Method to_float

core/string/ustring.cpp:2618–2620

#define READING_DONE 4

double String::to_float(const char *p_str) {
	return built_in_strtod<char>(p_str);
}

double String::to_float(const char32_t *p_str, const char32_t **r_end) {
	return built_in_strtod<char32_t>(p_str, (char32_t **)r_end);