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The best way to understand what a hook does is to look at where it occurs in the source code.
do_action( "hook_name" )
apply_filters( "hook_name", "what_to_filter" )
.Remember, this hook may occur in more than one file. Moreover, the hook's context may change from version to version.
Line | Code |
---|---|
49 | <div class="author-avatar"> |
50 | <?php |
51 | /** |
52 | * Filter the author bio avatar size. |
53 | * |
54 | * @since Twenty Twelve 1.0 |
55 | * |
56 | * @param int $size The height and width of the avatar in pixels. |
57 | */ |
58 | $author_bio_avatar_size = apply_filters( 'twentytwelve_author_bio_avatar_size', 68 ); |
59 | echo get_avatar( get_the_author_meta( 'user_email' ), $author_bio_avatar_size ); |
60 | ?> |
61 | </div><!-- .author-avatar --> |
62 | <div class="author-description"> |
63 | <h2><?php printf( __( 'About %s', 'twentytwelve' ), get_the_author() ); ?></h2> |
64 | <p><?php the_author_meta( 'description' ); ?></p> |
65 | </div><!-- .author-description --> |
66 | </div><!-- .author-info --> |
67 | <?php endif; ?> |