Display message on screen, writes each given STRING to standard
output, with a space between each and a newline after the last one.
SYNTAX echo [OPTION]... [STRING]... OPTIONS `-n' Do not output the trailing newline. `-E' Disable the interpretation of the following backslash-escaped characters `-e' Enable interpretation of the following backslash-escaped characters in each STRING: `\a' alert (bell) `\b' backspace `\c' suppress trailing newline `\e' escape
`\f' form feed `\n' new line `\r' carriage return `\t' horizontal tab `\v' vertical tab `\\' backslash `\NNN' the character whose ASCII code is NNN (octal); if NNN is not a valid octal number, it is printed literally. `\xnnn'
the character whose ASCII code is the hexadecimal value
nnn (one to three digits)
echo is a BASH built-in command
head - Output the first part of file(s)
less - Display output one screen at a time
more - Display output one screen at a time
pg - Display one page at a time
tee - Redirect output to multiple files