C++ Mathematical Expression Library (ExprTk) http://www.partow.net/pr…

…ogramming/exprtk/index.html
kuipertan · Feb 11, 2017 · ecc414d · ecc414d
1 parent 27c041d
commit ecc414d
Showing 1 changed file with 5 additions and 2 deletions.
diff --git a/readme.txt b/readme.txt
@@ -885,11 +885,14 @@ version using ExprTk:
    foo.register_symbol_table(symbol_table);
 
    parser_t parser;
-   if (parser.compile(foo_str,foo))
+   if (!parser.compile(foo_str,foo))
    {
-      foo.value();
+      // Error in expression...
+      return;
    }
 
+   T result = foo.value();
+
 
 (3) Parser
 A  component  which  takes  as input  a  string  representation  of an