A variable is a storage location and an associated symbolic name (an identifier) which contains some known or unknown quantity or information, a value. The variable name is the usual way to reference the stored value; this separation of name and content allows the name to be used independently of ...

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1
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2answers
28 views

Using variable in two functions

What would be the right way of using variable with same data in two functions? Is next approach good practice? I have a few of these variables set up in functions.php $a = array('asdf', 'asdf', ...
0
votes
2answers
20 views

Passing stored variables to add_filter

I am working on a site where the page titles are generated dynamically from external data sources. So obviously, Yoast SEO/WordPress SEO doesn´t know anything about the correct title, description, ...
0
votes
0answers
13 views

Adding extra rows to form, and saving values entered.

I am attempting to create a quote-form where the user can add as many items as necessary. I would then like to take the values entered and output them to a html table in an email. Here is the ...
0
votes
1answer
479 views

Variable scope producing undefined variable notices in included files

I'm building a Wordpress Theme and on the front page the user is able to select how they would like to order their posts. I've then created two functions that take the users selection through the ...
1
vote
2answers
259 views

Can wp_list_comments output into variable?

Is there any way how to output wp_list_comments() into a variable? Something like $output = wp_list_comments(array('reverse_top_level' => false ), $comments); I am writing a plugin and it would ...
0
votes
1answer
16 views

require happens out of order

I have a page template that is including another file via require_once. I want this included file to have access to the $post object but it can't find it. So I ran something like this to see what's ...
0
votes
1answer
9 views

Is it advisable to use $post->comment_count instead of get_comments_number( $post_id )

I was learning from the WordPress codex about global variables and after var_dump($post) I found out that $post has a property called comment_count I was wondering whether I can directly use ...
0
votes
1answer
750 views

Passing variable as permalink URL

I've been trying to adapt the rewrite functions described here with little success: Passing variables through permalink structure WordPress permalinks and custom $_GET Variables The structure of ...
3
votes
1answer
82 views

Calling a wp_query $posts causes a 500 error

I had a very basic wp_query, below: // WP_Query arguments $args = array ( 'post_type' => array( 'post' ), 'post_status' => array( 'draft' ), 'posts_per_page' ...
0
votes
0answers
24 views

Can't access a variable defined in another template despite using GLOBAL

I created, populated and successfully echoed a variable x in header.php. Then in my front page template I did global $x then echo $x. This displays nothing. Why?
0
votes
2answers
7k views

Use conditional logic for woocommerce variable product

I have been developing a woocommerce store. Now I have a requirement from client which I can't figure out how to do... The problem is we can use variable product in woocommerce, it's simple but what I ...
0
votes
0answers
43 views

setcookie() using $_GET variables in plugin

I'm trying to store a few analytics tags inside a session cookie to be used in subsequent pageviews. Essentially what I'd like to do is this; if ($_GET['utm_source'] != "") { ...
0
votes
1answer
583 views

Why won't the action hook wp_head accept parameters?

I'm working on a plugin that adds scripting to the head using add_action('wp_head',..); I have to pass a variable to the function to get my desired result. To test this I'm simple "echoing" out ...
0
votes
2answers
29 views

Passing variable from child theme function to parent theme filter

I want to pass a variable from my child theme function to a filter which resides in my parent theme. Please let me know whether below code will work or not ? Is it the right way ? Code in Parent ...
0
votes
3answers
64 views

ACF allow zero as a value

I would like to have 0 to 5, and "n/a" as possible values, however this code will output "n/a" when I want it to output a zero. How can I get it to output "0"? ("n/a" is the placeholder if no value ...
0
votes
1answer
22 views

echo var into wp_query

Im trying to echo out a value grabbed from a ACF field but I think im doing something wrong, could someone help me? <div class="news"> <div class="container"> <div ...
0
votes
2answers
39 views

how can I include some custom variable from functions.php?

