C++ Programming/Code/Standard C Library/Functions/atof

atof
The function atof converts str into a double, then returns that value. str must start with a valid number, but can be terminated with any non-numerical character, other than "E" or "e". For example,

results in x being set to 42.0.


 * Related topics: atoi - atol - strtod (Standard C I/O) sprintf