3v4l.org

run code in 300+ PHP versions simultaneously
<?php echo uniqid('foo', true); echo PHP_EOL; echo uniqid('foo', true); exit;

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)
7.4.00.0060.00914.61
7.3.120.0070.01014.74
7.3.110.0090.00914.56
7.3.100.0060.01214.80
7.3.90.0000.01214.46
7.3.80.0120.00314.73
7.3.70.0000.01314.37
7.3.60.0070.00314.71
7.3.50.0120.00314.78
7.3.40.0080.00314.40
7.3.30.0080.00414.72
7.3.20.0070.00716.69
7.3.10.0040.01216.58
7.3.00.0070.00716.70
7.2.250.0060.00914.92
7.2.240.0070.01114.93
7.2.230.0040.01114.98
7.2.220.0040.00715.07
7.2.210.0100.00314.90
7.2.200.0040.01115.10
7.2.190.0070.00415.00
7.2.180.0030.01314.82
7.2.170.0030.00814.67
7.2.00.0040.01718.75
7.1.330.0040.01415.82
7.1.320.0000.01415.53
7.1.310.0030.00715.88
7.1.300.0000.01515.70
7.1.290.0130.00315.59
7.1.280.0030.01015.39
7.1.270.0100.00315.61
7.1.260.0120.00315.67
7.1.70.0040.01117.03
7.1.60.0110.01419.17
7.1.50.0040.01116.76
7.1.00.0000.03722.57
7.0.200.0080.00316.40
7.0.140.0000.07322.08
7.0.100.0130.08019.99
7.0.90.0100.06319.99
7.0.80.0130.06719.89
7.0.70.0100.08019.90
7.0.60.0130.07720.07
7.0.50.0070.08720.19
7.0.40.0000.09720.17
7.0.30.0170.07320.14
7.0.20.0070.07320.10
7.0.10.0000.04720.12
7.0.00.0170.06720.17
5.6.280.0000.07720.77
5.6.250.0130.07320.74
5.6.240.0030.08720.56
5.6.230.0000.08320.50
5.6.220.0030.07020.57
5.6.210.0100.07720.66
5.6.200.0000.09021.03
5.6.190.0170.06321.08
5.6.180.0000.06021.16
5.6.170.0130.07321.03
5.6.160.0130.08021.00
5.6.150.0070.07721.06
5.6.140.0070.08021.01
5.6.130.0170.08021.03
5.6.120.0200.07021.00
5.6.110.0170.08021.02
5.6.100.0030.09021.06
5.6.90.0070.08721.08
5.6.80.0170.07020.51
5.6.70.0100.08320.33
5.6.60.0100.07720.34
5.6.50.0030.07320.39
5.6.40.0070.04020.41
5.6.30.0070.07320.46
5.6.20.0100.07720.51
5.6.10.0100.07720.28
5.6.00.0030.08320.35
5.5.380.0170.07020.34
5.5.370.0070.08020.41
5.5.360.0100.07720.34
5.5.350.0130.06020.36
5.5.340.0170.07720.91
5.5.330.0130.08020.64
5.5.320.0170.07320.85
5.5.310.0200.07020.88
5.5.300.0200.07720.85
5.5.290.0130.09020.63
5.5.280.0000.09020.88
5.5.270.0130.07320.62
5.5.260.0200.06020.89
5.5.250.0170.07720.73
5.5.240.0100.07020.30
5.5.230.0130.07020.25
5.5.220.0130.06720.12
5.5.210.0130.06720.25
5.5.200.0030.08320.15
5.5.190.0100.07320.14
5.5.180.0130.07720.24
5.5.160.0030.08319.98
5.5.150.0070.07720.23
5.5.140.0100.07720.14
5.5.130.0030.04320.21
5.5.120.0100.07020.14
5.5.110.0100.07320.22
5.5.100.0030.08019.95
5.5.90.0170.06720.14
5.5.80.0070.08020.14
5.5.70.0070.04320.05
5.5.60.0100.07020.05
5.5.50.0030.07320.04
5.5.40.0070.06720.04
5.5.30.0100.03320.13
5.5.20.0130.06020.04
5.5.10.0000.04320.09
5.5.00.0000.04319.99
5.4.450.0130.07719.30
5.4.440.0070.07319.39
5.4.430.0070.07719.28
