Difference between $1, ${1} and $"1" in awk – unix.stackexchange.com

Difference between $1, ${1} and $"1" in awk – unix.stackexchange.com

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While working on a script, the following script gave an error file * | awk '{ ${1}=""; print substr(${0},2) }'; while both of the following scripts ran successfully file * | awk '{ $"1"=""; print ...

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