atof function
atof function 
atof to be done.
Library:   stdlib.h
Prototype: double atof(const char *ptr);
Syntax:	  
 example program.
example program.
See also: 
atoi String to integer conversion.
atol String to long integer conversion.
strtod String to double conversion.
strtol String to long integer conversion.
strtoul String to unsigned long integer 
conversion.
Martin Leslie