C Language and Libraries Help (clang.hlp) (Table of Contents; Topic list)
const
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─────C/C++ Language─────────────────────────────────────────────────────────
 
  Keyword:   const
 
  Syntax:    const declaration
                 member-function const
 
  Summary:   When modifying a data declaration, specifies that the
             object or variable is not modifiable. When following a
             member function's parameter list, specifies that the
             function doesn't modify the object for which it is
             invoked.
 
             See: Constant Values
                  Constant Member Functions
 
  See also:  volatile, define
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