DOWN Moves the highlight down one item. Changes channel down while watching TV. LEFT Moves the highlight left, if possible (if a < hint appears). When watching TV, ...
DOWN Moves the highlight down one item. LEFT Moves the highlight left, if possible (if a < hint appears). When watching TV, displays your channel list. When playing most streaming videos, skips backward in the video. RIGHT Moves the highlight to the right, if possible (if a > hint ...
问_tkinter.TclError:找不到{.}项EN当点刷新的时候,浏览器是不明白,要先进入到localhost:8000的路由...
set index [lsearch -exact $l1 list] 结果=>3 set stripped [lsearch -inline -all -not -exact $inputList $elemToRemove];#删除元素的另一种方法是将其过滤掉 -all 返回全部匹配项 -inline 返回匹配项的值,而不是索引 concat命令:将连接多个列表 concat a b {c d e} {f {g h}} 将返回结果“a...
linsert$List n item...― 在列表中的指定位置上插入一项或多项,向下移列表中的其它项。 其余列表命令还包括lreplace、lsearch和lsort。split命令将字符串作为输入并生成经过正确解析的列表,并且在指定的字符处断开字符串。join执行相反操作,接受列表元素并将它们串在一起,用joinstring分隔它们。
Thesetcommand is used to create an item in the array. unset names(1) We use theunsetcommand to remove an element with key 1 from the array. $ ./removing.tcl 6 4 In the beginning, there are 6 elements in the array. After removing two elements, there are 4 elements left. ...
linsert$List n item...— 在列表中的指定位置上插入一项或多项,向下移列表中的其它项。 其余列表命令还包括lreplace、lsearch和lsort。split命令将字符串作为输入并生成经过正确解析的列表,并且在指定的字符处断开字符串。join执行相反操作,接受列表元素并将它们串在一起,用joinstring分隔它们。
Remove a locked from a file that was previously placed with the flock command. The arguments are the same as for the flock command, see that command for more details. The funlock command is not available on Windows 95. It is available on Windows NT. fstat fileId ?item? | ?stat array...
The value associated with-translationis a single item for read-only and write-only channels. The value is a two-element list for read-write channels; the read translation mode is the first element of the list, and the write translation mode is the second element. As a convenience, when se...
{arg 2 is 7 4 1776},注意:1.当有多个子项时自动使用了花括号来明确是一项;2.由于是双引号保护,对$y 进行了置换 set i 0; foreach j $x { ;#注意这里是 foreach j $x 而不是 foreach $j $x puts "$j is item number $i in list x" incr i; } 2.15第 15 课:LIST 项的增删改 讲解...