Section: A collection of standard strin (3stap)
Updated: October 2015
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function::text_strn - Escape any non-printable chars in a string
the string to escape
maximum length of string to return (0 implies MAXSTRINGLEN)
put double quotes around the string. If input string is truncated it will have
after the second quote
This function accepts a string of designated length, and any ASCII characters that are not printable are replaced by the corresponding escape sequence in the returned string.
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Time: 13:25:45 GMT, October 09, 2015