function as an argument in another function
Passing a function to another function means it passes the return value to the function. Example Output
Category: C Programming
C Programming
sprintf function
sprintf composes a string with the same text that would be printed if format was used on printf, but instead of being printed, the content is stored as a C string in the buffer...
BGI Graphics with Turbo C
here we are showing a sample program for displaying a circle on console with the help of Turbo C.
Three dimensional arrays in C/C++
Three dimensional arrays are the arrays which form n groups of n rows and n columns. Syntax as : Example Output 21
Lvalues and Rvalues
Lvalue : They are generally left values of expression, and are on the left side of the expression. Rvalue : They are generally right values of expression, and are on the right side of...
difference between #include and #include “file”
#include <file> This variant is used for system header files. It searches for a file named file in a standard list of system directories. Example : #include “file” This variant is used for header...
Getting system time in C/C++
__TIME__ macro is used to print system time in C/C++ language. This macro expands to a string constant that describes the time at which the preprocessor is being run. The string constant contains eight...
getting system date in C
__DATE__ macro is used to print system date in C/C++ language. This macro expands to a string constant that describes the date on which the preprocessor is being run. The string constant contains eleven...
Merging two files in one in C/C++
We are opening first file firstFile.txt secondly file secondFile.txt and then reading line by line both of these files and writing a line of first file to third file and then contents of first...
clear a char* string array in C
Example Output Now this doesn’t erase all the characters in the string, but since the first character is now a termination character the string looks empty to your program. If you want to erase...
Getting file name and path in C/C++
The standard predefined MACRO __FILE__ available in C shows the full path to the file.
Sizeof operator in C and C++
In the programming languages C and C++, the unary operator sizeof is used to calculate the size of any datatype. Example Output on a Window Operating System
Integer max value with INT_MAX
Whenever we have to find maximum and minimum limit of various Data types, we may use INT_MAX platform-dependent constants proposed by ANSI. So INT_MAX find out Constant Maximal value which can be stored in...
Functions returning Strings in C
Functions can also return string values in C/C++. String is a constant variable so we have used const keyword for functions declaration and definition. Example Output