Title: rest_validate_boolean_value_from_schema
Published: March 9, 2021
Last modified: May 20, 2026

---

# rest_validate_boolean_value_from_schema( mixed $value, string $param ): true|󠀁[WP_Error](https://developer.wordpress.org/reference/classes/wp_error/)󠁿

## In this article

 * [Parameters](https://developer.wordpress.org/reference/functions/rest_validate_boolean_value_from_schema/?output_format=md#parameters)
 * [Return](https://developer.wordpress.org/reference/functions/rest_validate_boolean_value_from_schema/?output_format=md#return)
 * [Source](https://developer.wordpress.org/reference/functions/rest_validate_boolean_value_from_schema/?output_format=md#source)
 * [Related](https://developer.wordpress.org/reference/functions/rest_validate_boolean_value_from_schema/?output_format=md#related)
 * [Changelog](https://developer.wordpress.org/reference/functions/rest_validate_boolean_value_from_schema/?output_format=md#changelog)

[ Back to top](https://developer.wordpress.org/reference/functions/rest_validate_boolean_value_from_schema/?output_format=md#wp--skip-link--target)

Validates a boolean value based on a schema.

## 󠀁[Parameters](https://developer.wordpress.org/reference/functions/rest_validate_boolean_value_from_schema/?output_format=md#parameters)󠁿

 `$value`mixedrequired

The value to validate.

`$param`stringrequired

The parameter name, used in error messages.

## 󠀁[Return](https://developer.wordpress.org/reference/functions/rest_validate_boolean_value_from_schema/?output_format=md#return)󠁿

 true|[WP_Error](https://developer.wordpress.org/reference/classes/wp_error/)

## 󠀁[Source](https://developer.wordpress.org/reference/functions/rest_validate_boolean_value_from_schema/?output_format=md#source)󠁿

    ```php
    function rest_validate_boolean_value_from_schema( $value, $param ) {
    	if ( ! rest_is_boolean( $value ) ) {
    		return new WP_Error(
    			'rest_invalid_type',
    			/* translators: 1: Parameter, 2: Type name. */
    			sprintf( __( '%1$s is not of type %2$s.' ), $param, 'boolean' ),
    			array( 'param' => $param )
    		);
    	}

    	return true;
    }
    ```

[View all references](https://developer.wordpress.org/reference/files/wp-includes/rest-api.php/)
[View on Trac](https://core.trac.wordpress.org/browser/tags/7.0/src/wp-includes/rest-api.php#L2343)
[View on GitHub](https://github.com/WordPress/wordpress-develop/blob/7.0/src/wp-includes/rest-api.php#L2343-L2354)

## 󠀁[Related](https://developer.wordpress.org/reference/functions/rest_validate_boolean_value_from_schema/?output_format=md#related)󠁿

| Uses | Description | 
| [rest_is_boolean()](https://developer.wordpress.org/reference/functions/rest_is_boolean/)`wp-includes/rest-api.php` |

Determines if a given value is boolean-like.

  | 
| [__()](https://developer.wordpress.org/reference/functions/__/)`wp-includes/l10n.php` |

Retrieves the translation of $text.

  | 
| [WP_Error::__construct()](https://developer.wordpress.org/reference/classes/wp_error/__construct/)`wp-includes/class-wp-error.php` |

Initializes the error.

  |

[Show 1 more](https://developer.wordpress.org/reference/functions/rest_validate_boolean_value_from_schema/?output_format=md#)
[Show less](https://developer.wordpress.org/reference/functions/rest_validate_boolean_value_from_schema/?output_format=md#)

| Used by | Description | 
| [rest_validate_value_from_schema()](https://developer.wordpress.org/reference/functions/rest_validate_value_from_schema/)`wp-includes/rest-api.php` |

Validate a value based on a schema.

  |

## 󠀁[Changelog](https://developer.wordpress.org/reference/functions/rest_validate_boolean_value_from_schema/?output_format=md#changelog)󠁿

| Version | Description | 
| [5.7.0](https://developer.wordpress.org/reference/since/5.7.0/) | Introduced. |

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