add path

Addpath.ps1

function AddPath([string]$x){
    $p = pwd
    $name = "Path"
    sl HKCU:
    $s = Get-ItemProperty "HKCU:Environment" $name
    sl $p
    $s = $s.$name
    Write-Host "path length:" $s.length + $x.length
    if(($s.length -eq 0) -or ($s[-1] -eq ";")){
        $s += $x
        setx $name $s
    }
    else{
        $s += ";" + $x
        setx $name $s
    }
}