strip_core_block_namespace() – Function

strip_core_block_namespace( string|null $block_name = null ): string

Returns the block name to use for serialization. This will remove the default “core/” namespace from a block name.

Parameters

$block_namestring|nulloptional: Original block name. Null if the block name is unknown, e.g. Classic blocks have their name set to null.
Default:null

Return

string Block name to use for serialization.

Source

function strip_core_block_namespace( $block_name = null ) {
	if ( is_string( $block_name ) && str_starts_with( $block_name, 'core/' ) ) {
		return substr( $block_name, 5 );
	}

	return $block_name;
}

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Used by	Description
get_comment_delimited_block_content()`wp-includes/blocks.php`	Returns the content of a block, including comment delimiters.
has_block()`wp-includes/blocks.php`	Determines whether a $post or a string contains a specific block type.

Changelog

Version	Description
5.3.1	Introduced.

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