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filter is not described

pre_ent2ncr filter-hook . WP 3.3.0

Filters text before named entities are converted into numbered entities.

A non-null string must be returned for the filter to be evaluated.

Usage

add_filter( 'pre_ent2ncr', 'filter_function_name_144', 10, 2 );
function filter_function_name_144( $converted_text, $text ){
	// filter...

	return $converted_text;
}
$converted_text(null)
The text to be converted.
Default: null
$text(string)
The text prior to entity conversion.

Where the hook is called

ent2ncr()
pre_ent2ncr
wp-includes/formatting.php 3424
$filtered = apply_filters( 'pre_ent2ncr', null, $text );

Where the hook is used (in WP core)

Does not used.