TCL脚本语言-5-简单变量和字符串处理
puts“thecharacterin10is[stringindex$a10]” 这里采用的是stringindexstringvalueindexvalue的形式,其中stringvalue是字符串, indexvalue就是字符所在下标。这里下标有三种表示方法: index语法解释和例子 integer一个从0开始的整数,首字符下标是0;如果超出字符串长度, 返回空; endend用来表示字符串的最后一个字符; end...
%string toupper $PhraseHELLO, WORLD! NICE DAY, EH? %string wordend $Phrase 712 字符串是 Tcl 中的基本数据类型。string命令实际上是一组命令,这些命令都是属于 string 的。在使用中,正如在左边的示例中所看到,string读取的方式非常象来自 OOP 编程特定对象方法的应用程序。 表示信息的string命令是length和byt...
\k \c { x matches an empty string, without reporting a bracket expression, matching any one of the chars (see BRACKET EXPRESSIONS for more detail) matches any single character where k is a non-alphanumeric character) matches that character taken as an ordinary character, e.g. \\ matches ...
15 Tcl 编程初步 字符串的这些命令的使用方法比较相似.常用的字符串操作有: - string match:字符串匹配(或者比较); - 大小写转换:tolower 和 totopper 以及 totile; - equal 操作; - string compare; - string range; - string replace 等. 4.7.2 字符串比较 我们在 expr 和控制语句如 if,while 中可用...
· To specify a string enclosed in quotation marks (") or braces ({ and }), you must use the escape character (\) before the quotation marks or braces. For example, to specify "a" as the description for an ...
7 :: How to Swap 30 & 40 in IP address 192.30.40.1 using TCL script? There are three solutions.set a 192.30.40.1set b [ string range $a 3 4 ]set c [ string range $a 6 7 ]set d [ string replace $a 3 4 $c ]set e [ string replace $d 6 7 $b]puts $e===OR===set ...
1、TCL Tutorial 基本語法與指Original written by Rick In 2003Revision by maa In 2004/6目一、TCL 簡介 (3二、TCL 語法 (4三、資型態 (9String 字資態 (9List 資型態 (17Array 陣資型態 (20四、控制結構 (22If Then Else (23Switch (24While (26For (27Foreach (28Break 與Continue (29Catch ...
# metacharacter usage puts stdout "Hello, World! \a" puts stdout {Hello, World! \a} set Pints 6 set Days 7 puts stdout "The answer to the \ universe is [eval $Pints * $Days]!\n" *** ~/tcltk$ ./hello2.tcl Hello, World!
# encoding is a string # charset is a string set status [CkStringBuilder_Decode$encoding $charset] Introduced in version9.5.0.62 Decodes and replaces the contents with the decoded string. Theencodingcan be set to any of the following strings: "base64", "hex", "quoted-printable" (or "qp...