diff --git a/.gitignore b/.gitignore
new file mode 100644
index 0000000..dcaf716
--- /dev/null
+++ b/.gitignore
@@ -0,0 +1 @@
+index.html
diff --git a/README.md b/README.md
index b544c06..5500878 100644
--- a/README.md
+++ b/README.md
@@ -14,4 +14,6 @@ result :
 <svg width="100" height="100" fill="transparent" stroke="#000000" version="1.1" xmlns="http://www.w3.org/2000/svg">
     <rect y="10" x="10" stroke-width="1" height="10" width="10" rx="0" ry="0" />
 </svg>
-```
\ No newline at end of file
+```
+
+can be tested [here](https://www.lua.org/cgi-bin/demo)
\ No newline at end of file