has_blocks ( $post = null )
- (int|string|WP_Post|null) $post Optional. Post content, post ID, or post object. Defaults to global $post.
- (bool) Whether the post has blocks.
- Introduced in WordPress: 5.0.0
- Deprecated in WordPress: —
Determine whether a post or content string has blocks.
This test optimizes for performance rather than strict accuracy, detecting
the pattern of a block but not validating its structure. For strict accuracy,
you should use the block parser on post content.