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Diffstat (limited to 'runtime/doc/usr_41.txt')
| -rw-r--r-- | runtime/doc/usr_41.txt | 43 |
1 files changed, 31 insertions, 12 deletions
diff --git a/runtime/doc/usr_41.txt b/runtime/doc/usr_41.txt index 64cf78d3b2..38e511fa7c 100644 --- a/runtime/doc/usr_41.txt +++ b/runtime/doc/usr_41.txt @@ -1,4 +1,4 @@ -*usr_41.txt* For Vim version 7.1. Last change: 2007 Apr 26 +*usr_41.txt* For Vim version 7.2a. Last change: 2008 Jun 21 VIM USER MANUAL - by Bram Moolenaar @@ -579,9 +579,12 @@ the function name to jump to detailed help on it. String manipulation: nr2char() get a character by its ASCII value char2nr() get ASCII value of a character - str2nr() convert a string to a number + str2nr() convert a string to a Number + str2float() convert a string to a Float printf() format a string according to % items escape() escape characters in a string with a '\' + shellescape() escape a string for use with a shell command + fnameescape() escape a file name for use with a Vim command tr() translate characters from one set to another strtrans() translate a string to make it printable tolower() turn a string to lowercase @@ -646,6 +649,20 @@ Dictionary manipulation: min() minimum value in a Dictionary count() count number of times a value appears +Floating point computation: + float2nr() convert Float to Number + abs() absolute value (also works for Number) + round() round off + ceil() round up + floor() round down + trunc() remove value after decimal point + log10() logarithm to base 10 + pow() value of x to the exponent y + sqrt() square root + sin() sine + cos() cosine + atan() arc tangent + Variables: type() type of a variable islocked() check if a variable is locked @@ -797,6 +814,7 @@ Interactive: confirm() let the user make a choice getchar() get a character from the user getcharmod() get modifiers for the last typed character + feedkeys() put characters in the typeahead queue input() get a line from the user inputlist() let the user pick an entry from a list inputsecret() get a line from the user without showing it @@ -838,6 +856,7 @@ Various: cscope_connection() check if a cscope connection exists did_filetype() check if a FileType autocommand was used eventhandler() check if invoked by an event handler + getpid() get process ID of Vim libcall() call a function in an external library libcallnr() idem, returning a number @@ -887,8 +906,8 @@ are local unless prefixed by something like "g:", "a:", or "s:". Note: To access a global variable from inside a function you must prepend - "g:" to it. Thus "g:count" inside a function is used for the global - variable "count", and "count" is another variable, local to the + "g:" to it. Thus "g:today" inside a function is used for the global + variable "today", and "today" is another variable, local to the function. You now use the ":return" statement to return the smallest number to the user. @@ -947,13 +966,13 @@ These will have the line numbers from the range the function was called with. Example: > :function Count_words() range - : let n = a:firstline - : let count = 0 - : while n <= a:lastline - : let count = count + Wordcount(getline(n)) - : let n = n + 1 + : let lnum = a:firstline + : let n = 0 + : while lnum <= a:lastline + : let n = n + len(split(getline(lnum))) + : let lnum = lnum + 1 : endwhile - : echo "found " . count . " words" + : echo "found " . n . " words" :endfunction You can call this function with: > @@ -1205,7 +1224,7 @@ over them: > one ~ two ~ -The will notice the keys are not ordered. You can sort the list to get a +You will notice the keys are not ordered. You can sort the list to get a specific order: > :for key in sort(keys(uk2nl)) @@ -2238,7 +2257,7 @@ that could be ~/.vim/after/compiler. *41.14* Writing a plugin that loads quickly *write-plugin-quickload* A plugin may grow and become quite long. The startup delay may become -noticeable, while you hardly every use the plugin. Then it's time for a +noticeable, while you hardly ever use the plugin. Then it's time for a quickload plugin. The basic idea is that the plugin is loaded twice. The first time user |