下面是在 Windows 的範例:
    set backupfile $env(HOME)
    append backupfile "\\My Documents"
    append backupfile "\\Homepage-"
    append backupfile [clock format [clock seconds] -format %Y%m%d]
    append backupfile ".7z"
    set backupdir $env(HOME)
    append backupdir "\\My Documents"
    append backupdir "\\public_html"
    set fileExist [file exists $backupfile]
    if {$fileExist > 0} {
        puts "Now try to remove old backup file."
        file delete $backupfile
    }
    set var [list 7z -ppassword a $backupfile $backupdir]
    exec {*}$var
這樣子做就可以建立一個有設密碼的 7zip 檔。
 
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