String Handling Tasks

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Use MFC class CString rather than the run-time library string functions in most of your MFC programming.

For related information about working with strings, see String Manipulation in the Run-Time Library Reference and String Manipulation in the Win32 Programmer's Reference.

The following categories of tasks are listed in this topic:

• Basic CString Tasks
  
  
• CString Operations Relating to C-Style Strings
  
  
• CString Argument Passing
  
  
• Unicode and Multibyte Character Set (MBCS) Support in CString
  
  
• CString Exception Cleanup

What do you want to do?

Basic CString Tasks

• Use CString objects
  
  
• Create a CString from a standard C literal string
  
  
• Access individual characters in a CString
  
  
• Concatenate two CString objects
  
  
• Compare CString objects
  
  
• Enable or disable CString reference counting

CString Operations Relating to C-Style Strings

• Convert a CString to a C-style null-terminated string
  
  
• Convert between CString and const char pointers
  
  
• Use CString member functions in place of standard run-time functions
  
  
• Modify CString contents directly
  
  
• Use CString objects with variable argument functions
  
  
• Use CString formal parameters correctly

CString Argument Passing

• Pass CString function arguments
  
  
• Return a CString object from a function

Unicode and Multibyte Character Set (MBCS) Support in CString

• Use Unicode/MBCS in CString

CString Exception Cleanup

• Clean up CString objects after an exception