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40 lines
1.0 KiB
Plaintext
40 lines
1.0 KiB
Plaintext
\section echo echo - display a line of text
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\subsection echo-synopsis Synopsis
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<tt>echo [STRING]</tt>
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\subsection echo-description Description
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\c echo displays a string of text.
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The following options are available:
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- \c -n, \c Do not output a newline
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- \c -s, \c Do not separate arguments with spaces
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- \c -E, \c Disable interpretation of backslash escapes (default)
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- \c -e, \c Enable interpretation of backslash escapes
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- \c -h, \c --help Display this help
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\subsection echo-escapes Escape Sequences
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If \c -e is used, the following sequences are recognized:
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- \c \\\\ \c backslash
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- \\a alert (BEL)
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- \\b backspace
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- \\c produce no further output
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- \\e escape
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- \\f form feed
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- \\n new line
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- \\r carriage return
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- \\t horizontal tab
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- \\v vertical tab
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- \\0NNN byte with octal value NNN (1 to 3 digits)
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- \\xHH byte with hexadecimal value HH (1 to 2 digits)
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\subsection echo-example Example
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<tt>echo 'Hello World'</tt> Print hello world to stdout
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<tt>echo -e 'Top\\nBottom'</tt> Print Top and Bottom on separate lines, using an escape sequence
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