atoh
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atoh()
Convert a string containing a hexadecimal number into an unsigned number
Synopsis:
#include <stdlib.h> unsigned atoh( const char* ptr );
Arguments:
- ptr
- A pointer to the string to parse.
Library:
libc
Use the -l c option to qcc to link against this library. This library is usually included automatically.
Description:
The atoh() function converts the string pointed to by ptr to unsigned representation, assuming the string contains a hexadecimal (base 16) number.
Returns:
The converted value.
Examples:
#include <stdlib.h>
#include <stdio.h>
int main( void )
{
unsigned x;
x = atoh( "F1A6" );
printf( "number is %x\n", x );
return EXIT_SUCCESS;
}
Classification:
| Safety: | |
|---|---|
| Cancellation point | No |
| Interrupt handler | Yes |
| Signal handler | Yes |
| Thread | Yes |
See also:
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