Manual Reference Pages - esc (3)
NAME
esc(3f) - [M_BRE] map array(i) into escaped character if appropriate
CONTENTS
Synopsis
Description
Options
Returns
Example
Author
Reference
License
SYNOPSIS
integer function esc (array, i)
integer,intent(in) :: array(*)
DESCRIPTION
To support commonly used non-printable characters escaped strings are
supported. When the ESCAPE character is encountered the following
character is examined. If one of the special characters ESC(3f) will
increment I and return the designated non-printable character. Otherwise
it will return the character as-is.
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o
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convert \n to newline
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o
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convert \t to horizontal tab
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o
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convert \r to carriage return
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o
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convert \b to backspace
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o
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convert \nnn to character represented by octal value
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OPTIONS
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ARRAY |
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array of ADE (ASCII Decimal Equivalent) values terminated by
an EOS (End-Of-String) character representing a string to scan
for escaped characters.
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I |
pointer into ARRAY. It is incremented to the position of the
next character in ARRAY on return.
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RETURNS
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ESC |
The ADE for the substituted character
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EXAMPLE
AUTHOR
John S. Urban
REFERENCE
"Software Tools" by Kernighan and Plauger , 1976
LICENSE
Public Domain
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