From ee9b198036487ac7d6453d7bb81d51497a7eb230 Mon Sep 17 00:00:00 2001
From: Justin Lin <justin.sdk@gmail.com>
Date: Sun, 15 May 2022 10:17:52 +0800
Subject: [PATCH] re-org var

---
 src/matrix/m_replace.scad | 8 +++-----
 1 file changed, 3 insertions(+), 5 deletions(-)

diff --git a/src/matrix/m_replace.scad b/src/matrix/m_replace.scad
index fbc7dd32..fb838355 100644
--- a/src/matrix/m_replace.scad
+++ b/src/matrix/m_replace.scad
@@ -1,16 +1,14 @@
 function m_replace(m, x, y, value) =
     let(
 		rowY = m[y],
-        leng_rowY = len(rowY),
 		newRowY = [
-            for(i = [0:leng_rowY - 1]) 
+            for(i = [0:len(rowY) - 1]) 
             if(i == x) value
             else rowY[i]
-        ],
-        row_leng = len(m)
+        ]
 	)
     [
-        for(i = [0:row_leng - 1])
+        for(i = [0:len(m) - 1])
         if(i == y) newRowY
         else m[i]
     ];