Saturday, August 1, 2009

echo Command

Use echo command to display text or value of variable.

echo [options] [string, variables...]
Displays text or variables value on screen.
Options
-n Do not output the trailing new line.
-e Enable interpretation of the following backslash escaped characters in the strings:
\a alert (bell)
\b backspace
\c suppress trailing new line
\n new line
\r carriage return
\t horizontal tab
\\ backslash

For e.g. $ echo -e "An apple a day keeps away \a\t\tdoctor\n"

How to display colorful text on screen with bold or blink effects, how to print text on any row, column on screen, click here for more!


How to print or access value of UDV (User defined variables)
Shell Arithmetic
Post a Comment

You might also like :

Related Posts with Thumbnails