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filter is not described

comment_excerpt_length filter-hook . WP 4.4.0

Filters the maximum number of words used in the comment excerpt.

Usage

add_filter( 'comment_excerpt_length', 'filter_function_name_3892' );
function filter_function_name_3892( $comment_excerpt_length ){
	// filter...

	return $comment_excerpt_length;
}
$comment_excerpt_length(int)
The amount of words you want to display in the comment excerpt.

Changelog

Since 4.4.0 Introduced.

Where the hook is called

get_comment_excerpt()
comment_excerpt_length
wp-includes/comment-template.php 610
$comment_excerpt_length = apply_filters( 'comment_excerpt_length', $comment_excerpt_length );

Where in WP core the hook is used

Usage not found!