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How to remove spaces at end of line linux

Remove space at end of each line file

Use either one of both next commands with sed 's/to_replace/replace/':
sed 's/ *$//' file
sed 's/[[:blank:]]*$//' file

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How to remove spaces at end of line linux

//Use this
sed -e '/[[:space:]]\+$/s///' fileName.txt > FileName.temp 
//The temp file will allow you to check for spaces

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