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Code Issues Releases Wiki Activity

Reassignment to reference doesn't cause error

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Geoff Liu
2014-12-01 21:39:49 -07:00
parent e1610bf1a9
commit 8ea39ded5c
1 changed files with 1 additions and 1 deletions
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c++.html.markdown
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@@ -238,7 +238,7 @@ string& fooRef = foo; // This creates a reference to foo.
fooRef += ". Hi!"; // Modifies foo through the reference fooRef += ". Hi!"; // Modifies foo through the reference
cout << fooRef; // Prints "I am foo. Hi!" cout << fooRef; // Prints "I am foo. Hi!"
fooRef = bar; // Error: references cannot be reassigned. fooRef = bar; // Doesn't reassign `fooRef`. This is the same as `foo = bar`
const string& barRef = bar; // Create a const reference to bar. const string& barRef = bar; // Create a const reference to bar.
// Like C, const values (and pointers and references) cannot be modified. // Like C, const values (and pointers and references) cannot be modified.