Gist a8b13a2c8fa9122cb5cfd663f61f15ba

Gist 9a926ef0219e7b50d71a33ceae04c99e

This example demonstrates a WordPress content-cleaning routine that strips inline styling, removes font tags, and deletes empty HTML elements from posts. It shows how the `the_content` filter hook modifies page output for single posts and the homepage. The code uses the `add_filter` API with a custom `clean_post_content` function, applying regular expressions via `preg_replace` and a string translation with `strtr` to sanitize markup before rendering.

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Gist b23ebd1ed7b066c110c5ded977c11136

This example shows a WordPress PHP snippet that retrieves category information by slug or name and constructs a link to that category. The code uses the WordPress functions `get_cat_ID`, `get_category_by_slug`, and `get_category_link` to fetch the category object, extract its ID, and generate the corresponding URL. It highlights a practical workflow for handling taxonomy links dynamically within a WordPress theme or plugin, such as for a crypto dictionary section.

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Gist d1ce1ab648a5dc4f38686ee05426ff2c

This example demonstrates a WordPress content filter that cleans up post output by removing empty paragraph tags. It shows the difference between raw content with superfluous `<p></p>` elements and the sanitized version after processing. The code uses the `add_filter` and `the_content` hooks from the WordPress API, along with the `force_balance_tags` function to ensure HTML tag balance, and a regular expression with `preg_replace` to strip any empty paragraphs containing only whitespace or non-breaking spaces. The visualization likely contrasts these before-and-after states.

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Gist cf1dfcccebf56e2735ac39eabbac8281

This example demonstrates how to enable WordPress page excerpts by adding post type support for the 'excerpt' feature. The code hooks into the WordPress 'init' action and calls `add_post_type_support` for the 'page' post type, making excerpt fields available on page editing screens. It uses the WordPress Plugin API's `add_action` function to register the callback. The snippet is intended for theme or plugin developers who need to display page summaries without custom fields or additional database queries.

Gist ad405e427fedfdfff3b391b2488371c8

This example demonstrates how to dynamically replace Yoast SEO title placeholders with actual post data for display in a visualization. It shows the process of retrieving a custom title from post metadata, falling back to default SEO title settings or the post title if none exists, then applying variable substitution. The code uses WordPress functions like `get_post_meta()`, `wpseo_replace_vars()`, and `get_option()` to handle the logic, ultimately echoing the final processed title. The rendering approach relies on server-side PHP within a WordPress environment, not on client-side visualization libraries.

Gist 08a85737c01bc51262bd481fbef6eabc

This example demonstrates a WordPress search behavior that automatically redirects to a single post when a search query returns exactly one result. The code uses WordPress hooks, specifically `add_action` with `template_redirect`, and checks the global `$wp_query` object to verify the post count. If the condition is met, it calls `wp_redirect()` with the permalink of that post and halts execution with `die`. The implementation relies on WordPress core APIs rather than external visualization libraries, showcasing a practical server-side logic pattern for improving search user experience.

Gist 47b05c7f60a5f52c48bd1c97aa3b7a62

This example presents a custom data visualization centered on a WordPress post thumbnail, extracting its ID, alt text, and title through PHP functions. The display likely focuses on the image's metadata presentation, using the WordPress API to retrieve and showcase these details. The code relies on standard WordPress functions like `get_post_thumbnail_id()`, `get_post_meta()`, and `get_the_title()` to fetch and render the information. The visualization appears to be a straightforward metadata viewer, likely displaying the image’s alternative text and title alongside its identifier, without incorporating any advanced JavaScript libraries or rendering frameworks.

Gist 23705f481029d7e1cb22973540188d19

This snippet demonstrates a WordPress performance optimization technique by filtering the `style_loader_tag` hook to modify how stylesheet links are rendered. It shows the `add_rel_preload` function, which replaces standard `<link>` tags with preload directives that include an `onload` handler to swap `rel='preload'` to `rel='stylesheet'`, enabling asynchronous CSS loading. The code uses WordPress PHP APIs (`add_filter`, `is_admin`) and outputs a heredoc string with the HTML. It explicitly avoids altering output in the admin panel, targeting front-end performance only.