Mercurial > vim
diff runtime/doc/eval.txt @ 108:375b1d0f97b0
updated for version 7.0040
author | vimboss |
---|---|
date | Sun, 16 Jan 2005 22:02:49 +0000 |
parents | 0aa0e89bfd5f |
children | f6e567606d47 |
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--- a/runtime/doc/eval.txt +++ b/runtime/doc/eval.txt @@ -1,4 +1,4 @@ -*eval.txt* For Vim version 7.0aa. Last change: 2005 Jan 15 +*eval.txt* For Vim version 7.0aa. Last change: 2005 Jan 16 VIM REFERENCE MANUAL by Bram Moolenaar @@ -260,7 +260,9 @@ examples: > :call add(list, [1, 2]) " append List as one new item :call extend(list, [1, 2]) " extend the list with two more items :let i = remove(list, 3) " remove item 3 + :unlet list[3] " idem :let l = remove(list, 3, -1) " remove items 3 to last item + :unlet list[3 : ] " idem :call filter(list, 'v:val =~ "x"') " remove items with an 'x' Changing the oder of items in a list: > @@ -416,8 +418,11 @@ use |:let| this way: > :let dict[4] = "four" :let dict['one'] = item -Removing an entry from a Dictionary is done with |remove()|: > - :let i = remove(dict, 'aaa') " remove item with key 'aaa' +Removing an entry from a Dictionary is done with |remove()| or |:unlet|. +Three ways to remove the entry with key "aaa" from dict: > + :let i = remove(dict, 'aaa') + :unlet dict.aaa + :unlet dict['aaa'] Merging a Dictionary with another is done with |extend()|: > :call extend(adict, bdict) " extend adict with entries from bdict @@ -4313,6 +4318,12 @@ 7. Commands *expression-commands* variable names can be given, they are all removed. With [!] no error message is given for non-existing variables. + One or more items from a List can be removed: > + :unlet list[3] " remove fourth item + :unlet list[3:] " remove fourth item to last +< One item from a Dictionary can be removed at a time: > + :unlet dict['two'] + :unlet dict.two :if {expr1} *:if* *:endif* *:en* *E171* *E579* *E580* :en[dif] Execute the commands until the next matching ":else"