compilation: Update

gaocegege · gaocegege · commit 32b97aeb6e4c · 2017-07-18T14:27:59.000+08:00
Signed-off-by: Ce Gao &lt;ce.gao@outlook.com&gt;
diff --git a/raw-docs/devel/compilation.md b/raw-docs/devel/compilation.md
@@ -106,7 +106,7 @@ posAY <- 22
 posBX <- 33
 posBY <- 22
 
-processing$line(posAX, posAY, posBX, posBY)
+line(posAX, posAY, posBX, posBY)
 ```
 
 The output is:
