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Snippet: Add Custom Block to Post Content Builder Element

Important: Your custom callback function must be whitelisted or it will not work. This is for security reasons. Learn more →
 * Register new block for the Post Content element.
 * @link
add_filter( 'vcex_post_content_blocks', function( $blocks ) {
	$blocks['my_custom_block_callback'] = 'My Custom Block Name';
	return $blocks;
} );

 * Callback function for the "my_custom_block_callback" Post Content element block.
function my_custom_block_callback() {
	echo 'custom block output';
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