Shulou(Shulou.com)06/03 Report--

This article is to share with you the content of a sample analysis of a shell script for numerical operations. The editor thinks it is very practical, so share it with you as a reference and follow the editor to have a look.

This shell case is relatively simple, but it has its own characteristics.

#! / bin/sh# scriptbc-Wrapper for 'bc' that returns the result of a calculation.if [$1 = "- p"]; then precision=$2 shift 2else precision=2 # defaultfibc-Q

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