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don't modify the output variable if ToXXX() fails to convert (modified patch 1849041)

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git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@50710 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775
This commit is contained in:
Vadim Zeitlin
2007-12-15 02:45:24 +00:00
parent 0c13edfa01
commit c95e653ca4
2 changed files with 34 additions and 33 deletions
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12
docs/latex/wx/wxstring.tex
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@@ -1205,8 +1205,8 @@ powerful means of converting wxString to C string.
Attempts to convert the string to a floating point number. Returns \true on
success (the number is stored in the location pointed to by \arg{val}) or \false
if the string does not represent such number (the value of \arg{val} shouldn't
be used in this case).
if the string does not represent such number (the value of \arg{val} is not
modified in this case).
\wxheading{See also}
@@ -1221,8 +1221,8 @@ be used in this case).
Attempts to convert the string to a signed integer in base {\it base}. Returns
\true on success in which case the number is stored in the location
pointed to by \arg{val} or \false if the string does not represent a
valid number in the given base (the value of \arg{val} shouldn't
be used in this case).
valid number in the given base (the value of \arg{val} is not modified
in this case).
The value of {\it base} must be comprised between $2$ and $36$, inclusive, or
be a special value $0$ which means that the usual rules of {\tt C} numbers are
@@ -1262,8 +1262,8 @@ with C99 support and Microsoft Visual C++ version 7 and higher do support this.
Attempts to convert the string to an unsigned integer in base {\it base}.
Returns \true on success in which case the number is stored in the
location pointed to by \arg{val} or \false if the string does not
represent a valid number in the given base (the value of \arg{val} shouldn't
be used in this case). Please notice that this function
represent a valid number in the given base (the value of \arg{val} is not
modified in this case). Please notice that this function
behaves in the same way as the standard \texttt{strtoul()} and so it simply
converts negative numbers to unsigned representation instead of rejecting them
(e.g. $-1$ is returned as \texttt{ULONG\_MAX}).