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The following escape sequences allow special
characters to be put into the source code.
| Escape Sequence |
Name |
Meaning |
\a |
Alert |
Produces an audible or visible alert. |
\b |
Backspace |
Moves the cursor back one position
(non-destructive). |
\f |
Form Feed |
Moves the cursor to the first position of the next
page. |
\n |
New Line |
Moves the cursor to the first position of the next
line. |
\r |
Carriage Return |
Moves the cursor to the first position of the
current line. |
\t |
Horizontal Tab |
Moves the cursor to the next horizontal tabular
position. |
\v |
Vertical Tab |
Moves the cursor to the next vertical tabular
position. |
\' |
|
Produces a single quote. |
\" |
|
Produces a double quote. |
\? |
|
Produces a question mark. |
\\ |
|
Produces a single backslash. |
\0 |
|
Produces a null character. |
\ddd |
|
Defines one character by the octal digits (base-8
number). Multiple characters may be defined in the same
escape sequence, but the value is
implementation-specific (see examples).
|
\xdd |
|
Defines one character by the hexadecimal digit
(base-16 number). |
Examples:
printf("\12");
Produces the decimal character 10 (x0A Hex).
printf("\xFF");
Produces the decimal character -1 or 255 (depending on
sign).
printf("\x123");
Produces a single character (value is undefined). May cause
errors.
printf("\0222");
Produces two characters whose values are
implementation-specific.
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