From 0f855daa71e745d8ab0df8c5bae0295c8ac68b5c Mon Sep 17 00:00:00 2001
From: Juribiyan <snivy@ponyasha.ru>
Date: Wed, 11 Jul 2018 22:03:18 +0500
Subject: [PATCH] Fix captcha bug caused by different decimal point in some
 environments

---
 nrand.php | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/nrand.php b/nrand.php
index dd1d748..a22232e 100644
--- a/nrand.php
+++ b/nrand.php
@@ -158,10 +158,10 @@ function generate_code($length = 7) {
 		foreach($charset as $char) {
 			$balanced = $freqs[$char] / $sum;
 			$bsum += $balanced;
-			$xfq[(string)$bsum] = $char;
+			$xfq[$char] = $bsum;
 		}
 		$roll = frand();
-		foreach($xfq as $freq => $letter) {
+		foreach($xfq as $letter => $freq) {
 			if($roll < $freq) {
 				$result[$i] = $letter;
 				$roll = 2;