protected function prepare_submitted_data( $fields, array $data, $clear_missing ) {
		$submitted = [];

		foreach ( $fields as $field ) {
			if ( $this->maybe_skip_field( $field ) ) {
				continue;
			}

			$value = array_key_exists( $field->get_id(), $data )
				? $data[ $field->get_id() ]
				: null;

			// Treat false as NULL to support binding false to checkboxes.
			// Don't convert NULL to a string here in order to determine later
			// whether an empty value has been submitted or whether no value has
			// been submitted at all. This is important for processing checkboxes
			// and radio buttons with empty values.
			if ( false === $value ) {
				$value = null;
			} elseif ( is_scalar( $value ) ) {
				$value = (string) $value;
			}

			// Perform the sanitization to get sanitized value.
			$sanitized = $field->get_sanitization_value( $value );

			if ( $field->is_group() ) {
				$submitted[ $field->get_id() ] = $this->get_group_values( $field, $sanitized );
			} else {
				$submitted[ $field->get_id() ] = $sanitized;
			}
		}

		// Clear "null" input data.
		if ( $clear_missing ) {
			$submitted = array_filter( $submitted, function ( $value ) {
				return ! is_null( $value );
			} );
		}

		return $submitted;
	}
protected function prepare_submitted_data( $fields, array $data, $clear_missing ) {
		$submitted = [];

		foreach ( $fields as $field ) {
			if ( $this->maybe_skip_field( $field ) ) {
				continue;
			}

			$value = array_key_exists( $field->get_id(), $data )
				? $data[ $field->get_id() ]
				: null;

			// Treat false as NULL to support binding false to checkboxes.
			// Don't convert NULL to a string here in order to determine later
			// whether an empty value has been submitted or whether no value has
			// been submitted at all. This is important for processing checkboxes
			// and radio buttons with empty values.
			if ( false === $value ) {
				$value = null;
			} elseif ( is_scalar( $value ) ) {
				$value = (string) $value;
			}

			// Perform the sanitization to get sanitized value.
			$sanitized = $field->get_sanitization_value( $value );

			if ( $field->is_group() ) {
				$submitted[ $field->get_id() ] = $this->get_group_values( $field, $sanitized );
			} else {
				$submitted[ $field->get_id() ] = $sanitized;
			}
		}

		// Clear "null" input data.
		if ( $clear_missing ) {
			$submitted = array_filter( $submitted, function ( $value ) {
				return ! is_null( $value );
			} );
		}

		return $submitted;
	}
protected function prepare_submitted_data ( $ fields , array $ data , $ clear_missing ) { $ submitted = [ ] ; foreach ( $ fields as $ field ) { if ( $ this -> maybe_skip_field ( $ field ) ) { continue ; } $ value = array_key_exists ( $ field -> get_id ( ) , $ data ) ? $ data [ $ field -> get_id ( ) ] : null ; // Treat false as NULL to support binding false to checkboxes. // Don't convert NULL to a string here in order to determine later // whether an empty value has been submitted or whether no value has // been submitted at all. This is important for processing checkboxes // and radio buttons with empty values. if ( false === $ value ) { $ value = null ; } elseif ( is_scalar ( $ value ) ) { $ value = ( string ) $ value ; } // Perform the sanitization to get sanitized value. $ sanitized = $ field -> get_sanitization_value ( $ value ) ; if ( $ field -> is_group ( ) ) { $ submitted [ $ field -> get_id ( ) ] = $ this -> get_group_values ( $ field , $ sanitized ) ; } else { $ submitted [ $ field -> get_id ( ) ] = $ sanitized ; } } // Clear "null" input data. if ( $ clear_missing ) { $ submitted = array_filter ( $ submitted , function ( $ value ) { return ! is_null ( $ value ) ; } ) ; } return $ submitted ; }
Returns submitted data from input.

@param  array $fields
@param  array $data
@param  bool  $clear_missing
@return array
Returns submitted data from input .