diff options
Diffstat (limited to 'Doc/lib/libstring.tex')
| -rw-r--r-- | Doc/lib/libstring.tex | 8 |
1 files changed, 5 insertions, 3 deletions
diff --git a/Doc/lib/libstring.tex b/Doc/lib/libstring.tex index 4424863..56dcf6d 100644 --- a/Doc/lib/libstring.tex +++ b/Doc/lib/libstring.tex @@ -59,9 +59,11 @@ The functions defined in this module are: \begin{funcdesc}{atof}{s} Convert a string to a floating point number. The string must have the standard syntax for a floating point literal in Python, - optionally preceded by a sign (\samp{+} or \samp{-}). Note that - this behaves identical to the built-in function - \function{float()}\bifuncindex{float} when passed a string. + optionally preceded by a sign (\samp{+} or \samp{-}), or be + \code{'NaN'} (case insensitive) to indicate the IEEE ``Not a + Number'' value. Note that this behaves identical to the built-in + function \function{float()}\bifuncindex{float} when passed a + string. \end{funcdesc} \begin{funcdesc}{atoi}{s\optional{, base}} |