diff options
Diffstat (limited to 'runtime/doc/eval.txt')
| -rw-r--r-- | runtime/doc/eval.txt | 20 |
1 files changed, 16 insertions, 4 deletions
diff --git a/runtime/doc/eval.txt b/runtime/doc/eval.txt index f1eeb7303..25d6d0162 100644 --- a/runtime/doc/eval.txt +++ b/runtime/doc/eval.txt @@ -1910,6 +1910,7 @@ sqrt( {expr} Float squar root of {expr} str2float( {expr}) Float convert String to Float str2nr( {expr} [, {base}]) Number convert String to Number strchars( {expr}) Number character length of the String {expr} +strdisplaywidth( {expr} [, {col}]) Number display length of the String {expr} strftime( {format}[, {time}]) String time in specified format stridx( {haystack}, {needle}[, {start}]) Number index of {needle} in {haystack} @@ -5368,7 +5369,17 @@ strchars({expr}) *strchars()* The result is a Number, which is the number of characters String {expr} occupies. Composing characters are counted separately. - Also see |strlen()| and |strwidth()|. + Also see |strlen()|, |strdisplaywidth()| and |strwidth()|. + +strdisplaywidth({expr}[, {col}]) *strdisplaywidth()* + The result is a Number, which is the number of display cells + String {expr} occupies on the screen. + When {col} is omitted zero is used. Otherwise it is the + screen column where to start. This matters for Tab + characters. + When {expr} contains characters with East Asian Width Class + Ambiguous, this function's return value depends on 'ambiwidth'. + Also see |strlen()|, |strwidth()| and |strchars()|. strftime({format} [, {time}]) *strftime()* The result is a String, which is a formatted date and time, as @@ -5432,7 +5443,8 @@ strlen({expr}) The result is a Number, which is the length of the String < If the argument is a Number it is first converted to a String. For other types an error is given. - Also see |len()|, |strchars()| and |strwidth()|. + Also see |len()|, |strchars()|, |strdisplaywidth()| and + |strwidth()|. strpart({src}, {start}[, {len}]) *strpart()* The result is a String, which is part of {src}, starting from @@ -5478,10 +5490,10 @@ strtrans({expr}) *strtrans()* strwidth({expr}) *strwidth()* The result is a Number, which is the number of display cells String {expr} occupies. A Tab character is counted as one - cell (on the screen it depends on the position). + cell, alternatively use |strdisplaywidth()|. When {expr} contains characters with East Asian Width Class Ambiguous, this function's return value depends on 'ambiwidth'. - Also see |strlen()| and |strchars()|. + Also see |strlen()|, |strdisplaywidth()| and |strchars()|. submatch({nr}) *submatch()* Only for an expression in a |:substitute| command. Returns |