3v4l.org

run code in 300+ PHP versions simultaneously
<?php echo substr(sha1(rand()), 0, $20)

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)
5.4.340.0040.03712.01
5.4.320.0030.03912.49
5.4.310.0080.03712.49
5.4.300.0020.04112.50
5.4.290.0000.04412.49
5.4.280.0030.03912.39
5.4.270.0070.03512.39
5.4.260.0060.03912.39
5.4.250.0080.03712.39
5.4.240.0070.04212.39
5.4.230.0060.04412.38
5.4.220.0040.04112.38
5.4.210.0050.03712.38
5.4.200.0100.03612.38
5.4.190.0090.03312.38
5.4.180.0050.03712.38
5.4.170.0060.04312.39
5.4.160.0080.03412.38
5.4.150.0100.03612.38
5.4.140.0040.03912.07
5.4.130.0060.03512.05
5.4.120.0100.03112.02
5.4.110.0070.03712.01
5.4.100.0060.03612.01
5.4.90.0050.03912.01
5.4.80.0030.03912.01
5.4.70.0090.03112.01
5.4.60.0080.03312.00
5.4.50.0060.03812.00
5.4.40.0070.03411.99
5.4.30.0070.03411.99
5.4.20.0070.03911.99
5.4.10.0060.03711.99
5.4.00.0040.03811.49
5.3.290.0080.04212.80
5.3.280.0070.03612.71
5.3.270.0070.04312.73
5.3.260.0110.03912.72
5.3.250.0070.03912.72
5.3.240.0070.04312.72
5.3.230.0080.04812.71
5.3.220.0060.03712.68
5.3.210.0100.03512.68
5.3.200.0040.04212.68
5.3.190.0050.03912.68
5.3.180.0090.03712.67
5.3.170.0080.03512.67
5.3.160.0090.03412.67
5.3.150.0080.03512.67
5.3.140.0040.04012.66
5.3.130.0060.04112.66
5.3.120.0020.04612.66
5.3.110.0120.04212.66
5.3.100.0090.04412.12
5.3.90.0070.03612.09
5.3.80.0050.03712.07
5.3.70.0060.04612.07
5.3.60.0070.03512.07
5.3.50.0050.04012.00
5.3.40.0060.04012.00
5.3.30.0070.03711.95
5.3.20.0060.03911.73
5.3.10.0030.04111.70
5.3.00.0070.03511.68
5.2.170.0050.0319.18
5.2.160.0060.0299.18
5.2.150.0070.0359.18
5.2.140.0040.0329.18
5.2.130.0050.0349.14
5.2.120.0100.0309.14
5.2.110.0070.0379.15
5.2.100.0060.0389.14
5.2.90.0050.0339.14
5.2.80.0050.0309.14
5.2.70.0050.0299.14
5.2.60.0040.0369.09
5.2.50.0090.0339.06
5.2.40.0050.0359.04
5.2.30.0040.0359.01
5.2.20.0030.0309.00
5.2.10.0050.0298.92
5.2.00.0010.0338.79
5.1.60.0020.0268.07
5.1.50.0080.0218.07
5.1.40.0070.0268.05
5.1.30.0100.0408.39
5.1.20.0070.0278.42
5.1.10.0020.0288.14
5.1.00.0050.0278.14
5.0.50.0050.0236.62
5.0.40.0070.0216.48
5.0.30.0050.0326.29
5.0.20.0020.0206.26
5.0.10.0060.0236.24
5.0.00.0050.0296.23
4.4.90.0040.0144.78
4.4.80.0050.0134.76
4.4.70.0020.0164.76
4.4.60.0040.0144.76
4.4.50.0020.0164.77
4.4.40.0040.0254.71
4.4.30.0040.0164.76
4.4.20.0010.0174.84
4.4.10.0040.0154.85
4.4.00.0040.0244.75
4.3.110.0030.0154.67
4.3.100.0030.0164.67
4.3.90.0040.0144.63
4.3.80.0040.0264.58
4.3.70.0070.0224.63
4.3.60.0030.0214.62
4.3.50.0040.0184.63
4.3.40.0020.0294.54
4.3.30.0000.0183.29
4.3.20.0040.0143.27
4.3.10.0030.0163.22
4.3.00.0030.0236.77

preferences:
144.03 ms | 1386 KiB | 7 Q