ADD class to all my images (thumbail)

1. How do I add a class to a thumbnail?
2. How do I get thumbnail images in WordPress?
3. How do I add featured images or post thumbnails in WordPress?
4. How do I set a default fallback image for WordPress thumbnails?
5. How do I get the URL of a thumbnail?
6. How do I change the thumbnail on WordPress?
7. How do I enable thumbnails in WordPress posts?
8. How do I display images in WordPress?
9. How do I add a featured image?
10. How do I add an image to a category in WordPress?
11. How do you add a featured image to custom post type?

How do I add a class to a thumbnail?

Using the function

// using function to add class to `the_post_thumbnail()` function alter_attr_wpse_102158($attr) remove_filter('wp_get_attachment_image_attributes','alter_attr_wpse_102158'); $attr['class'] . = ' img-fluid'; return $attr; add_filter('wp_get_attachment_image_attributes','alter_attr_wpse_102158');

How do I get thumbnail images in WordPress?

Using the built-in WordPress function get_the_post_thumbnail() to display the featured image of a post in a <img> tag. This is the easiest way to display a post's featured image in a WordPress loop.

How do I add featured images or post thumbnails in WordPress?

To add a featured image in a WordPress post, simply edit or create a new blog post. In the content editor, you'll find the featured image tab in the right column. You need to click on the 'Set Featured Image' area, and this will bring up the WordPress media uploader popup.

How do I set a default fallback image for WordPress thumbnails?

Upon activation, you need to visit the Settings » Media page to configure plugin settings. On this page, you need click on the 'Select default featured image' button to upload or select the image you would like to use as your fallback post thumbnail.

How do I get the URL of a thumbnail?

Simply add: add_theme_support('post-thumbnails'); To a theme's functions. php file and you'll get a Featured Image module on the admin screen for posts which allows you to select one.

How do I change the thumbnail on WordPress?

If you want to change the default WordPress thumbnail size, you can do so in four quick steps:

1. Go to your WordPress dashboard.
2. Navigate to the Settings > Media tab.
3. Look for the Image sizes > Thumbnail size section.
4. Change the default width and height of your thumbnails in pixels.

How do I enable thumbnails in WordPress posts?

If you want to have post thumbnails appear on your homepage, it's very easy to add this to your WordPress theme ever since 2.9. Just open functions. php and add: add_theme_support( 'post-thumbnails' );

How do I display images in WordPress?

If you want to display the image file located within your theme directory, just specify the location with the img tag, and style it with CSS. The function wp_get_attachment_image only gets an image that was uploaded to wordpress, it doesn't output an image in the content of the post.

How do I add a featured image?

How to Add Featured Images In WordPress

1. Step 1: Edit the post or page you want to add an image to. The first step, of course, is to log into WordPress and click to edit the post or page you want to assign an image to.
2. Step 2: Click on “Set Featured Image” ...
3. Step 3: Choose an Image from Your Media Library. ...
4. Step 4: Click on “Set featured image” blue button.

How do I add an image to a category in WordPress?

Pick a category and click on Edit and you'll see an Upload/Edit Image button at the bottom. Clicking on the button opens the Media dialog where you can select an existing image or upload a new one, just like adding a featured image to a post.

How do you add a featured image to custom post type?

Hey @sunilkumarthz, You can try adding this below the register_post_type function: add_post_type_support( 'themes', 'thumbnail' );
...
Featured Image Not Showing in Custom Post Types

1. Register a Custom Post Type.
2. add 'show_in_rest' => true,
3. Then Featured image Box disappear in the post add/edit page.