Shell Tips

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help tips

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#!/bin/bash

help(){
cat << HELP
usage: dd ddk 
example: 'wowo wowo'
HELP
exit 0
}

if [[ $1 == "" || $1 == "-h" ]]; then
    echo 'what?'
    help
fi

if [[ $1 != "" ]]; then
    echo $1
fi

echo -e "\033]0;$1\007"

read from terminal

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echo input your name:
read name
echo your name is ${name}