diff options
Diffstat (limited to 'runtime/doc/eval.txt')
| -rw-r--r-- | runtime/doc/eval.txt | 25 |
1 files changed, 19 insertions, 6 deletions
diff --git a/runtime/doc/eval.txt b/runtime/doc/eval.txt index 4d9df8936..8be5ee49a 100644 --- a/runtime/doc/eval.txt +++ b/runtime/doc/eval.txt @@ -1,4 +1,4 @@ -*eval.txt* For Vim version 7.4. Last change: 2016 Jun 06 +*eval.txt* For Vim version 7.4. Last change: 2016 Jul 01 VIM REFERENCE MANUAL by Bram Moolenaar @@ -40,6 +40,8 @@ done, the features in this document are not available. See |+eval| and There are nine types of variables: Number A 32 or 64 bit signed number. |expr-number| *Number* + 64-bit Number is available only when compiled with the + |+num64| feature. Examples: -123 0x10 0177 Float A floating point number. |floating-point-format| *Float* @@ -888,6 +890,11 @@ When dividing a Number by zero the result depends on the value: <0 / 0 = -0x7fffffff (like negative infinity) (before Vim 7.2 it was always 0x7fffffff) +When 64-bit Number support is enabled: + 0 / 0 = -0x8000000000000000 (like NaN for Float) + >0 / 0 = 0x7fffffffffffffff (like positive infinity) + <0 / 0 = -0x7fffffffffffffff (like negative infinity) + When the righthand side of '%' is zero, the result is 0. None of these work for |Funcref|s. @@ -3566,17 +3573,19 @@ float2nr({expr}) *float2nr()* decimal point. {expr} must evaluate to a |Float| or a Number. When the value of {expr} is out of range for a |Number| the - result is truncated to 0x7fffffff or -0x7fffffff. NaN results - in -0x80000000. + result is truncated to 0x7fffffff or -0x7fffffff (or when + 64-bit Number support is enabled, 0x7fffffffffffffff or + -0x7fffffffffffffff. NaN results in -0x80000000 (or when + 64-bit Number support is enabled, -0x8000000000000000). Examples: > echo float2nr(3.95) < 3 > echo float2nr(-23.45) < -23 > echo float2nr(1.0e100) -< 2147483647 > +< 2147483647 (or 9223372036854775807) > echo float2nr(-1.0e150) -< -2147483647 > +< -2147483647 (or -9223372036854775807) > echo float2nr(1.0e-100) < 0 {only available when compiled with the |+float| feature} @@ -7655,7 +7664,10 @@ winwidth({nr}) *winwidth()* :if winwidth(0) <= 50 : exe "normal 50\<C-W>|" :endif -< +< For getting the terminal or screen size, see the 'columns' + option. + + wordcount() *wordcount()* The result is a dictionary of byte/chars/word statistics for the current buffer. This is the same info as provided by @@ -7842,6 +7854,7 @@ multi_lang Compiled with support for multiple languages. mzscheme Compiled with MzScheme interface |mzscheme|. netbeans_enabled Compiled with support for |netbeans| and connected. netbeans_intg Compiled with support for |netbeans|. +num64 Compiled with 64-bit |Number| support. ole Compiled with OLE automation support for Win32. os2 OS/2 version of Vim. packages Compiled with |packages| support. |