PC Extra Super CD 1998 January/PCPLUS131.iso/DJGPP/V2/DJLSR201.ZIP/src/libc/ansi/stdlib/atof.txh

Text File | 1995-07-10 | 551 b | 30 lines

@node atof, string
@subheading Syntax

@example
#include <stdlib.h>

double atof(const char *string);
@end example

@subheading Description

Convert as much of the string as possible to an equivalent double
precision real number.

This function is almost like @code{strtod(string, NULL)} (@pxref{strtod}).

@subheading Return Value

The equivalent value, or zero if the string does not represent a number.

@subheading Example

@example
main(int argc, char **argv)
@{
  double d = atof(argv[1]);
  @dots{}
@end example