06-02-2007
Your use of quotes in the sed expression is incorrect. Remove the inner double quotes and replace the outer single quotes with double quotes.
Expansion of variables does not happen inside single quotes, the method you have used works because the variables are not quoted at all now.
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LEARN ABOUT PHP
htmlspecialchars_decode
HTMLSPECIALCHARS_DECODE(3) 1 HTMLSPECIALCHARS_DECODE(3)
htmlspecialchars_decode - Convert special HTML entities back to characters
SYNOPSIS
string htmlspecialchars_decode (string $string, [int $flags = ENT_COMPAT | ENT_HTML401])
DESCRIPTION
This function is the opposite of htmlspecialchars(3). It converts special HTML entities back to characters.
The converted entities are: &, " (when ENT_NOQUOTES is not set), ' (when ENT_QUOTES is set), < and >.
PARAMETERS
o $string
- The string to decode.
o $flags
- A bitmask of one or more of the following flags, which specify how to handle quotes and which document type to use. The default
is ENT_COMPAT | ENT_HTML401.
Available $flags constants
+--------------+---------------------------------------------------+
|Constant Name | |
| | |
| | Description |
| | |
+--------------+---------------------------------------------------+
| | |
| ENT_COMPAT | |
| | |
| | Will convert double-quotes and leave single- |
| | quotes alone. |
| | |
| | |
| ENT_QUOTES | |
| | |
| | Will convert both double and single quotes. |
| | |
| | |
|ENT_NOQUOTES | |
| | |
| | Will leave both double and single quotes uncon- |
| | verted. |
| | |
| | |
| ENT_HTML401 | |
| | |
| | Handle code as HTML 4.01. |
| | |
| | |
| ENT_XML1 | |
| | |
| | Handle code as XML 1. |
| | |
| | |
| ENT_XHTML | |
| | |
| | Handle code as XHTML. |
| | |
| | |
| ENT_HTML5 | |
| | |
| | Handle code as HTML 5. |
| | |
+--------------+---------------------------------------------------+
RETURN VALUES
Returns the decoded string.
CHANGELOG
+--------+---------------------------------------------------+
|Version | |
| | |
| | Description |
| | |
+--------+---------------------------------------------------+
| 5.4.0 | |
| | |
| | The constants ENT_HTML401, ENT_XML1, ENT_XHTML |
| | and ENT_HTML5 were added. |
| | |
+--------+---------------------------------------------------+
EXAMPLES
Example #1
A htmlspecialchars_decode(3) example
<?php
$str = "<p>this -> "</p>
";
echo htmlspecialchars_decode($str);
// note that here the quotes aren't converted
echo htmlspecialchars_decode($str, ENT_NOQUOTES);
?>
The above example will output:
<p>this -> "</p>
<p>this -> "</p>
SEE ALSO
htmlspecialchars(3), html_entity_decode(3), get_html_translation_table(3).
PHP Documentation Group HTMLSPECIALCHARS_DECODE(3)