APP_Taxonomy_Meta_Box::update_meta( int $term_id, string $meta_key, mixed $meta_value, mixed $prev_value = '' )
Update term meta field based on term ID.
Package
Description Description
Use the $prev_value parameter to differentiate between meta fields with the same key and item ID.
If the meta field for the item does not exist, it will be added.
Parameters Parameters
- $term_id
(int) (Required) Item ID.
- $meta_key
(string) (Required) Metadata key.
- $meta_value
(mixed) (Required) Metadata value. Must be serializable if non-scalar.
- $prev_value
(mixed) (Optional) Previous value to check before removing.
Default value: ''
Return Return
(int|bool) Meta ID if the key didn't exist, true on successful update, false on failure.
