What are Regular Expressions in AWK?
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What is the use of numeric function atan2?
What is the use of string function sub(regex,replacement)?
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Write a command to print the line number before each line?
What is the use of CONVFMT?
What are Regular Expressions in AWK?
What is the use of sequence <Any other character> ?
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What is the use of string function asort(string,[d])?
What are Assignment Operators?
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What are AWK Built-in Variables?