Grep help in scripting

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Grep help in scripting

Help me with meaning of below grep usages in scripting.

ps -ef | grep $name | grep -v grep | grep -v script.ksh | wc -l
grep -v "grep"
grep -v "scriptname"
grep -v grep

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07-15-2013

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From grep man page:

Code:

-v, --invert-match
       Invert the sense of matching, to select non-matching lines.

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