Code Duplication    Length = 9-9 lines in 2 locations

wp-includes/rest-api/class-wp-rest-request.php 2 locations

@@ 215-223 (lines=9) @@
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	 * @param string $key Header name, will be canonicalized to lowercase.
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	 * @return string|null String value if set, null otherwise.
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	 */
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	public function get_header( $key ) {
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		$key = $this->canonicalize_header_name( $key );
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		if ( ! isset( $this->headers[ $key ] ) ) {
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			return null;
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		}
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		return implode( ',', $this->headers[ $key ] );
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	}
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	/**
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	 * Retrieves header values from the request.
@@ 234-242 (lines=9) @@
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	 * @param string $key Header name, will be canonicalized to lowercase.
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	 * @return array|null List of string values if set, null otherwise.
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	 */
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	public function get_header_as_array( $key ) {
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		$key = $this->canonicalize_header_name( $key );
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		if ( ! isset( $this->headers[ $key ] ) ) {
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			return null;
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		}
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		return $this->headers[ $key ];
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	}
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	/**
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	 * Sets the header on request.