parse_num.h File Reference

#include <stddef.h>
#include <stdint.h>
#include <stdbool.h>

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Functions
size_t	parseUInt64 (const char *str, size_t size, uint64_t *result)
size_t	parseInt64 (const char *str, size_t size, int64_t *result)
size_t	parseDouble (const char *str, size_t size, double *result)

Function Documentation

parseDouble()

size_t parseDouble	(	const char *	str,
		size_t	size,
		double *	result
	)

parseInt64()

size_t parseInt64	(	const char *	str,
		size_t	size,
		int64_t *	result
	)

parseUInt64()

size_t parseUInt64	(	const char *	str,
		size_t	size,
		uint64_t *	result
	)

Parse integer numbers.

Returns the number of parsed digits until the first non-valid character. Returns 0 upon failure.

Hex numbers start with 0x. Signed numbers may have a +/- prefix.