* stdio.texi (Integer Conversions): Corrections to sample printf

output, clarify `#' behaviour on 0. 
(Floating-Point Conversions): Clarify that %g only uses %e when 
the exponent would be greater than 1.
This commit is contained in:
Andreas Jaeger 2001-10-29 15:56:29 +00:00
parent d3b82fcc5f
commit 776e8492c9

View File

@ -1940,7 +1940,7 @@ conversion gives results like:
| 0|0 | +0|+0 | 0|00000| | 00|0|
| 1|1 | +1|+1 | 1|00001| 1| 01|1|
| -1|-1 | -1|-1 | -1|-0001| -1| -01|-1|
|100000|100000|+100000| 100000|100000|100000|100000|100000|
|100000|100000|+100000|+100000| 100000|100000|100000|100000|100000|
@end smallexample
In particular, notice what happens in the last case where the number
@ -1954,7 +1954,7 @@ various format options, using the template string:
@end smallexample
@smallexample
| 0| 0| 0| 0| 0| 0x0| 0X0|0x00000000|
| 0| 0| 0| 0| 0| 0| 0| 00000000|
| 1| 1| 1| 1| 01| 0x1| 0X1|0x00000001|
|100000|303240|186a0|186A0|0303240|0x186a0|0X186A0|0x000186a0|
@end smallexample
@ -1983,10 +1983,10 @@ the precision. The exponent always contains at least two digits. The
The @samp{%g} and @samp{%G} conversions print the argument in the style
of @samp{%e} or @samp{%E} (respectively) if the exponent would be less
than -4 or greater than or equal to the precision; otherwise they use the
@samp{%f} style. Trailing zeros are removed from the fractional portion
of the result and a decimal-point character appears only if it is
followed by a digit.
than -4 or greater than or equal to the precision; otherwise they use
the @samp{%f} style. A precision of @code{0}, is taken as 1. is
Trailing zeros are removed from the fractional portion of the result and
a decimal-point character appears only if it is followed by a digit.
The @samp{%a} and @samp{%A} conversions are meant for representing
floating-point numbers exactly in textual form so that they can be