3v4l.org

run code in 300+ PHP versions simultaneously
<?php $var=md5(uniqid(rand(), true)); echo $var;

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)
7.2.00.0030.00919.09
7.1.70.0000.01217.13
7.1.60.0060.01219.40
7.1.50.0130.01316.47
7.1.00.0030.08322.43
7.0.200.0000.01016.52
7.0.140.0030.07322.04
7.0.60.0100.08020.04
7.0.50.0070.03717.76
7.0.40.0200.07319.98
7.0.30.0300.06320.21
7.0.20.0200.08720.17
7.0.10.0130.08020.16
7.0.00.0100.07020.17
5.6.280.0070.06720.86
5.6.210.0100.08320.76
5.6.200.0100.07718.23
5.6.190.0030.09020.53
5.6.180.0230.06020.56
5.6.170.0200.08720.51
5.6.160.0100.08320.46
5.6.150.0130.07318.11
5.6.140.0070.07718.08
5.6.130.0100.07718.20
5.6.120.0070.07021.00
5.6.110.0030.08321.07
5.6.100.0100.05720.98
5.6.90.0070.05720.98
5.6.80.0130.07320.40
5.5.350.0230.06720.39
5.5.340.0030.08018.02
5.5.330.0070.04020.40
5.5.320.0230.03720.51
5.5.310.0300.08320.21
5.5.300.0030.08018.02
5.5.290.0030.04018.00
5.5.280.0030.07020.88
5.5.270.0030.04320.75
5.5.260.0100.08020.75
5.5.250.0130.07720.61
5.5.240.0030.08020.14
5.4.450.0870.05719.14
5.4.440.0600.06319.13
5.4.430.0630.06019.23
5.4.420.0630.05019.26
5.4.410.0070.05718.96
5.4.400.1330.06318.65
5.4.390.1100.05018.68
5.4.380.0100.05318.62
5.4.370.0100.03718.64
5.4.360.0100.04318.66
5.4.350.0060.04211.97
5.4.340.0040.04111.97
5.4.320.0040.03812.46
5.4.310.0050.04012.45
5.4.300.0090.03312.45
5.4.290.0030.04112.45
5.4.280.0080.03312.35
5.4.270.0100.03112.35
5.4.260.0050.03812.35
5.4.250.0070.03812.35
5.4.240.0050.03712.35
5.4.230.0060.03812.34
5.4.220.0040.03812.34
5.4.210.0050.03712.34
5.4.200.0060.03912.34
5.4.190.0060.03712.34
5.4.180.0070.03512.34
5.4.170.0090.03312.35
5.4.160.0070.03712.34
5.4.150.0060.03712.34
5.4.140.0060.03712.02
5.4.130.0040.03712.02
5.4.120.0050.03611.97
5.4.110.0060.03611.96
5.4.100.0090.04411.97
5.4.90.0080.05011.96
5.4.80.0090.04711.96
5.4.70.0100.04611.96
5.4.60.0060.04811.96
5.4.50.0090.04611.96
5.4.40.0050.04911.95
5.4.30.0070.04611.95
5.4.20.0070.04211.95
5.4.10.0060.03411.95
5.4.00.0060.03811.45
5.3.290.0100.03612.80
5.3.280.0050.03812.71
5.3.270.0050.03912.72
5.3.260.0050.04012.72
5.3.250.0090.03312.72
5.3.240.0030.03912.71
5.3.230.0080.03512.71
5.3.220.0050.03912.68
5.3.210.0060.03912.68
5.3.200.0050.03812.68
5.3.190.0070.03712.68
5.3.180.0070.03612.67
5.3.170.0050.03712.67
5.3.160.0080.03612.68
5.3.150.0070.03612.68
5.3.140.0050.03712.66
5.3.130.0120.03712.66
5.3.120.0090.03512.66
5.3.110.0030.04112.66
5.3.100.0070.03512.12
5.3.90.0070.03412.08
5.3.80.0060.03512.07
5.3.70.0080.03412.07
5.3.60.0080.03312.06
5.3.50.0080.03612.00
5.3.40.0050.03912.00
5.3.30.0030.03811.95
5.3.20.0030.03911.72
5.3.10.0080.03211.70
5.3.00.0070.04011.68
5.2.170.0070.0329.18
5.2.160.0070.0289.19
5.2.150.0050.0309.19
5.2.140.0040.0319.18
5.2.130.0060.0279.14
5.2.120.0070.0269.14
5.2.110.0060.0369.14
5.2.100.0070.0309.14
5.2.90.0030.0319.14
5.2.80.0020.0329.14
5.2.70.0030.0319.14
5.2.60.0050.0319.09
5.2.50.0010.0349.06
5.2.40.0070.0279.04
5.2.30.0070.0309.02
5.2.20.0040.0309.03
5.2.10.0040.0338.93
5.2.00.0030.0398.79
5.1.60.0050.0308.08
5.1.50.0040.0258.07
5.1.40.0050.0248.05
5.1.30.0030.0288.41
5.1.20.0080.0278.43
5.1.10.0050.0268.15
5.1.00.0050.0258.16
5.0.50.0020.0226.63
5.0.40.0060.0186.49
5.0.30.0050.0306.30
5.0.20.0050.0176.27
5.0.10.0030.0226.25
5.0.00.0050.0286.24
4.4.90.0010.0174.78
4.4.80.0050.0144.76
4.4.70.0020.0174.75
4.4.60.0020.0174.76
4.4.50.0040.0144.77
4.4.40.0020.0254.71
4.4.30.0040.0154.76
4.4.20.0020.0164.85
4.4.10.0020.0184.85
4.4.00.0060.0234.76
4.3.110.0060.0184.67
4.3.100.0050.0144.66
4.3.90.0020.0154.64
4.3.80.0040.0254.58
4.3.70.0020.0154.63
4.3.60.0020.0154.63
4.3.50.0010.0174.63
4.3.40.0030.0254.53
4.3.30.0020.0193.31
4.3.20.0040.0193.29
4.3.10.0030.0203.25
4.3.00.0170.0177.14

preferences:
34.74 ms | 401 KiB | 5 Q