N°2844 - Add iUIContentBlock::HasSubBlocks() helper

sources/application/UI/Base/Layout/iUIContentBlock.php

@@ -64,6 +64,11 @@ interface iUIContentBlock {
 	 */
 	public function GetSubBlock(string $sId): ?iUIBlock;
 
+	/**
+	 * @return bool True if there is at least 1 sub-block
+	 */
+	public function HasSubBlocks(): bool;
+
 	/**
 	 * Return an array of all the sub blocks
 	 *