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Programming and Data Structures
book

Programming and Data Structures

by Ashok Kamthane
August 2009
Intermediate to advanced content levelIntermediate to advanced
604 pages
21h 39m
English
Pearson India
Content preview from Programming and Data Structures
Preprocessor Directives 367
11.13 THE PREDEFINED MACROS IN ANSI AND TURBO-C
a) ANS I C Predefined M acros The lists of pre-defined macros according to ANSI standard are as
per the Table 11.1. There are five pre-defined macros and are always available to the programmer for
use. They can not be undefined. Every macro name is defined with two underscores as prefix and
suffix. These macros are useful for finding system information such as date, time, and file name and
line number. A program is illustrated for testing these macros.
Table 11.5 Predefined Macros in ANSI -C
Predefined Macros
Function
__
Date
__
Displays system date in string format
__
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Publisher Resources

ISBN: 9789332506343