Wordpress: update all field values? -

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I want to update all the field values ​​(custom fields) of a specific value. You want to create it like a function and it is run on a specific page or by clicking the button.

Is it possible?

look at a selection of custom keys and their values ​​can be added to WordPress, where custom keys and The cost of allocating a fixed post is based on the cost per post.

EDIT: Try to see if it helps you to administer your fields.


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