Update ex7_23_24_25.cpp

etaotao · Nov 16, 2014 · 4107b83 · 4107b83
1 parent 89d2111
commit 4107b83
Showing 1 changed file with 2 additions and 5 deletions.
diff --git a/ch07/ex7_23_24_25.cpp b/ch07/ex7_23_24_25.cpp
@@ -35,11 +35,8 @@ class wyScreen
 
     //!  constructs:
     wyScreen() = default;
-    wyScreen(const pos h, const pos w, pos n) : height(h), width(w)
-    {
-        while(n--)  this->contents += " ";
-    }
-    wyScreen(const pos h, const pos w, const std::string &c) : height(h), width(w){ this->contents += c; }
+    wyScreen(const pos h, const pos w) : height(h), width(w)，contents(ht * wd, ' ') { }
+    wyScreen(const pos h, const pos w, const std::string &c) : height(h), width(w) contents(ht * wd, c) { }
 
 private:
     pos cursor = 0;