Wordpress: update all field values? - wordpress

I want to update all field values (of a custom field) to a specific value. Would like to make it like a function and run it on a specific page or when button is clicked.
Possible?

Look here. A selection of custom keys and their values can be added to WordPress where as the custom keys and values a certain post is assigned is on a per post basis.
EDIT:
Try this Custom Fields plugin to see if it helps you administering your fields.

Related

Page still showing advance custom fields value even if I changed the template in wordpress?

Hey everyone I came across this strange behavior. Actually I assigned Advance Custom Field to default template and that template was used in particular page so I entered the values in advance custom fields and displayed them in appropriate places in page.php.
But I now created a new template inner-template.php and assigned it to that page so now no ACF is showing in that page in edit mode but it is still displaying the ACF values when I call ACFs in inner-template.php.
Why this is occurring?
It's known behaviour of ACF. It occurs, because ACF doesn't delete field's values, when you change some conditions (for example, change the template for the page). You should do it manually before changing template or you can clear this fields directly from wp_postmeta table.

Which type of field I can add in wordpress like custom field that will have the opportunity to add multiple values

I had Taxonomy category that must had such opportunity to add multiple fields from admin panel and get them like the picture.So for example what i can create that will give the user opportunity to add the fields dynamically and how can I get their values?
I found a solution and used plugin Custom Field Suite
It has a field type Loop and it was what I needed to add how many how needed.

Wordpress Advanced Custom Fields - Limit A User's Choice To One Option

I have a WordPress website and as part of the news items, the editor can add either an:
internal link OR
external link OR
file
Currently I have this set up as a repeater field with maximum rows set to 1.
Is it possible if say one value has been entered, to prevent another of the values from being filled in.
E.g. I add an internal link and then try to add an external link. A message of some sort is then shown to me to say that only one value can be selected at a time.
I know I can add a description to the field with this information but I want to make it idiot proof so that the user can never add more than one value.
Thanks for your time and help in advance.
I can't write this in comments but celeriko right. Install types plugin there is ability of conditional logic. You can very easy implement of from backend.
Types: http://wp-types.com/
Reagrds

keep custom field after deliting post in wordpress

I've created some custom fields to make it easier to add specific list items to a section in wordpress then I deleted the post and the custom fields disappear.
Does anybody knows how to keep a custom field after deleting the original post where they where created?
you should use an custom meta box.
In this you can specify your values so each post can access the values:
http://codex.wordpress.org/Function_Reference/add_meta_box

Wordpress: add a custom field option that's available to all posts

As part of my theme install, I'd like to add a set of custom field options to the wordpress database that would be available to all posts as long as my theme is active.
For example, I'd like to add these fields:
custom-image-1
custom-image-2
custom-image-3
And also these
custom-image-1-link
custom-image-2-link
custom-image-3-link
And then when a user goes to add or edit a post, they can insert values for each of these fields if they choose to...
You simply have to create a post and add these custom fields once to have them proposed for every next posts (in the custom fields part of the form).
If you need to create a more integrated interface for these extra fields, you might be better off creating a plugin or looking for existing ones, such as this one.
Use the add_meta_box function that comes with WordPress.
https://developer.wordpress.org/reference/functions/add_meta_box/

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