Mercurial > vim

comparison runtime/doc/eval.txt @ 2339:01e4b4d37842 vim73

Find changesets by keywords (author, files, the commit message), revision number or hash, or revset expression.
Added strdisplaywidth() function.
author Bram Moolenaar <bram@vim.org>
date Sun, 18 Jul 2010 15:45:49 +0200
parents da6ec32d8d8f
children 0703d2fd5749
comparison
equal deleted inserted replaced
2338:da6ec32d8d8f 2339:01e4b4d37842
1908 List make |List| from {pat} separated {expr} 1908 List make |List| from {pat} separated {expr}
1909 sqrt( {expr} Float squar root of {expr} 1909 sqrt( {expr} Float squar root of {expr}
1910 str2float( {expr}) Float convert String to Float 1910 str2float( {expr}) Float convert String to Float
1911 str2nr( {expr} [, {base}]) Number convert String to Number 1911 str2nr( {expr} [, {base}]) Number convert String to Number
1912 strchars( {expr}) Number character length of the String {expr} 1912 strchars( {expr}) Number character length of the String {expr}
1913 strdisplaywidth( {expr} [, {col}]) Number display length of the String {expr}
1913 strftime( {format}[, {time}]) String time in specified format 1914 strftime( {format}[, {time}]) String time in specified format
1914 stridx( {haystack}, {needle}[, {start}]) 1915 stridx( {haystack}, {needle}[, {start}])
1915 Number index of {needle} in {haystack} 1916 Number index of {needle} in {haystack}
1916 string( {expr}) String String representation of {expr} value 1917 string( {expr}) String String representation of {expr} value
1917 strlen( {expr}) Number length of the String {expr} 1918 strlen( {expr}) Number length of the String {expr}
5366 5367
5367 strchars({expr}) *strchars()* 5368 strchars({expr}) *strchars()*
5368 The result is a Number, which is the number of characters 5369 The result is a Number, which is the number of characters
5369 String {expr} occupies. Composing characters are counted 5370 String {expr} occupies. Composing characters are counted
5370 separately. 5371 separately.
5371 Also see |strlen()| and |strwidth()|. 5372 Also see |strlen()|, |strdisplaywidth()| and |strwidth()|.
5373
5374 strdisplaywidth({expr}[, {col}]) *strdisplaywidth()*
5375 The result is a Number, which is the number of display cells
5376 String {expr} occupies on the screen.
5377 When {col} is omitted zero is used. Otherwise it is the
5378 screen column where to start. This matters for Tab
5379 characters.
5380 When {expr} contains characters with East Asian Width Class
5381 Ambiguous, this function's return value depends on 'ambiwidth'.
5382 Also see |strlen()|, |strwidth()| and |strchars()|.
5372 5383
5373 strftime({format} [, {time}]) *strftime()* 5384 strftime({format} [, {time}]) *strftime()*
5374 The result is a String, which is a formatted date and time, as 5385 The result is a String, which is a formatted date and time, as
5375 specified by the {format} string. The given {time} is used, 5386 specified by the {format} string. The given {time} is used,
5376 or the current time if no time is given. The accepted 5387 or the current time if no time is given. The accepted
5430 5441
5431 :let len = strlen(substitute(str, ".", "x", "g")) 5442 :let len = strlen(substitute(str, ".", "x", "g"))
5432 < 5443 <
5433 If the argument is a Number it is first converted to a String. 5444 If the argument is a Number it is first converted to a String.
5434 For other types an error is given. 5445 For other types an error is given.
5435 Also see |len()|, |strchars()| and |strwidth()|. 5446 Also see |len()|, |strchars()|, |strdisplaywidth()| and
5447 |strwidth()|.
5436 5448
5437 strpart({src}, {start}[, {len}]) *strpart()* 5449 strpart({src}, {start}[, {len}]) *strpart()*
5438 The result is a String, which is part of {src}, starting from 5450 The result is a String, which is part of {src}, starting from
5439 byte {start}, with the byte length {len}. 5451 byte {start}, with the byte length {len}.
5440 When non-existing bytes are included, this doesn't result in 5452 When non-existing bytes are included, this doesn't result in
5476 starting a new line. 5488 starting a new line.
5477 5489
5478 strwidth({expr}) *strwidth()* 5490 strwidth({expr}) *strwidth()*
5479 The result is a Number, which is the number of display cells 5491 The result is a Number, which is the number of display cells
5480 String {expr} occupies. A Tab character is counted as one 5492 String {expr} occupies. A Tab character is counted as one
5481 cell (on the screen it depends on the position). 5493 cell, alternatively use |strdisplaywidth()|.
5482 When {expr} contains characters with East Asian Width Class 5494 When {expr} contains characters with East Asian Width Class
5483 Ambiguous, this function's return value depends on 'ambiwidth'. 5495 Ambiguous, this function's return value depends on 'ambiwidth'.
5484 Also see |strlen()| and |strchars()|. 5496 Also see |strlen()|, |strdisplaywidth()| and |strchars()|.
5485 5497
5486 submatch({nr}) *submatch()* 5498 submatch({nr}) *submatch()*
5487 Only for an expression in a |:substitute| command. Returns 5499 Only for an expression in a |:substitute| command. Returns
5488 the {nr}'th submatch of the matched text. When {nr} is 0 5500 the {nr}'th submatch of the matched text. When {nr} is 0
5489 the whole matched text is returned. 5501 the whole matched text is returned.