3v4l.org

run code in 300+ PHP versions simultaneously
<?php function sign_imei($str) { // sha1_64bitInt $u = unpack('N2', sha1($str, true)); $u2 = ($u[1] << 32) | $u[2]; return $u2 & 0x7fffffffffffffff; } echo sign_imei('11122223333')

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)
5.4.320.0080.03412.52
5.4.310.0050.03812.52
5.4.300.0080.03412.52
5.4.290.0070.04012.51
5.4.280.0060.04712.41
5.4.270.0090.03512.41
5.4.260.0050.03912.41
5.4.250.0070.03712.41
5.4.240.0090.03212.41
5.4.230.0040.03912.39
5.4.220.0070.03412.40
5.4.210.0080.03212.41
5.4.200.0060.03712.40
5.4.190.0080.03412.40
5.4.180.0060.03612.40
5.4.170.0050.04012.41
5.4.160.0050.03612.40
5.4.150.0050.03612.40
5.4.140.0050.03712.09
5.4.130.0050.03612.07
5.4.120.0080.03212.04
5.4.110.0050.03512.03
5.4.100.0080.03312.03
5.4.90.0070.03512.03
5.4.80.0030.04012.03
5.4.70.0130.02712.03
5.4.60.0060.03412.02
5.4.50.0060.03512.03
5.4.40.0100.03412.02
5.4.30.0010.03912.02
5.4.20.0030.03712.00
5.4.10.0070.04212.01
5.4.00.0090.04811.51
5.3.290.0080.04612.80
5.3.280.0060.04512.71
5.3.270.0100.03412.72
5.3.260.0070.04012.72
5.3.250.0080.03512.72
5.3.240.0070.03512.72
5.3.230.0070.03612.71
5.3.220.0060.03612.68
5.3.210.0040.04112.68
5.3.200.0040.03812.68
5.3.190.0050.03812.68
5.3.180.0040.03812.67
5.3.170.0100.03212.66
5.3.160.0050.03712.67
5.3.150.0040.03912.67
5.3.140.0050.03612.66
5.3.130.0040.04212.66
5.3.120.0060.03812.66
5.3.110.0120.04112.66
5.3.100.0040.05112.12
5.3.90.0070.03612.10
5.3.80.0060.03612.10
5.3.70.0040.05212.10
5.3.60.0080.04012.08
5.3.50.0060.04412.02
5.3.40.0060.05112.02
5.3.30.0090.04911.98
5.3.20.0050.05011.77
5.3.10.0070.05011.73
5.3.00.0090.04911.72
5.2.170.0060.0439.21
5.2.160.0070.0409.21
5.2.150.0050.0449.21
5.2.140.0070.0409.21
5.2.130.0040.0299.18
5.2.120.0030.0309.18
5.2.110.0040.0319.18
5.2.100.0080.0399.18
5.2.90.0050.0439.18
5.2.80.0070.0429.18
5.2.70.0060.0399.18
5.2.60.0080.0279.13
5.2.50.0070.0279.09
5.2.40.0050.0289.08
5.2.30.0070.0299.05
5.2.20.0060.0269.04
5.2.10.0070.0258.95
5.2.00.0050.0288.80
5.1.60.0040.0308.09
5.1.50.0050.0268.09
5.1.40.0060.0288.07
5.1.30.0050.0258.42
5.1.20.0040.0278.43
5.1.10.0040.0268.16
5.1.00.0030.0268.16
5.0.50.0030.0216.64
5.0.40.0030.0196.50
5.0.30.0030.0316.31
5.0.20.0050.0176.28
5.0.10.0040.0196.26
5.0.00.0020.0326.25
4.4.90.0010.0174.78
4.4.80.0020.0154.75
4.4.70.0050.0134.76
4.4.60.0010.0174.76
4.4.50.0020.0164.77
4.4.40.0040.0244.71
4.4.30.0060.0124.76
4.4.20.0020.0164.84
4.4.10.0020.0164.85
4.4.00.0020.0254.76
4.3.110.0040.0144.67
4.3.100.0040.0134.66
4.3.90.0010.0154.64
4.3.80.0000.0264.58
4.3.70.0050.0124.63
4.3.60.0020.0154.63
4.3.50.0030.0154.63
4.3.40.0020.0244.54
4.3.30.0010.0173.30
4.3.20.0050.0133.29
4.3.10.0010.0173.24
4.3.00.0030.01015.62

preferences:
138.4 ms | 1394 KiB | 7 Q