5.4.420.0100.05719.44
5.4.410.0100.07719.14
5.4.400.0070.08018.79
5.4.390.0100.06719.12
5.4.380.0070.06719.07
5.4.370.0130.07319.11
5.4.360.0070.07719.10
5.4.350.0070.06018.79
5.4.340.0100.07718.95
5.4.320.0030.08319.05
5.4.310.0070.06718.90
5.4.300.0070.08019.11
5.4.290.0070.08018.81
5.4.280.0130.07019.14
5.4.270.0070.07319.12
5.4.260.0100.06719.11
5.4.250.0130.07018.97
5.4.240.0100.07718.89
5.4.230.0100.07319.02
5.4.220.0030.07018.95
5.4.210.0030.04319.21
5.4.200.0070.03718.97
5.4.190.0030.05018.90
5.4.180.0000.04318.80
5.4.170.0070.03718.77
5.4.160.0070.03718.92
5.4.150.0000.04319.04
5.4.140.0000.04016.30
5.4.130.0100.03716.28
5.4.120.0030.04316.21
5.4.110.0030.04016.30
5.4.100.0030.03716.43
5.4.90.0030.05016.36
5.4.80.0030.04716.39
5.4.70.0000.05016.19
5.4.60.0030.03716.19
5.4.50.0030.03716.21
5.4.40.0030.04016.25
5.4.30.0030.03716.23
5.4.20.0030.07016.26
5.4.10.0100.04316.32
5.4.00.0030.04015.76
5.3.290.0070.07015.70
5.3.280.0070.07715.70
5.3.270.0030.04315.70
5.3.260.0030.03715.70
5.3.250.0070.03715.70
5.3.240.0070.04315.70
5.3.230.0000.05015.70
5.3.220.0100.07015.70
5.3.210.0070.04015.70
5.3.200.0000.04315.70
5.3.190.0130.03015.70
5.3.180.0070.03315.70
5.3.170.0100.03715.70
5.3.160.0030.03715.70
5.3.150.0030.03715.70
5.3.140.0030.05315.70
5.3.130.0070.03315.70
5.3.120.0070.06715.70
5.3.110.0100.03715.70
5.3.100.0000.07715.70
5.3.90.0070.03715.70
5.3.80.0100.03015.70
5.3.70.0030.03715.70
5.3.60.0030.03715.70
5.3.50.0000.04015.70
5.3.40.0000.04315.70
5.3.30.0070.03315.70
5.3.20.0100.04015.70
5.3.10.0000.03715.70
5.3.00.0030.07315.70
5.2.170.0100.03315.70
5.2.160.0030.02715.70
5.2.150.0000.03315.70
5.2.140.0000.03315.70
5.2.130.0030.03015.70
5.2.120.0030.03715.70
5.2.110.0070.04015.70
5.2.100.0100.05315.70
5.2.90.0030.06315.70
5.2.80.0070.06015.70
5.2.70.0070.05715.70
5.2.60.0030.06315.70
5.2.50.0030.06315.70
5.2.40.0100.06315.70
5.2.30.0030.06015.70
5.2.20.0030.06015.70
5.2.10.0070.05715.70
5.2.00.0000.06715.70
5.1.60.0130.04715.70
5.1.50.0030.05015.70
5.1.40.0130.04015.70
5.1.30.0030.06015.70
5.1.20.0100.05315.70
5.1.10.0100.05015.70
5.1.00.0070.05315.70
5.0.50.0070.04315.70
5.0.40.0000.04715.70
5.0.30.0030.06715.70
5.0.20.0030.03315.70
5.0.10.0000.04315.70
5.0.00.0070.04315.70
4.4.90.0030.03015.70
4.4.80.0000.03715.70
4.4.70.0000.03715.70
4.4.60.0000.04015.70
4.4.50.0030.03715.70
4.4.40.0000.04015.70
4.4.30.0100.03015.70
4.4.20.0070.03015.70
4.4.10.0030.03715.70
4.4.00.0000.05715.70
4.3.110.0030.03715.70
4.3.100.0000.03315.70
4.3.90.0030.03315.70
4.3.80.0070.04715.70
4.3.70.0030.03315.70
4.3.60.0030.03315.70
4.3.50.0000.03315.70
4.3.40.0000.05315.70
4.3.30.0070.03015.70
4.3.20.0030.03715.70
4.3.10.0100.01715.70
4.3.00.0030.02715.70

preferences:
31.9 ms | 400 KiB | 5 Q