summaryrefslogtreecommitdiffhomepage
path: root/c++.html.markdown
diff options
context:
space:
mode:
authorGeoff Liu <cangming.liu@gmail.com>2014-12-01 21:39:49 -0700
committerGeoff Liu <cangming.liu@gmail.com>2014-12-01 21:42:16 -0700
commitbf493c07ed519cc3d41198a0720a5919f67f3ff0 (patch)
tree73340e4c1ec531ce8ab3e68e1234d331d6d166eb /c++.html.markdown
parente1610bf1a93550740072832cff1c647b0869a993 (diff)
Reassignment to reference doesn't cause error
Diffstat (limited to 'c++.html.markdown')
-rw-r--r--c++.html.markdown5
1 files changed, 4 insertions, 1 deletions
diff --git a/c++.html.markdown b/c++.html.markdown
index 9f357b08..5f80f26f 100644
--- a/c++.html.markdown
+++ b/c++.html.markdown
@@ -238,7 +238,10 @@ string& fooRef = foo; // This creates a reference to foo.
fooRef += ". Hi!"; // Modifies foo through the reference
cout << fooRef; // Prints "I am foo. Hi!"
-fooRef = bar; // Error: references cannot be reassigned.
+// Doesn't reassign "fooRef". This is the same as "foo = bar", and
+// foo == "I am bar"
+// after this line.
+fooRef = bar;
const string& barRef = bar; // Create a const reference to bar.
// Like C, const values (and pointers and references) cannot be modified.