Make C++ files in doc/examples/ compile again.

[ginac.git] / doc / examples / mystring.cpp

diff --git a/doc/examples/mystring.cpp b/doc/examples/mystring.cpp
index b86f18b90da571a75a646829e26e92a64547fd93..56c844d2cae5401afc801f43edb7807d1585db20 100644 (file)
--- a/doc/examples/mystring.cpp
+++ b/doc/examples/mystring.cpp
@@ -14,7 +14,7 @@ class mystring : public basic
        GINAC_DECLARE_REGISTERED_CLASS(mystring, basic)
 public:
        mystring(const string &s);
-       ex eval(int level) const;
+       ex eval() const override;
 private:
        string str;
 
@@ -54,7 +54,7 @@ void mystring::do_print(const print_context &c, unsigned level) const
  * evaluation: all strings automatically converted to lowercase with
  * non-alphabetic characters stripped, and empty strings removed
  */
-ex mystring::eval(int level) const
+ex mystring::eval() const
 {
        string new_str;
        for (size_t i=0; i<str.length(); i++) {