add plot to test sweavealike

diff --git a/r/learning_r/variables_and_objects.mdwn b/r/learning_r/variables_and_objects.mdwn
index 15e2a3c52729e4d50311d3e00615c8cf8f0ecec7..064b4d04c21604ea2d1f4be8d4c66d8fe3aca7fb 100644 (file)
--- a/r/learning_r/variables_and_objects.mdwn
+++ b/r/learning_r/variables_and_objects.mdwn
@@ -7,11 +7,15 @@ tests of my
 plugin for IkiWiki.
 
 
 plugin for IkiWiki.
 
 

-[[!sweavealike verbatim=1 code="""
+[[!sweavealike echo=1 code="""

 a <- 1
 a <- a + 10
 print(a)
 """]]
 
 a <- 1
 a <- a + 10
 print(a)
 """]]
 

+[[!sweavealike figure=1 echo=1 results="hide" code="""
+plot(1:10,(1:10)^2,xlab="x",ylab="x^2",main="Example figure")
+"""]
+

 
 testing
 
 testing