array - Read For Learn

How to build widget with arrays inside arrays?

get_field_id prepare prefix for field id, within one widget instance it’s always the same. Your form fields probably look similar to these: // — $element[0] — // $field[icontxt] <input class=”widefat” id=”widget-baseid-instance-inner_elements” name=”widget-baseid[instance][inner_elements][0]” value=”%4$s”> // $field[iconlnk] <input class=”widefat” id=”widget-baseid-instance-inner_elements” name=”widget-baseid[instance][inner_elements][0]” value=”%4$s”> //$field[iconlnktrgt] <input class=”widefat” id=”widget-baseid-instance-inner_elements” name=”widget-baseid[instance][inner_elements][0]” value=”%4$s”> // — $element[1] — <input class=”widefat” id=”widget-baseid-instance-inner_elements” name=”widget-baseid[instance][inner_elements][1]” value=”%4$s”> … Read more

How can merge two arrays values in one array and save in database

When you are saving the multidimensional array you can use this code: $product_img_path[$count][‘wpc_resize_thumb_img’] = $upload_dir[‘url’].”https://wordpress.stackexchange.com/”.$resize_img_name; $product_img_path[$count][‘wpc_resize_bid_img’] = $upload_dir[‘url’].”https://wordpress.stackexchange.com/”.$resize_big_img_name; update_post_meta($post->ID, ‘wpc_images’, $product_img_path); That way you can get multidimentional array like you want: Array ( [1] => Array ( [wpc_resize_thumb_img] => http://localhost/test/wp-content/uploads/2015/06/Wallpaper_55-212×159.jpg [wpc_resize_big_img] => http://localhost/test/wp-content/uploads/2015/06/Wallpaper_55-500×375.jpg ) [2] => Array ( [wpc_resize_thumb_img] => http://localhost/test/wp-content/uploads/2015/06/Wallpaper_51-212×141.jpg [wpc_resize_big_img] => http://localhost/test/wp-content/uploads/2015/06/Wallpaper_51-500×333.jpg ) … Read more

How to query serialized array by comparing greater than (>=)?

serialised array in a meta_value for query It’s not a good idea to save serialised array in a meta_value if you plan to query with any value within that serialized array later. So, the best option is to save meta data as key / value pair. Query Serialized array Although it’s not a good approach, … Read more

WP doesn’t show Array Custom Fields?

There is no filter to change that behavior, you would have to replace the entire metabox. On the other hand: I think there is no really simple way to show and to save those arrays. Example for a fictive meta key ‘foo’: array ( 0 => 2, ‘hello’ => array ( 0 => 2, ‘hello’ … Read more

How can I save an array from a random post sequence for later use?

My suggestion is to store the workouts as a new entry inside the particular user’s meta data. » Saving a single workout Suppose the workout consists of the exercise IDs 1, 3, 5, 9. Then the code is: // this is the current workout $workout = array(1, 3, 5, 9); // get the current user … Read more

Metabox repeating fields – radio buttons not saving correctly

So I came back to this after practice and implemented some of the Alchemy setup, meaning all the inputs have names like name=”_movies[3]Metabox repeating fields – radio buttons not saving correctly” where 3 is the iteration we’re on in the loop. Create the Metabox // metaboxes should be registered on the add_meta_boxes hook add_action(‘add_meta_boxes’, ‘add_meta_boxes’ … Read more

get_option function

You are using get_option() wrong, first variant, so take another look at the get_option() documentation. Basically you can’t directly access an array element with the function, it just doesn’t support it. The second variant should be possible, but you need at least PHP 5.4 – if I’m not totally mistaken; I don’t know anything about … Read more

What kind of object type is WP_Query?

I’m not sure you understand the logic of WP_Query. Rather than explain in words, here’s a code example; $query = new WP_Query( array( ‘meta_key’ => ‘Old ID’, ‘meta_value’ => $atts[‘oldid’] ) ); if ( $query->have_posts() ) return $query->posts[0]->post_title; return ”; Check out the codex on interacting with WP_Query. UPDATE: To use the query as you … Read more

When using add_post_meta and update_post_meta, is there any way to give the individual arrays keys?

When multiple meta values are used for same meta key, WordPress store the values in different database rows. So every array, is stored in one row. Initial Data Let’s assume you have an array like this: $family = [ ‘father’ => [ ‘John’, ‘Doe’, 40 ], ‘mother’ => [ ‘Jane’, ‘White’, 39 ], ‘child_1’ => … Read more

How to store the_title() into a variable to reutrn the value, not just echo it

You can use get_the_title() to return the current post title in the loop.

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