From dc2626debc3974231ec0e95f13b7786e68eb089d Mon Sep 17 00:00:00 2001
From: Bernie Reiter <ockham@raz.or.at>
Date: Mon, 25 Sep 2023 20:46:35 +0200
Subject: [PATCH] Use isset instead of array_key_exists

---
 src/wp-includes/blocks.php | 10 +++++-----
 1 file changed, 5 insertions(+), 5 deletions(-)

diff --git a/src/wp-includes/blocks.php b/src/wp-includes/blocks.php
index 9767c6ef08f61..055b6846446b8 100644
--- a/src/wp-includes/blocks.php
+++ b/src/wp-includes/blocks.php
@@ -758,7 +758,7 @@ function get_hooked_blocks( $name ) {
 			if ( $anchor_block_type !== $name ) {
 				continue;
 			}
-			if ( ! array_key_exists( $relative_position, $hooked_blocks ) ) {
+			if ( ! isset( $hooked_blocks[ $relative_position ] ) ) {
 				$hooked_blocks[ $relative_position ] = array();
 			}
 			$hooked_blocks[ $relative_position ][] = $block_type->name;
@@ -805,7 +805,7 @@ function make_before_block_visitor( $context ) {
 			$anchor_block_type  = $parent['blockName'];
 			$hooked_block_types = get_hooked_blocks( $anchor_block_type );
 
-			if ( array_key_exists( $relative_position, $hooked_block_types ) ) {
+			if ( isset( $hooked_block_types[ $relative_position ] ) ) {
 				$hooked_block_types = $hooked_block_types[ $relative_position ];
 			} else {
 				$hooked_block_types = array();
@@ -832,7 +832,7 @@ function make_before_block_visitor( $context ) {
 		$anchor_block_type  = $block['blockName'];
 		$hooked_block_types = get_hooked_blocks( $anchor_block_type );
 
-		if ( array_key_exists( $relative_position, $hooked_block_types ) ) {
+		if ( isset( $hooked_block_types[ $relative_position ] ) ) {
 			$hooked_block_types = $hooked_block_types[ $relative_position ];
 		} else {
 			$hooked_block_types = array();
@@ -881,7 +881,7 @@ function make_after_block_visitor( $context ) {
 		$anchor_block_type  = $block['blockName'];
 		$hooked_block_types = get_hooked_blocks( $anchor_block_type );
 
-		if ( array_key_exists( $relative_position, $hooked_block_types ) ) {
+		if ( isset( $hooked_block_types[ $relative_position ] ) ) {
 			$hooked_block_types = $hooked_block_types[ $relative_position ];
 		} else {
 			$hooked_block_types = array();
@@ -899,7 +899,7 @@ function make_after_block_visitor( $context ) {
 			$anchor_block_type  = $parent['blockName'];
 			$hooked_block_types = get_hooked_blocks( $anchor_block_type );
 
-			if ( array_key_exists( $relative_position, $hooked_block_types ) ) {
+			if ( isset( $hooked_block_types[ $relative_position ] ) ) {
 				$hooked_block_types = $hooked_block_types[ $relative_position ];
 			} else {
 				$hooked_block_types = array();