CodeSnippet/shell/demo.sh

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#!/bin/sh
SCRIPT_DIR=$( cd -- "$( dirname -- "${BASH_SOURCE[0]}" )" &> /dev/null && pwd )
DIR="$( cd "$( dirname "$0" )" && pwd )"
CURRENT_DIR=`pwd`
echo "script dir $SCRIPT_DIR"
echo "dir $DIR"
echo "CURRENT_DIR $CURRENT_DIR"
cd $DIR
echo "CURRENT_DIR `pwd`"
echo "parameter $#"
echo "$1"
if [ $# = 1 ];then
DATE=$1
else
DATE=`date +%Y-%m-%d-%H-%M-%S`
fi
echo $DATE