Convert string s to its double precision equivalent. Section 4.2 of The C Programming Language.
atof
converts string to its equivalent double precision value.atoi_using_atof
converts string to its equivalent int value (uses atof).atof_with_scientific_notations
extended version of atof to support scientific notations such as 123.45e-6.
- Using math.h library in C.
- Calling external programs in the same directory.
- Further understanding of floating-point numbers and functions in C.