Mercurial > vim
comparison runtime/doc/eval.txt @ 531:da9142bd190a v7.0149
updated for version 7.0149
author | vimboss |
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date | Tue, 20 Sep 2005 23:22:24 +0000 |
parents | 339999b511a0 |
children | 7052f11a3dc9 |
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530:339999b511a0 | 531:da9142bd190a |
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1 *eval.txt* For Vim version 7.0aa. Last change: 2005 Sep 15 | 1 *eval.txt* For Vim version 7.0aa. Last change: 2005 Sep 20 |
2 | 2 |
3 | 3 |
4 VIM REFERENCE MANUAL by Bram Moolenaar | 4 VIM REFERENCE MANUAL by Bram Moolenaar |
5 | 5 |
6 | 6 |
1518 getchar( [expr]) Number get one character from the user | 1518 getchar( [expr]) Number get one character from the user |
1519 getcharmod( ) Number modifiers for the last typed character | 1519 getcharmod( ) Number modifiers for the last typed character |
1520 getbufvar( {expr}, {varname}) variable {varname} in buffer {expr} | 1520 getbufvar( {expr}, {varname}) variable {varname} in buffer {expr} |
1521 getcmdline() String return the current command-line | 1521 getcmdline() String return the current command-line |
1522 getcmdpos() Number return cursor position in command-line | 1522 getcmdpos() Number return cursor position in command-line |
1523 getcmdtype() String return the current command-line type | |
1523 getcwd() String the current working directory | 1524 getcwd() String the current working directory |
1524 getfperm( {fname}) String file permissions of file {fname} | 1525 getfperm( {fname}) String file permissions of file {fname} |
1525 getfsize( {fname}) Number size in bytes of file {fname} | 1526 getfsize( {fname}) Number size in bytes of file {fname} |
1526 getfontname( [{name}]) String name of font being used | 1527 getfontname( [{name}]) String name of font being used |
1527 getftime( {fname}) Number last modification time of file | 1528 getftime( {fname}) Number last modification time of file |
1548 hostname() String name of the machine Vim is running on | 1549 hostname() String name of the machine Vim is running on |
1549 iconv( {expr}, {from}, {to}) String convert encoding of {expr} | 1550 iconv( {expr}, {from}, {to}) String convert encoding of {expr} |
1550 indent( {lnum}) Number indent of line {lnum} | 1551 indent( {lnum}) Number indent of line {lnum} |
1551 index( {list}, {expr} [, {start} [, {ic}]]) | 1552 index( {list}, {expr} [, {start} [, {ic}]]) |
1552 Number index in {list} where {expr} appears | 1553 Number index in {list} where {expr} appears |
1553 input( {prompt} [, {text}]) String get input from the user | 1554 input( {prompt} [, {text} [, {completion}]]) |
1555 String get input from the user | |
1554 inputdialog( {p} [, {t} [, {c}]]) String like input() but in a GUI dialog | 1556 inputdialog( {p} [, {t} [, {c}]]) String like input() but in a GUI dialog |
1555 inputrestore() Number restore typeahead | 1557 inputrestore() Number restore typeahead |
1556 inputsave() Number save and clear typeahead | 1558 inputsave() Number save and clear typeahead |
1557 inputsecret( {prompt} [, {text}]) String like input() but hiding the text | 1559 inputsecret( {prompt} [, {text}]) String like input() but hiding the text |
1558 insert( {list}, {item} [, {idx}]) List insert {item} in {list} [before {idx}] | 1560 insert( {list}, {item} [, {idx}]) List insert {item} in {list} [before {idx}] |
2531 Return the current command-line. Only works when the command | 2533 Return the current command-line. Only works when the command |
2532 line is being edited, thus requires use of |c_CTRL-\_e| or | 2534 line is being edited, thus requires use of |c_CTRL-\_e| or |
2533 |c_CTRL-R_=|. | 2535 |c_CTRL-R_=|. |
2534 Example: > | 2536 Example: > |
2535 :cmap <F7> <C-\>eescape(getcmdline(), ' \')<CR> | 2537 :cmap <F7> <C-\>eescape(getcmdline(), ' \')<CR> |
2536 < Also see |getcmdpos()| and |setcmdpos()|. | 2538 < Also see |getcmdtype()|, |getcmdpos()| and |setcmdpos()|. |
2537 | 2539 |
2538 getcmdpos() *getcmdpos()* | 2540 getcmdpos() *getcmdpos()* |
