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03-17-2008
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add text in the middle of file
Can anyone help me pls? I want to add a text into the middle of file.
I've writtenthe following script text to add="$1" file="$2" lines=$(wc -l $2) half_lines=$(expr $lines / 2) head -$half_lines $2 > temp echo "text to add" >> temp ((half_lines=$half_lines + 1)) tail -$half_lines $2 >> temp mv temp $2 it gives me `expr : syntax error Can someone tell me what i did wrong. Was i not to use expr command? |
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