From 218f670528158946a719265b8dc4cc2023b9d261 Mon Sep 17 00:00:00 2001
From: Henning Dieterichs <henning.dieterichs@live.de>
Date: Sat, 22 Feb 2020 13:40:24 +0100
Subject: [PATCH] Improves php demo.

---
 demo/php/demo.php | 6 ++++--
 1 file changed, 4 insertions(+), 2 deletions(-)

diff --git a/demo/php/demo.php b/demo/php/demo.php
index 978993f..1ec99d1 100644
--- a/demo/php/demo.php
+++ b/demo/php/demo.php
@@ -14,10 +14,12 @@ $visualize = function () use (&$graph) {
 };
 
 for ($i = 2; $i < 100; $i++) {
-    $targetId = "" . random_int(1, $i - 1);
+    // add a node
     $id = "" . $i;
-
     array_push($graph["nodes"], ["id" => $id, "label" => $id]);
+
+    // connects the node to a random edge
+    $targetId = "" . random_int(1, $i - 1);
     array_push($graph["edges"], ["from" => $id, "to" => "" . $targetId]);
 
     xdebug_break();