block_has_support( WP_Block_Type $block_type, string|array $feature, mixed $default_value = false ): bool
Checks whether the current block type supports the feature requested.
Parameters
-
$block_typeWP_Block_Type Required -
Block type to check for support.
-
$featurestring|array Required -
Feature slug, or path to a specific feature to check support for.
-
$default_valuemixed Optional -
Fallback value for feature support.
Default:
false
Return
bool Whether the feature is supported.
Source
File: wp-includes/blocks.php.
View all references
function block_has_support( $block_type, $feature, $default_value = false ) {
$block_support = $default_value;
if ( $block_type instanceof WP_Block_Type ) {
if ( is_array( $feature ) && count( $feature ) === 1 ) {
$feature = $feature[0];
}
if ( is_array( $feature ) ) {
$block_support = _wp_array_get( $block_type->supports, $feature, $default_value );
} elseif ( isset( $block_type->supports[ $feature ] ) ) {
$block_support = $block_type->supports[ $feature ];
}
}
return true === $block_support || is_array( $block_support );
}
Changelog
| Version | Description |
|---|---|
| 6.4.0 | The $feature parameter now supports a string. |
| 5.8.0 | Introduced. |