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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 |
|---|---|
| 1343 | |
| 1344 | $admin_body_class = 'press-this'; |
| 1345 | $admin_body_class .= ( is_rtl() ) ? ' rtl' : ''; |
| 1346 | $admin_body_class .= ' branch-' . str_replace( array( '.', ',' ), '-', floatval( $wp_version ) ); |
| 1347 | $admin_body_class .= ' version-' . str_replace( '.', '-', preg_replace( '/^([.0-9]+).*/', '$1', $wp_version ) ); |
| 1348 | $admin_body_class .= ' admin-color-' . sanitize_html_class( get_user_option( 'admin_color' ), 'fresh' ); |
| 1349 | $admin_body_class .= ' locale-' . sanitize_html_class( strtolower( str_replace( '_', '-', get_user_locale() ) ) ); |
| 1350 | |
| 1351 | /** This filter is documented in wp-admin/admin-header.php */ |
| 1352 | $admin_body_classes = apply_filters( 'admin_body_class', '' ); |
| 1353 | |
| 1354 | ?> |
| 1355 | <body class="wp-admin wp-core-ui <?php echo $admin_body_classes . ' ' . $admin_body_class; ?>"> |
| 1356 | <div id="adminbar" class="adminbar"> |
| 1357 | <h1 id="current-site" class="current-site"> |
| 1358 | <a class="current-site-link" href="<?php echo esc_url( home_url( '/' ) ); ?>" target="_blank" rel="home"> |
| 1359 | <span class="dashicons dashicons-wordpress"></span> |
| 1360 | <span class="current-site-name"><?php bloginfo( 'name' ); ?></span> |
| 1361 | </a> |