2539 Return the position of the cursor in the command line as a | 2541 Return the position of the cursor in the command line as a |
2540 byte count. The first column is 1. | 2542 byte count. The first column is 1. |
2541 Only works when editing the command line, thus requires use of | 2543 Only works when editing the command line, thus requires use of |
2542 |c_CTRL-\_e| or |c_CTRL-R_=|. Returns 0 otherwise. | 2544 |c_CTRL-\_e| or |c_CTRL-R_=|. Returns 0 otherwise. |
2543 Also see |setcmdpos()| and |getcmdline()|. | 2545 Also see |getcmdtype()|, |setcmdpos()| and |getcmdline()|. |
2546 | |
2547 getcmdtype() *getcmdtype()* | |
2548 Return the current command-line type. Possible return values | |
2549 are: | |
2550 / Search forward command | |
2551 ? Search backward command | |
2552 : Ex-command mode | |
2553 @ Input mode | |
2554 > Debug mode | |
2555 Only works when editing the command line, thus requires use of | |
2556 |c_CTRL-\_e| or |c_CTRL-R_=|. Returns an empty string | |
2557 otherwise. | |
2558 Also see |getcmdpos()|, |setcmdpos()| and |getcmdline()|. | |
2544 | 2559 |
2545 *getcwd()* | 2560 *getcwd()* |
2546 getcwd() The result is a String, which is the name of the current | 2561 getcwd() The result is a String, which is the name of the current |
2547 working directory. | 2562 working directory. |
2548 | 2563 |
2908 Example: > | 2923 Example: > |
2909 :let idx = index(words, "the") | 2924 :let idx = index(words, "the") |
2910 :if index(numbers, 123) >= 0 | 2925 :if index(numbers, 123) >= 0 |
2911 | 2926 |
2912 | 2927 |
2913 input({prompt} [, {text}]) *input()* | 2928 input({prompt} [, {text} [, {completion}]]) *input()* |
2914 The result is a String, which is whatever the user typed on | 2929 The result is a String, which is whatever the user typed on |
2915 the command-line. The parameter is either a prompt string, or | 2930 the command-line. The parameter is either a prompt string, or |
2916 a blank string (for no prompt). A '\n' can be used in the | 2931 a blank string (for no prompt). A '\n' can be used in the |
2917 prompt to start a new line. The highlighting set with | 2932 prompt to start a new line. |
2918 |:echohl| is used for the prompt. The input is entered just | 2933 The highlighting set with |:echohl| is used for the prompt. |
2919 like a command-line, with the same editing commands and | 2934 The input is entered just like a command-line, with the same |
2920 mappings. There is a separate history for lines typed for | 2935 editing commands and mappings. There is a separate history |
2921 input(). | 2936 for lines typed for input(). |
2937 Example: > | |
2938 :if input("Coffee or beer? ") == "beer" | |
2939 : echo "Cheers!" | |
2940 :endif | |
2941 < | |
2922 If the optional {text} is present, this is used for the | 2942 If the optional {text} is present, this is used for the |
2923 default reply, as if the user typed this. | 2943 default reply, as if the user typed this. Example: > |
2924 NOTE: This must not be used in a startup file, for the | 2944 :let color = input("Color? ", "white") |
2925 versions that only run in GUI mode (e.g., the Win32 GUI). | 2945 |
2946 < The optional {completion} argument specifies the type of | |
2947 completion supported for the input. Without it completion is | |
2948 not performed. The supported completion types are the same as | |
2949 that can be supplied to a user-defined command using the | |
2950 "-complete=" argument. Refer to |:command-completion| for | |
2951 more information. Example: > | |
2952 let fname = input("File: ", "", "file") | |
2953 < | |
2954 NOTE: This function must not be used in a startup file, for | |
2955 the versions that only run in GUI mode (e.g., the Win32 GUI). | |
2926 Note: When input() is called from within a mapping it will | 2956 Note: When input() is called from within a mapping it will |
2927 consume remaining characters from that mapping, because a | 2957 consume remaining characters from that mapping, because a |
2928 mapping is handled like the characters were typed. | 2958 mapping is handled like the characters were typed. |
