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read without -r will mangle backslashes. Use "$@" (with quotes) to prevent whitespace problems. Quote the grep pattern so the shell won't interpret it. Consider using grep -c instead of grep|wc -l. Double quote array expansions to avoid re-splitting elements.
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readwithout-rwill mangle backslashes.Use
"$@"(with quotes) to prevent whitespace problems.Quote the
greppattern so the shell won't interpret it.Consider using
grep -cinstead ofgrep|wc -l.Double quote array expansions to avoid re-splitting elements.
This change is