WordPress get_comments() 是获取文章评论的函数，功能非常强大。
get_comments() 的使用方法：
$lists = get_comments(array(
// 参数设置
));
foreach ($lists as $key => $comment) {
}get_comments() 的参数：
@type string $author_email Comment author email address. Default empty.
@type string $author_url Comment author URL. Default empty.
@type array $author__in Array of author IDs to include comments for. Default empty.
@type array $author__not_in Array of author IDs to exclude comments for. Default empty.
@type array $comment__in Array of comment IDs to include. Default empty.
@type array $comment__not_in Array of comment IDs to exclude. Default empty.
@type bool $count Whether to return a comment count (true) or array of
comment objects (false). Default false.
@type array $date_query Date query clauses to limit comments by. See WP_Date_Query.
Default null.
@type string $fields Comment fields to return. Accepts 'ids' for comment IDs
only or empty for all fields. Default empty.
@type int $ID Currently unused.
@type array $include_unapproved Array of IDs or email addresses of users whose unapproved
comments will be returned by the query regardless of
`$status`. Default empty.
@type int $karma Karma score to retrieve matching comments for.
Default empty.
@type string $meta_key Include comments with a matching comment meta key.
Default empty.
@type string $meta_value Include comments with a matching comment meta value.
Requires `$meta_key` to be set. Default empty.
@type array $meta_query Meta query clauses to limit retrieved comments by.
See WP_Meta_Query. Default empty.
@type int $number Maximum number of comments to retrieve.
Default empty (no limit).
@type int $paged When used with $number, defines the page of results to return.
When used with $offset, $offset takes precedence. Default 1.
@type int $offset Number of comments to offset the query. Used to build
LIMIT clause. Default 0.
@type bool $no_found_rows Whether to disable the `SQL_CALC_FOUND_ROWS` query.
Default: true.
@type string|array $orderby Comment status or array of statuses. To use 'meta_value'
or 'meta_value_num', `$meta_key` must also be defined.
To sort by a specific `$meta_query` clause, use that
clause's array key. Accepts 'comment_agent',
'comment_approved', 'comment_author',
'comment_author_email', 'comment_author_IP',
'comment_author_url', 'comment_content', 'comment_date',
'comment_date_gmt', 'comment_ID', 'comment_karma',
'comment_parent', 'comment_post_ID', 'comment_type',
'user_id', 'comment__in', 'meta_value', 'meta_value_num',
the value of $meta_key, and the array keys of
`$meta_query`. Also accepts false, an empty array, or
'none' to disable `ORDER BY` clause.
Default: 'comment_date_gmt'.
@type string $order How to order retrieved comments. Accepts 'ASC', 'DESC'.
Default: 'DESC'.
@type int $parent Parent ID of comment to retrieve children of.
Default empty.
@type array $parent__in Array of parent IDs of comments to retrieve children for.
Default empty.
@type array $parent__not_in Array of parent IDs of comments *not* to retrieve
children for. Default empty.
@type array $post_author__in Array of author IDs to retrieve comments for.
Default empty.
@type array $post_author__not_in Array of author IDs *not* to retrieve comments for.
Default empty.
@type int $post_ID Currently unused.
@type int $post_id Limit results to those affiliated with a given post ID.
Default 0.
@type array $post__in Array of post IDs to include affiliated comments for.
Default empty.
@type array $post__not_in Array of post IDs to exclude affiliated comments for.
Default empty.
@type int $post_author Post author ID to limit results by. Default empty.
@type string|array $post_status Post status or array of post statuses to retrieve
affiliated comments for. Pass 'any' to match any value.
Default empty.
@type string $post_type Post type or array of post types to retrieve affiliated
comments for. Pass 'any' to match any value. Default empty.
@type string $post_name Post name to retrieve affiliated comments for.
Default empty.
@type int $post_parent Post parent ID to retrieve affiliated comments for.
Default empty.
@type string $search Search term(s) to retrieve matching comments for.
Default empty.
@type string|array $status Comment stati to limit results by. Accepts an array
or space/comma-separated list of 'hold' (`comment_status=0`),
'approve' (`comment_status=1`), 'all', or a custom
comment status. Default 'all'.
@type string|array $type Include comments of a given type, or array of types.
Accepts 'comment', 'pings' (includes 'pingback' and
'trackback'), or anycustom type string. Default empty.
@type array $type__in Include comments from a given array of comment types.
Default empty.
@type array $type__not_in Exclude comments from a given array of comment types.
Default empty.
@type int $user_id Include comments for a specific user ID. Default empty.
@type bool|string $hierarchical Whether to include comment descendants in the results.
'threaded' returns a tree, with each comment's children
stored in a `children` property on the `WP_Comment`
object. 'flat' returns a flat array of found comments plus
their children. Pass `false` to leave out descendants.
The parameter is ignored (forced to `false`) when
`$fields` is 'ids' or 'counts'. Accepts 'threaded',
'flat', or false. Default: false.
@type string $cache_domain Unique cache key to be produced when this query is stored in
an object cache. Default is 'core'.
@type bool $update_comment_meta_cache Whether to prime the metadata cache for found comments.
Default true.
@type bool $update_comment_post_cache Whether to prime the cache for comment posts.
Default false.本文属原创，转载请注明原文：https://themebetter.com/get_comments.html
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