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sorry being dum vino - how do i pass in the pattern file ? Would they below work ?

would grep -f {pattern.file} -E "^" {file.to.search}

So if i wanted to read in the input file (ie file full of patterns) it would be something like this i assume :-

cat input file || grep '^aaaaa' file

What does the ^ do exactly ?

Hi guys,

I need to search for a particular pattern within the first 5 chars of the line. If the pattern is found then output the whole line. Unfortunately grep only searches the whole line

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