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#!/usr/bin/env bash
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# vim:ts=4:sts=4:sw=4:et
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#
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# Author: Hari Sekhon
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# Date: 2016-08-01 17:53:24 +0100 (Mon, 01 Aug 2016)
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#
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# https://github.com/harisekhon/bash-tools
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#
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# License: see accompanying Hari Sekhon LICENSE file
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#
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# If you're using my code you're welcome to connect with me on LinkedIn and optionally send me feedback to help steer this or other code I publish
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#
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# https://www.linkedin.com/in/harisekhon
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#
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set -eu
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[ -n "${DEBUG:-}" ] && set -x
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if [ -z "$*" ]; then
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echo "usage: ${0##*/} arg1 arg2 arg3 ..."
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exit 1
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fi
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i=0
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for x in "$@"; do
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a[$i]="$x"
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((i + 1))
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done
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num=${#@}
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selected=$((RANDOM % num))
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echo "${a[$selected]}"
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