Created
June 19, 2013 06:12
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remove extra whitespaces
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| #!/bin/bash | |
| # removes all "extra" whitespace (leaves normal spaces) | |
| cat "web.txt" | awk '{$1=$1}1' | |
| # removes only leading and trailing whitespace | |
| cat "web.txt" | awk '{gsub(/^ +| +$/,"")}1' | |
| # this perl command should do the same thing | |
| cat "web.txt" | perl -lape 's/^\s+|\s+$//g' |
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