For example, if I add this code to functions.php: $mysite_address_url="http://my-site.com"; And then add this to one of my .php template files(like index.php or header.php): <?php ...
0
votes
1answer
31 views

Create a variable with string, array or multiple values

I'm running some functions that will allow a user to register their own custom templates to my custom theme from an external directory. They can see these page templates in the wp-admin and they ...
1
vote
2answers
115 views

Call global variable array() in woocommerce child/template

So I have this in my functions file - it defines the products that are not eligible for free shipping. It works everything is fine. //functions.php function my_free_shipping( $is_available ) { ...
2
votes
1answer
33 views

Remove HTML content if attribute is not set / variable attributes

So I'm creating a shortcode that uses the standard bootstrap carousel. It works completely fine as long as all the 3 slide attributes are entered correctly but obviously if only 2 are set and the ...
0
votes
1answer
45 views

Dynamically adding filters

I have a function that I'm trying to get an array in it to use in a callback to dynamically add filters. Here is the function that I need to retrieve the array keys from ( in the $classes variable ): ...
1
vote
2answers
42 views

Declaring <?php ?> in variables [closed]

I need to put the PHP <?php global $' . $icon_var . '; echo $' . $icon_var . '; ?> inside the variable of a custom menu structure, but it gets commented: <a ...
0
votes
0answers
54 views

How to pass multiple page ids from a custom field variable into post__in wp_query

I have a client that wants to pull content from multiple pages using page_ids listed in a custom field (363, 87, 95) without interfering with the main loop content (can't use sub-pages as same page ...
-2
votes
1answer
37 views

How to pass variable to functions.php?

I have a variable, created in page.php, and would like to pass this to a function in functions.php. Possible?
0
votes
0answers
103 views

Get WordPress Page Title, ID, or Template of the Page an AJAX Request is Made From and Pass as Variable in AJAX

I have a page template that includes a region that holds links to a series of video custom post types. Each of the links is tagged with an 'ajax-link' class so that through an AJAX request I can pull ...
0
votes
2answers
51 views

How to pass a variable for key/value pairs in an argument?

For example, this works: 'default' => '#ffffff' But this does not: $white = '#ffffff'; 'default' => $white How can I pass variables to key/value pairs? Here is a more complete example for ...
0
votes
1answer
30 views

Create a Wordpress shortcode using PHP [duplicate]

I am currently using the following code within single.php (after the_content) This gets the store_name from custom field as $merchant from the post and then returns a list of products from that ...
0
votes
1answer
22 views

Where and how to define variables for URLs etc

I have one online version of a site, and one developer version which I am working and making changes on. If I have a form with a url which the user will be redirected to: <input type="hidden" ...
5
votes
2answers
466 views

Using Wordpress public query variables

Good morning. I am trying to query various Wordpress pages, using public query variables, for example http://dmkim1979.ru/?p=37 // single post http://dmkim1979.ru/?page_id=40 ...
0
votes
1answer
50 views

Declare global variable that can be used on other function

I have AJAX image upload function where I can get attachment_id value. I want to save that as global variable and use it in different function that sets post thumbnail when it's exist. This is what I ...
0
votes
2answers
130 views

Passing attributes to shortcode dynamically

Can I pass dynamically to shortcode attributes like as the following example shows [ authoorsposts author = get_the_author_id(); ]
0
votes
0answers
15 views

How to use a variable as key in an array at Customizer select setting

I'm trying to add a Customizer 'select' setting to my theme with the path to a CSS file as key in an array, like so: $wp_customize->add_control( 'control_something', array( 'label' ...
0
votes
1answer
53 views

How to fix Uninitialized string offset: error on a checkbox in WP Settings API

I am trying to create an options page with a checkbox field. The checkbox is working fine but when I uncheck it and save settings, an error string shows on Notice: Uninitialized string offset: 0 in ...
1
vote
2answers
30 views

Global variables during plugin activation , deactivation and uninstall operarations

