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Converts a string to unsigned representation
#include <stdlib.h> unsigned atoh( const char* ptr );
libc
The atoh() function converts the string pointed to by ptr to unsigned representation, assuming the string contains a hexadecimal (base 16) number.
The converted value.
#include <stdlib.h> #include <stdio.h> int main( void ) { unsigned x; x = atoh( "F1A6" ); printf( "number is %x\n", x ); return EXIT_SUCCESS; }
Safety: | |
---|---|
Cancellation point | No |
Interrupt handler | Yes |
Signal handler | Yes |
Thread | Yes |
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