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strtoll [V1.07 or later]


Conversion of character string to integer (long long int type) and storing pointer to last character string

[Classification]

Standard library

[Syntax]

#include <stdlib.h>

long long int __far strtoll(const char __near * restrict nptr, char __near * __near * restrict endptr, int base); (C99)

long long int __far _COM_strtoll_ff(const char __far * restrict nptr, char __far * __far * restrict endptr, int base); (C99)

[Return value]

Returns the converted value if the partial character string could be converted. If it could not, 0 is returned.

If an overflow occurs, this function returns LLONG_MAX or LLONG_MIN and sets macro ERANGE to global variable errno.

[Description]

This function skips 0 or more columns of white-space characters (character which makes the isspace function true) from the start of the string indicated by nptr, and converts the string from the next character into a long long int-type representation. If base is 0, the value is interpreted as the C radix representation. If base is in the range from 2 to 36, the value is interpreted as a radix. When endptr is not a null pointer, the pointer to the remaining strings that were not converted is set in endptr.