For activation hooks codex states that you have to be explicit on globals: A note on variables during activation But that seems not to be working on uninstall.php If i define a global in my main ...
0
votes
3answers
50 views

Action 'init' function doesn't return variable

I have a function which checks if $_POST is set (a form which submits to the same page). I need to have it initialized before the page is loaded because the function will do a header redirect if the ...
0
votes
1answer
109 views

Validate form in functions.php, send errors back to template

I have a form in a template that upon submission should be validated, and any errors should be displayed, and if no errors, insert the data into the database. I'm new to wordpress, but my idea was ...
0
votes
1answer
58 views

Define PHP variable from a seperate API if statement

I am trying to put together a function that will echo certain text based on a range of numbers. One of number(s) I am trying to compare against is echoed in my template as such -- <?php if ( ...
0
votes
0answers
33 views

passing category name from category.php to single.php

It's the first time I used WP. I just use a small portion of it, because I already had my website ready. So the only section that uses WP is the blog section. I finally was able to implement it has ...
0
votes
0answers
42 views

Woocommerce variable filter form not working

I created a custom variable filter for woocommerce, but when i submit a form its doesn't work... Not filtering a variable selected product. (Show all product on shop page). Thanks for any help! ...
3
votes
3answers
3k views

How do I pass an argument to my custom walker?

I've set up a custom walker, and it works as desired when I hard code my variable. What I want is to be able to call my walker and pass it a variable that is used in the walker. For example: ...
0
votes
0answers
74 views

Woocommece Variable Product Dropdown hide other two dropdown [closed]

I am using wordpress woocommerce.Here i have question about variable product for woocommece.Here in woocommerce initially all drop down options load.Now is this possible to load it based on first ...
0
votes
1answer
26 views

How to get variable from function.php to loop file

i had code in function.php file : $selective = new WP_Query($args_selective); get_template_part( $loopFile ); i cant get $seletive in my loop file. Help me pls. Thanks for any answer !
0
votes
1answer
114 views

Using ACF Custom Field value in a URL with do_shortcode() [closed]

I am using the ACF custom fields and video.js plugins and I want to add the custom field value inside the url for the youtube video that is inside of do_shortcode() So far this is what I've come up ...
0
votes
2answers
56 views

How to get variables from fucntion.php to my plugin files

I have written a function in functions.php that gets variables from a contact form and sends the inputs (and some other info like IP and location..) to my email. I am starting to work on my first ...
0
votes
1answer
326 views

How to pass a PHP $_GET variable and fetch/output it?

I've already looked at the Wordpress Codex, and looked around for other solutions online, but i still can't seem to get it working. Basicly what i need is to pass a GET variable in an URL, and output ...
0
votes
0answers
25 views

Custom Taxonomy Link Text Echo Name Not Slug

I'm a little lost about where I can place a simple php echo within a loop. I have a "program" taxonomy where each program is echoed onto buttons. Right now I'm only echoing the slugs for the link ...
0
votes
1answer
34 views

Easy reading or transfer of data from posts?

Plugin usually transfer data using code like [espro-slider id=21] , is there a short way to read it or do they use regex to read it. If not is there a short way to define variable in post and use it ...
0
votes
1answer
24 views

How can I see a varibles value when my plugin runs?

I am trying to make a plugin that redirects a user based on how they fill out a form. I am having trouble finding my problem I have narrowed it down to a small snippet that seems to work. function ...
1
vote
2answers
482 views

Echo one category as title when post has multiple categories?

UPDATED QUESTION to be CLEARER Here's my situation: Wordpress top navigation has several menu items that jump to an array of posts within a specific category. For example, if you click "necklaces" ...
2
votes
1answer
2k views

Passing variables from header.php to template and vice verca

I've defined a variable - let's call it $header_var, which is placed in the header.php file. I would like this variable to be passed onto my template file (in this case taxonomy.php). Also I would ...