2929 Use |inputsave()| before input() and |inputrestore()| | 2959 Use |inputsave()| before input() and |inputrestore()| |
2930 after input() to avoid that. Another solution is to avoid | 2960 after input() to avoid that. Another solution is to avoid |
2931 that further characters follow in the mapping, e.g., by using | 2961 that further characters follow in the mapping, e.g., by using |
2932 |:execute| or |:normal|. | 2962 |:execute| or |:normal|. |
2933 | 2963 |
2934 Example: > | 2964 Example with a mapping: > |
2935 :if input("Coffee or beer? ") == "beer" | |
2936 : echo "Cheers!" | |
2937 :endif | |
2938 < Example with default text: > | |
2939 :let color = input("Color? ", "white") | |
2940 < Example with a mapping: > | |
2941 :nmap \x :call GetFoo()<CR>:exe "/" . Foo<CR> | 2965 :nmap \x :call GetFoo()<CR>:exe "/" . Foo<CR> |
2942 :function GetFoo() | 2966 :function GetFoo() |
2943 : call inputsave() | 2967 : call inputsave() |
2944 : let g:Foo = input("enter search pattern: ") | 2968 : let g:Foo = input("enter search pattern: ") |
2945 : call inputrestore() | 2969 : call inputrestore() |
2955 :endif | 2979 :endif |
2956 < When the dialog is cancelled {cancelreturn} is returned. When | 2980 < When the dialog is cancelled {cancelreturn} is returned. When |
2957 omitted an empty string is returned. | 2981 omitted an empty string is returned. |
2958 Hitting <Enter> works like pressing the OK button. Hitting | 2982 Hitting <Enter> works like pressing the OK button. Hitting |
2959 <Esc> works like pressing the Cancel button. | 2983 <Esc> works like pressing the Cancel button. |
2984 NOTE: Command-line completion is not supported. | |
2960 | 2985 |
2961 inputlist({textlist}) *inputlist()* | 2986 inputlist({textlist}) *inputlist()* |
2962 {textlist} must be a list of strings. This list is displayed, | 2987 {textlist} must be a list of strings. This list is displayed, |
2963 one string per line. The user will be prompted to enter a | 2988 one string per line. The user will be prompted to enter a |
2964 number, which is returned. | 2989 number, which is returned. |
2994 asterisks ("*") thereby keeping the entry secret, and | 3019 asterisks ("*") thereby keeping the entry secret, and |
2995 b) the user's response will not be recorded on the input | 3020 b) the user's response will not be recorded on the input |
2996 |history| stack. | 3021 |history| stack. |
2997 The result is a String, which is whatever the user actually | 3022 The result is a String, which is whatever the user actually |
2998 typed on the command-line in response to the issued prompt. | 3023 typed on the command-line in response to the issued prompt. |
3024 NOTE: Command-line completion is not supported. | |
2999 | 3025 |
3000 insert({list}, {item} [, {idx}]) *insert()* | 3026 insert({list}, {item} [, {idx}]) *insert()* |
3001 Insert {item} at the start of List {list}. | 3027 Insert {item} at the start of List {list}. |
3002 If {idx} is specified insert {item} before the item with index | 3028 If {idx} is specified insert {item} before the item with index |
3003 {idx}. If {idx} is zero it goes before the first item, just | 3029 {idx}. If {idx} is zero it goes before the first item, just |
4448 < | 4474 < |
4449 *winline()* | 4475 *winline()* |
4450 winline() The result is a Number, which is the screen line of the cursor | 4476 winline() The result is a Number, which is the screen line of the cursor |
4451 in the window. This is counting screen lines from the top of | 4477 in the window. This is counting screen lines from the top of |
4452 the window. The first line is one. | 4478 the window. The first line is one. |
4479 If the cursor was moved the view on the file will be updated | |
4480 first, this may cause a scroll. | |
4453 | 4481 |
4454 *winnr()* | 4482 *winnr()* |
4455 winnr([{arg}]) The result is a Number, which is the number of the current | 4483 winnr([{arg}]) The result is a Number, which is the number of the current |
4456 window. The top window has number 1. | 4484 window. The top window has number 1. |
4457 When the optional argument is "$", the number of the | 4485 When the optional argument is "$", the number of the |