update_meta( int $meta_id, string $meta_key, string $meta_value )

Updates post meta data by meta ID.

Parameters

$meta_id

(Required) Meta ID.

$meta_key

(Required) Meta key. Expect slashed.

$meta_value

(Required) Meta value. Expect slashed.

Return

(bool)

Source

File: wp-admin/includes/post.php 

function update_meta( $meta_id, $meta_key, $meta_value ) {
	$meta_key = wp_unslash( $meta_key );
	$meta_value = wp_unslash( $meta_value );

	return update_metadata_by_mid( 'post', $meta_id, $meta_value, $meta_key );
}

Expand Source Code View on GitHub

Related

Uses

Uses
Uses Description
wp-includes/meta.php: update_metadata_by_mid()

Updates metadata by meta ID.
wp-includes/formatting.php: wp_unslash()

Removes slashes from a string or recursively removes slashes from strings within an array.

Used By

Used By
Used By Description
wp-admin/includes/post.php: edit_post()

Updates an existing post with values provided in $_POST.

Changelog

Changelog
Version Description
1.2.0 Introduced.