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is_protected_meta

apply_filters( ‘is_protected_meta’, bool $protected, string $meta_key, string $meta_type )

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Filters whether a meta key is considered protected.

Parameters

$protectedbool
Whether the key is considered protected.
$meta_keystring
Metadata key.
$meta_typestring
Type of object metadata is for. Accepts 'post', 'comment', 'term', 'user', or any other object type with an associated meta table.

Source

return apply_filters( 'is_protected_meta', $protected, $meta_key, $meta_type );

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Used byDescription
is_protected_meta()wp-includes/meta.php

Determines whether a meta key is considered protected.

Changelog

VersionDescription
3.2.0Introduced.

User Contributed Notes

  1. Skip to note 2 content
    Marcel Pol
    You must log in to vote on the helpfulness of this noteVote results for this note: 0You must log in to vote on the helpfulness of this note

    Example of 2 meta fields that you want to set as protected:

    function my_meta_is_protected_meta( $protected, $meta_key, $meta_type ) {

        switch ($meta_key) {
                case 'my_first_meta':
                        $protected = true;
                        break;
                case 'my_second_meta':
                        $protected = true;
                        break;
        }

        return $protected;
}
add_filter( 'is_protected_meta', 'my_meta_is_protected_meta', 10, 3 );

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