Must be a zero-terminated string.
if true, check that s is entirely consumed by parsing the number.
optional bool Note: unlike with convertStringToDouble, the string "4.7" will parse to just 4. Replaces %d in scanf-like functions. Only parse correctly from -2147483648 to 2147483647. Larger values are clamped to this -2147483648 to 2147483647 range.
C-locale independent string to integer parsing.