Very fast and portable wrappers for strtol, strtoul, strtoll, strtoull, strtold, strtod and strtof. All numeric bases from 2 to 36 are supported for integer, double and long double values. The prefixes 0b, 0o and 0x are supported where 0o is optionally required for a detection of octals.
c parser performance portable strtod zlib-license numeric-systems strtol strtoul strtoll strtoull strtold strtof
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Updated
Jul 10, 2026 - C