3v4l.org

run code in 300+ PHP versions simultaneously
<?php $var1=rand(); $var2=uniqid($var1); $var3=uniqid($var1, true); $var4=md5($var2); $var5=md5($var3); $text=<<<EOT $var1 $var2 $var3 $var4 $var5 EOT; echo $text;

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)
7.4.00.0000.01514.70
7.3.120.0060.00614.79
7.3.110.0080.00414.62
7.3.100.0070.00314.63
7.3.90.0070.01014.83
7.3.80.0030.01014.83
7.3.70.0060.00914.53
7.3.60.0030.01214.82
7.3.50.0060.00614.75
7.3.40.0060.00614.53
7.3.30.0090.00614.60
7.3.20.0060.00616.55
7.3.10.0000.01116.61
7.3.00.0040.01116.66
7.2.250.0090.00914.95
7.2.240.0040.01114.81
7.2.230.0030.01414.84
7.2.220.0070.01014.94
7.2.210.0000.01814.63
7.2.200.0030.01314.75
7.2.190.0070.00714.98
7.2.180.0060.00614.78
7.2.170.0120.00614.76
7.2.00.0060.00619.09
7.1.330.0090.00615.51
7.1.320.0060.00315.93
7.1.310.0080.00615.91
7.1.300.0090.00615.84
7.1.290.0060.00815.43
7.1.280.0100.00715.79
7.1.270.0060.00615.39
7.1.260.0070.01015.50
7.1.70.0000.01117.19
7.1.60.0030.01419.40
7.1.50.0160.00617.00
7.1.00.0070.07322.43
7.0.200.0080.00016.75
7.0.140.0000.07721.96
7.0.60.0100.08019.80
7.0.50.0070.04017.84
7.0.40.0070.06720.06
7.0.30.0230.04720.30
7.0.20.0230.06720.16
7.0.10.0070.04020.14
7.0.00.0000.04720.07
5.6.280.0000.07721.12
5.6.210.0070.06020.62
5.6.200.0030.09018.19
5.6.190.0100.08020.44
5.6.180.0370.05020.45
5.6.170.0330.07320.47
5.6.160.0130.06020.52
5.6.150.0170.07018.15
5.6.140.0030.04718.21
5.6.130.0130.06018.17
5.6.120.0030.05320.98
5.6.110.0000.08021.01
5.6.100.0000.04320.88
5.6.90.0030.09320.99
5.6.80.0100.05720.38
5.5.350.0200.07320.43
5.5.340.0070.03718.02
5.5.330.0100.05720.29
5.5.320.0270.05320.27
5.5.310.0230.06720.26
5.5.300.0070.04318.02
5.5.290.0070.09017.92
5.5.280.0130.03720.80
5.5.270.0030.08720.66
5.5.260.0030.08720.86
5.5.250.0070.04020.70
5.5.240.0000.08020.18
5.4.450.0100.05719.47
5.4.440.0700.04319.63
5.4.430.0100.05319.68
5.4.420.0130.07319.68
5.4.410.0130.05018.70
5.4.400.0230.06018.51
5.4.390.0200.06318.49
5.4.380.0070.06318.61
5.4.370.0000.04318.52
5.4.360.0070.04018.70
5.4.350.0080.04111.98
5.4.340.0090.03511.98
5.4.320.0030.04112.46
5.4.310.0080.04012.45
5.4.300.0060.03512.46
5.4.290.0050.04012.45
5.4.280.0100.04212.35
5.4.270.0060.03812.35
5.4.260.0100.03812.36
5.4.250.0040.03912.36
5.4.240.0070.03412.35
5.4.230.0040.03912.34
5.4.220.0080.03412.34
5.4.210.0060.03612.34
5.4.200.0050.03912.35
5.4.190.0060.03712.34
5.4.180.0030.04012.34
5.4.170.0040.04212.36
5.4.160.0100.03512.35
5.4.150.0070.04312.34
5.4.140.0090.03512.03
5.4.130.0050.03612.02
5.4.120.0040.03711.97
5.4.110.0060.03911.97
5.4.100.0070.03611.97
5.4.90.0040.03811.97
5.4.80.0050.04011.97
5.4.70.0070.03511.97
5.4.60.0060.04111.97
5.4.50.0060.03611.97
5.4.40.0070.03311.95
5.4.30.0110.03111.96
5.4.20.0080.03511.95
5.4.10.0060.03511.95
5.4.00.0030.04011.45
5.3.290.0110.03512.80
5.3.280.0050.03912.71
5.3.270.0100.03812.72
5.3.260.0070.03812.72
5.3.250.0100.03412.72
5.3.240.0070.03712.72
5.3.230.0090.03612.71
5.3.220.0050.03812.68
5.3.210.0070.03912.68
5.3.200.0050.03712.68
5.3.190.0070.04512.68
5.3.180.0080.03712.67
5.3.170.0050.03912.67
5.3.160.0050.04012.67
5.3.150.0050.03912.67
5.3.140.0060.03812.66
5.3.130.0050.04212.65
5.3.120.0060.03912.66
5.3.110.0080.03912.66
5.3.100.0050.03812.12
5.3.90.0060.03812.08
5.3.80.0050.03912.07
5.3.70.0050.04012.08
5.3.60.0070.03512.07
5.3.50.0050.03612.00
5.3.40.0030.03912.00
5.3.30.0080.03511.96
5.3.20.0030.03811.73
5.3.10.0070.03411.70
5.3.00.0050.03711.69
5.2.170.0060.0319.19
5.2.160.0050.0299.19
5.2.150.0050.0319.19
5.2.140.0060.0309.19
5.2.130.0090.0329.15
5.2.120.0050.0339.14
5.2.110.0030.0339.15
5.2.100.0100.0249.15
5.2.90.0060.0289.15
5.2.80.0050.0309.15
5.2.70.0050.0309.15
5.2.60.0070.0339.10
5.2.50.0040.0309.07
5.2.40.0040.0299.04
5.2.30.0020.0329.02
5.2.20.0050.0289.03
5.2.10.0030.0328.95
5.2.00.0060.0338.80
5.1.60.0040.0238.09
5.1.50.0020.0278.08
5.1.40.0030.0268.06
5.1.30.0050.0258.42
5.1.20.0030.0338.43
5.1.10.0050.0258.16
5.1.00.0030.0278.16
5.0.50.0040.0236.64
5.0.40.0040.0216.50
5.0.30.0010.0386.31
5.0.20.0030.0266.28
5.0.10.0050.0236.26
5.0.00.0060.0296.25
4.4.90.0030.0154.78
4.4.80.0040.0144.76
4.4.70.0010.0174.75
4.4.60.0020.0174.75
4.4.50.0040.0144.77
4.4.40.0020.0264.71
4.4.30.0030.0164.75
4.4.20.0020.0194.85
4.4.10.0020.0174.85
4.4.00.0050.0254.76
4.3.110.0020.0174.67
4.3.100.0060.0124.67
4.3.90.0030.0154.64
4.3.80.0050.0264.58
4.3.70.0030.0144.63
4.3.60.0040.0134.62
4.3.50.0010.0174.63
4.3.40.0040.0234.54
4.3.30.0030.0153.32
4.3.20.0030.0153.30
4.3.10.0020.0163.26
4.3.00.0000.0236.85

preferences:
36.6 ms | 400 KiB | 5 Q