Get a list of previously defined keys.

Return Return


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Source Source

File: wp-admin/includes/post.php

function get_meta_keys() {
	global $wpdb;

	$keys = $wpdb->get_col(
			SELECT meta_key
			FROM $wpdb->postmeta
			GROUP BY meta_key
			ORDER BY meta_key"

	return $keys;

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Changelog Changelog

Version Description
1.2.0 Introduced.

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