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patch 7.4.755

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Problem:    It is not easy to count the number of characters.
Solution:   Add the skipcc argument to strchars(). (Hirohito Higashi, Ken
            Takata)
This commit is contained in:
Bram Moolenaar
2015-06-25 16:09:26 +02:00
parent 3a304b2382
commit 641e48c224
5 changed files with 50 additions and 19 deletions
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12
runtime/doc/eval.txt
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@@ -1985,7 +1985,7 @@ split( {expr} [, {pat} [, {keepempty}]])
sqrt( {expr}) Float square 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}
strchars( {expr} [, {skipcc}]) 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}])
@@ -5913,15 +5913,11 @@ string({expr}) Return {expr} converted to a String. If {expr} is a Number,
*strlen()*
strlen({expr}) The result is a Number, which is the length of the String
{expr} in bytes.
If you want to count the number of multi-byte characters (not
counting composing characters) use something like this: >
:let len = strlen(substitute(str, ".", "x", "g"))
<
If the argument is a Number it is first converted to a String.
For other types an error is given.
Also see |len()|, |strchars()|, |strdisplaywidth()| and
|strwidth()|.
If you want to count the number of multi-byte characters use
|strchars()|.
Also see |len()|, |strdisplaywidth()| and |strwidth()|.
strpart({src}, {start}[, {len}]) *strpart()*
The result is a String, which is part of {src}, starting from