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Use A Tab In Echo
To use tabs, returns, and other formatting characters when using the <i>echo</i> command, specify the <i><b>-e</b><i> option:
echo -e "test \t\t This text is tabbed twice."
<a href="http://www.linuxquestions.org/questions/linux-newbie-8/tab-in-bash-script-242400/">Reference</a>
