How to query post with meta?

1. How do I get post by Meta key?
2. How do you write a meta query?
3. How do I find post meta data?
4. How do I get meta value in WordPress post?
5. What is meta value?
6. What is meta key in WordPress?
7. How do I print a meta query in WordPress?
8. How do I create a meta key in WordPress?
9. How do I use metaquery in WordPress?
10. How do I get product Meta in Woocommerce?

How do I get post by Meta key?

5 Answers. $args = array( 'meta_key' => 'custom-meta-key', 'meta_query' => array( array( 'key' => 'cp_annonceur', 'value' => 'professionnel', 'compare' => '=', ) ) ); $query = new WP_Query($args); All of the information you need is in the Codex.

How do you write a meta query?

meta_query (array) – Contains one or more arrays with the following keys:

1. key (string) – Custom field key.
2. value (string|array) – Custom field value. It can be an array only when compare is 'IN', 'NOT IN', 'BETWEEN', or 'NOT BETWEEN'. ...
3. compare (string) – Operator to test. ...
4. type (string) – Custom field type.

How do I find post meta data?

get_post_meta( int $post_id, string $key = '', bool $single = false ) Retrieves a post meta field for the given post ID.

How do I get meta value in WordPress post?

There are two ways to do that:

1. Intercept the main query on pre_get_posts : add_action( 'pre_get_posts', function( $query ) // only handle the main query if ( ! $ query->is_main_query() ) return; $query->set( 'meta_key', 'cp_annonceur' ); $query->set( 'meta_value', 'professionnel' ); );
2. Add an additional query.

What is meta value?

This arbitrary extra information is known as meta-data. Meta-data is handled with key/value pairs. The key is the name of the meta-data element. The value is the information that will appear in the meta-data list on each individual post that the information is associated with.

What is meta key in WordPress?

The meta key determines how the field will be stored into the database of your website. ... The metakey is used to retrieve the saved value from the database and display it. If you are a developer, chances are you already know about this WordPress function. https://codex.wordpress.org/Function_Reference/get_user_meta.

How do I print a meta query in WordPress?

If you really want to see the SQL it's generating you can throw it into a new WP_Query and print the SQL: $results = new WP_Query( $args ); error_log( $results->request ); You would need to enable WP Debug and WP Debug Log via wp-config. php .

How do I create a meta key in WordPress?

You can select the meta key from the drop down list in case you want to add the same post meta even to this post, or you can define a new one by clicking on entering new. Once you click on enter now you can add the post meta and the value and then click on Add Custom field as shown below.

How do I use metaquery in WordPress?

How to Use meta_query with WP_Query in WordPress

1. 'meta_key' = Name of your meta key or custom field, this will be a string.
2. 'meta_value' = Value of your meta key or custom field, this will be a string. ...
3. 'meta_type' = Type of your meta key or custom field.
4. 'meta_compare' = Operator to check the value of your meta key or custom field.

How do I get product Meta in Woocommerce?

1) Get product meta data (not set in order item meta data): You will need to get the product ID in the foreach loop for a WC_Order and to get some metadata for this product you wil use get_post_meta() function ( but NOT wc_get_order_item_meta() ). All code is tested and works.