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Annotation of researchv10dc/dist/man/v4/man3/atof.3, revision 1.1.1.1

1.1       root        1: .th ATOF III 4/30/73
                      2: .sh NAME
                      3: atof \*- ascii to floating
                      4: .sh SYNOPSIS
                      5: .ft B
                      6: double atof(nptr)
                      7: .br
                      8: char *nptr;
                      9: .br
                     10: .ft R
                     11: .sh DESCRIPTION
                     12: .it Atof
                     13: converts a string to a floating
                     14: number.
                     15: .it Nptr
                     16: should point to a string containing the number;
                     17: the first unrecognized character ends the number.
                     18: .s3
                     19: The only numbers recognized are:  an optional minus
                     20: sign followed by a string of digits optionally containing
                     21: one decimal point, then followed optionally by the
                     22: letter \fBe\fR followed by a signed integer.
                     23: .sh DIAGNOSTICS
                     24: There are none; overflow results in a very large
                     25: number and garbage characters terminate the scan.
                     26: .sh BUGS
                     27: The
                     28: routine should accept initial \fB+\fR, initial blanks, and \fBE\fR for \fBe\fR.
                     29: Overflow should be signalled.

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