0070.10722.54
5.6.50.0100.14322.45
5.6.40.0000.14022.57
5.6.30.0000.09722.34
5.6.20.0130.14022.50
5.6.10.0230.13022.50
5.6.00.0100.10322.33
5.5.380.0030.09722.55
5.5.370.0070.09022.39
5.5.360.0170.08022.39
5.5.350.0130.08022.44
5.5.340.0100.15322.95
5.5.330.0030.15322.96
5.5.320.0030.16722.90
5.5.310.0100.08722.81
5.5.300.0200.14722.83
5.5.290.0100.15022.93
5.5.280.0230.10322.90
5.5.270.0200.12722.95
5.5.260.0100.13322.83
5.5.250.0200.14322.74
5.5.240.0170.14023.02
5.5.230.0230.12722.19
5.5.220.0130.15022.30
5.5.210.0070.15022.32
5.5.200.0000.16322.21
5.5.190.0030.09722.25
5.5.180.0000.10022.12
5.5.160.0170.14322.26
5.5.150.0030.14722.28
5.5.140.0100.15022.27
5.5.130.0030.13722.21
5.5.120.0070.10322.09
5.5.110.0130.13322.18
5.5.100.0030.09322.10
5.5.90.0130.13022.19
5.5.80.0100.15322.51
5.5.70.0170.09322.04
5.5.60.0000.13322.09
5.5.50.0070.08722.14
5.5.40.0130.11322.07
5.5.30.0100.15322.02
5.5.20.0070.15721.96
5.5.10.0130.14322.06
5.5.00.0030.09022.05
5.4.450.0070.10321.10
5.4.440.0070.13021.35
5.4.430.0130.16021.45
5.4.420.0100.15021.33
5.4.410.0030.10321.22
5.4.400.0130.15720.88
5.4.390.0030.13020.82
5.4.380.0070.17720.92
5.4.370.0030.14721.02
5.4.360.0000.10321.01
5.4.350.0130.14720.89
5.4.340.0330.09721.02
5.4.320.0070.10321.51
5.4.310.0130.13720.94
5.4.300.0070.16320.94
5.4.290.0100.16321.01
5.4.280.0070.14721.09
5.4.270.0000.17320.92
5.4.260.0000.10320.96
5.4.250.0130.14321.06
5.4.240.0100.10721.18
5.4.230.0200.13021.08
5.4.220.0030.15721.00
5.4.210.0100.17021.08
5.4.200.0070.09320.84
5.4.190.0100.14720.75
5.4.180.0030.16021.01
5.4.170.0000.17321.04
5.4.160.0170.13320.91
5.4.150.0070.15721.00
5.4.140.0070.16318.33
5.4.130.0030.10718.18
5.4.120.0070.16018.18
5.4.110.0130.13718.36
5.4.100.0170.10018.42
5.4.90.0100.14318.15
5.4.80.0070.13318.21
5.4.70.0030.15718.27
5.4.60.0030.15318.34
5.4.50.0070.12718.16
5.4.40.0070.15318.45
5.4.30.0100.13718.39
5.4.20.0170.09018.30
5.4.10.0170.16018.19
5.4.00.0100.15717.66
5.3.290.0000.09316.86
5.3.280.0100.13316.84
5.3.270.0000.16016.85
5.3.260.0070.11316.86
5.3.250.0070.08716.66
5.3.240.0070.13716.70
5.3.230.0100.11716.70
5.3.220.0030.12016.82
5.3.210.0030.13716.66
5.3.200.0130.13016.68
5.3.190.0070.10016.67
5.3.180.0030.14316.80
5.3.170.0130.12716.72
5.3.160.0070.12716.66
5.3.150.0270.12016.77
5.3.140.0030.12316.71
5.3.130.0000.13716.79
5.3.120.0100.13716.75
5.3.110.0100.10016.71
5.3.100.0030.10316.16
5.3.90.0170.13016.23
5.3.80.0070.09316.05
5.3.70.0130.12016.25
5.3.60.0070.11316.25
5.3.50.0000.10715.98
5.3.40.0030.14716.13
5.3.30.0130.14716.09
5.3.20.0000.09015.75
5.3.10.0030.11315.81
5.3.00.0200.13015.87
5.2.170.0030.15013.19
5.2.160.0000.13313.34
5.2.150.0070.09013.20
5.2.140.0030.09713.37
5.2.130.0130.14013.20
5.2.120.0070.11713.33
5.2.110.0070.12713.30
5.2.100.0030.14013.40
5.2.90.0030.14713.31
5.2.80.0030.13013.55
5.2.70.0030.11013.24
5.2.60.0030.11013.33
5.2.50.0030.09013.29
5.2.40.0130.14713.25
5.2.30.0100.08713.09
5.2.20.0070.13313.26
5.2.10.0030.11713.19
5.2.00.0070.14713.00
5.1.60.0070.13312.25
5.1.50.0100.13012.25
5.1.40.0000.08312.25
5.1.30.0030.14012.28
5.1.20.0030.08312.29
5.1.10.0130.11312.25
5.1.00.0030.08312.25
5.0.50.0000.09312.25
5.0.40.0030.13312.25
5.0.30.0000.15712.25
5.0.20.0030.14712.25
5.0.10.0030.08712.25
5.0.00.0170.15312.25
4.4.90.0070.11712.25
4.4.80.0030.12712.25
4.4.70.0030.15712.25
4.4.60.0070.13312.25
4.4.50.0030.13712.25
4.4.40.0070.15712.25
4.4.30.0100.17312.25
4.4.20.0070.17012.25
4.4.10.0030.10712.25
4.4.00.0070.16012.25
4.3.110.0070.16012.25
4.3.100.0000.11712.25
4.3.90.0070.14312.25
4.3.80.0030.12312.25
4.3.70.0000.15012.25
4.3.60.0130.14712.25
4.3.50.0000.17312.25
4.3.40.0000.13312.25
4.3.30.0030.15312.25
4.3.20.0100.16312.25
4.3.10.0030.10712.25
4.3.00.0000.10012.25

preferences:
32.84 ms | 400 KiB | 5 Q