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gettin a number and comparing if found shld replace with new record

hai all,
i am able to get only single char from a ordinary text file but i want to get each first coloumn compare with given number if matching should be able to replace the entire record or row . how to use the buffer?. Please help me got to finish my project within two days.
Aug 8 '08 #1
1 1068
weaknessforcats
9,208 Expert Mod 8TB
What is the format of the data in the text file?

Also, post the section of code where you read the file.

Finally, explain more fully what you are trying to do.
Aug 8 '08 #2

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