Commit 3f6359f3 authored by Dries's avatar Dries
Browse files

- Patch #330040 by earnie: code comment improvements.

parent d31c7751
......@@ -335,7 +335,10 @@ function decode_entities($text, $exclude = array()) {
}
$newtable = array_diff($table, $exclude);
// Use a regexp to select all entities in one pass, to avoid decoding double-escaped entities twice.
// Use a regexp to select all entities in one pass, to avoid decoding
// double-escaped entities twice. The PREG_REPLACE_EVAL modifier 'e' is
// being used to allow for a callback (see
// http://php.net/manual/en/reference.pcre.pattern.modifiers).
return preg_replace('/&(#x?)?([A-Za-z0-9]+);/e', '_decode_entities("$1", "$2", "$0", $newtable, $exclude)', $text);
}
......
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