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Top Forums Shell Programming and Scripting Extract count of string in all files and display on date wise Post 302959967 by drl on Sunday 8th of November 2015 04:52:24 PM
Old 11-08-2015
Hi.

Arithmetic expressions work that way:
Code:
Within an expression,
       shell variables may also be referenced by name without using the
       parameter expansion syntax.

-- man bash, ARITHMETIC EVALUATION

Best wishes ... cheers, drl
This User Gave Thanks to drl For This Post:
 

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