Linux provides a printf command through which we can format what we want to output.

New line

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printf '\n'
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Prints a new line

Double quote

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printf '\"\n'    # Follow by a new line, so we can see the double quote clearly.
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Prints a double quote

Backslash

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printf '\\\n'    # Follow by a new line, so we can see the backslash clearly.
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Prints a backslash

Alert bell

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printf '\a'
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Echos a bell sound

Backspace

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printf 'ab\bc\n'    # This removes the character b
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Backspace a character

Escape

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printf 'a\ebc\n'    # This removes the character b
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Backspace a character

Form Feed

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printf 'a\fbc\n'    # This switch the screen to a new page and prints bc follow by a new line.
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Before switching to a new screen page

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After switching to a new screen page

Carriage Return

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printf '\r'    # This presses the enter key
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Presses the enter key

Horizontal Tab

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printf '\t'    # This prints a horizontal tab
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Prints a horizontal tab

Vertical Tab

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printf '\v'    # This prints a vertical tab
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Prints a vertical tab

Octal Value

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printf '\501\502\503\n'    # This prints octal values
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Prints octal values

Hexadecimal Value

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printf '\x41\x42\x43\n'    # This prints hexadecimal values
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Prints hexadecimal values

Unicode Character

Four Digits

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printf '\u0041\u0042\u0043\n'    # This prints four digits unicode characters
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Prints four digits unicode characters

Eight Digits

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printf '\U00000041\U00000042\U00000043\n'    # This prints eight digits unicode characters
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Prints eight digits unicode characters

References PRINTF(1), PRINTF(3), 15.2 printf: Format and print data

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