Saturday, December 6, 2008

Comparing Two Files

''''''''''''''''''''''''Compare both the text files and isolate the differences found in the file1 which are not present in file2''''''''''''''''''''''''''''''''
''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''' in a seperate ouput file.''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''

dim found
set objfso = createobject("scripting.filesystemobject")
set objinputfile2 = objfso.opentextfile ("c:\text2.txt")
set objoutputfile = objfso.createtextfile("c:\output.txt")

do until objinputfile2.atendofstream
found = false
strnextline2 = objinputfile2.readline
set objinputfile1 = objfso.opentextfile ("c:\text1.txt")

do until objinputfile1.atendofstream
strnextline1 = objinputfile1.readline

if (strnextline2 = strnextline1) then
found = true
end if
loop

objinputfile1.close

if (found = false) then
objoutputfile.writeline strnextline2
end if
loop

objinputfile2.close
objoutputfile.close
set objinputfile1 = nothing
set objinputfile2 = nothing
set objoutputfile = nothing

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