filter_block_kses_value( string[]|string $value, array[]|string $allowed_html, string[] $allowed_protocols = array() )

Filters and sanitizes a parsed block attribute value to remove non-allowable HTML.


Parameters Parameters

$value

(string[]|string) (Required) The attribute value to filter.

$allowed_html

(array[]|string) (Required) An array of allowed HTML elements and attributes, or a context name such as 'post'.

$allowed_protocols

(string[]) (Optional) Array of allowed URL protocols.

Default value: array()


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Return Return

(string[]|string) The filtered and sanitized result.


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Source Source

File: wp-includes/blocks.php

function filter_block_kses_value( $value, $allowed_html, $allowed_protocols = array() ) {
	if ( is_array( $value ) ) {
		foreach ( $value as $key => $inner_value ) {
			$filtered_key   = filter_block_kses_value( $key, $allowed_html, $allowed_protocols );
			$filtered_value = filter_block_kses_value( $inner_value, $allowed_html, $allowed_protocols );

			if ( $filtered_key !== $key ) {
				unset( $value[ $key ] );
			}

			$value[ $filtered_key ] = $filtered_value;
		}
	} elseif ( is_string( $value ) ) {
		return wp_kses( $value, $allowed_html, $allowed_protocols );
	}

	return $value;
}


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Changelog Changelog

Changelog
Version Description
5.3.1 Introduced.

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