php-wordpressHow to create a custom field in WordPress using PHP?

Creating a custom field in WordPress using PHP is a relatively simple process. The following example code block will create a custom field with the name my_custom_field and the value Hello World!:

add_post_meta( $post_id, 'my_custom_field', 'Hello World!' );

The output of the above code will be a custom field with the name my_custom_field and the value Hello World! stored in the WordPress database.

Code explanation

• add_post_meta(): This is the WordPress function used to create a custom field.
• $post_id: This is the ID of the post to which the custom field will be attached.
• 'my_custom_field': This is the name of the custom field.
• 'Hello World!': This is the value of the custom field.

Helpful links

• add_post_meta()
• Custom Fields in WordPress

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