Run-Time Routines by Category

This section lists and describes Microsoft run-time library routines by category. For reference convenience, some routines are listed in more than one category. Multibyte-character routines and wide-character routines are grouped with single-byte – character counterparts, where they exist.

This section also provides .NET Framework equivalent methods or classes where available.

The main categories of Microsoft run-time library routines are:

Argument Access	Buffer Manipulation
Byte Classification	Character Classification
Data Alignment	Data Conversion
Debug Routines	Deprecated CRT Functions
Directory Control	Error Handling (CRT)
Exception Handling Routines	File Handling
Floating-Point Support	Input and Output
Internationalization	Memory Allocation
Process and Environment Control	Robustness
Run-Time Error Checking	Searching and Sorting
String Manipulation (CRT)	System Calls
Time Management

See Also

Concepts

Run-Time Library Reference