February 12, 2011 
Definition:
function get_comment_excerpt( $comment_ID = 0 ) {}
Retrieve the excerpt of the current comment.
Will cut each word and only output the first 20 words with ‘…’ at the end. If the word count is less than 20, then no truncating is done and no ‘…’ will appear.
Parameters
- int $comment_ID: The ID of the comment for which to get the excerpt. Optional.
Return values
returns:The maybe truncated comment with 20 words or less
Defined filters
- get_comment_excerpt
apply_filters('get_comment_excerpt', $excerpt)
Source code
function get_comment_excerpt( $comment_ID = 0 ) {
$comment = get_comment( $comment_ID );
$comment_text = strip_tags($comment->comment_content);
$blah = explode(' ', $comment_text);
if (count($blah) > 20) {
$k = 20;
$use_dotdotdot = 1;
} else {
$k = count($blah);
$use_dotdotdot = 0;
}
$excerpt = '';
for ($i=0; $i<$k; $i++) {
$excerpt .= $blah[$i] . ' ';
}
$excerpt .= ($use_dotdotdot) ? '...' : '';
return apply_filters('get_comment_excerpt', $excerpt);
}
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