Core Function
View Source on Trac ↗ update_metadata_by_mid()
update_metadata_by_mid( mixed $meta_type, mixed $meta_id, mixed $meta_value, mixed $meta_key = false ) Updates metadata by meta ID.
Parameters 4 required
| Name / Type | Description |
|---|---|
| string | $meta_type Type of object metadata is for. Accepts 'post', 'comment', 'term', 'user', or any other object type with an associated meta table. Required |
| $meta_id int | ID for a specific meta row. Required |
| $meta_value string | Metadata value. Must be serializable if non-scalar. Required |
| (string | | false) $meta_key Optional. You can provide a meta key to update it. Default false. Required |
Return Value
(bool)
True on successful update, false on failure.
Function Information
Since Version
3.3.0
Source File
wp-includes/meta.php
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