(2)、string equal ?...将string顺序倒过来 Part06列表list 定义 list(列表)是Tcl中频繁使用的数据类型之一,列表中元素的类型可以不相同,数字、字符串、甚至是可以包含列表。...在list中搜索与pattern匹配的一个或多个元素,option选项控制模式匹配方式(-exact/-glob/-regexp),是返回元素值(-inline)还是索引,是...
QQ:860600036 电 话:137*** 、136*** 地址:深圳、龙华 注:背面续 TCL Tutorial 基本語法與指令 Original written by Rick In 2003 Revision by maa In 2004/6
:% string wordstart iloverick 9=>0string 指注意事項字的比較儘使用 string compare 或 string equal,如:if string compare $s1 $s2 = 28、0 # s1 and s2 are equalif string equal $s1 $s2 # s1 and s2 are equal避免使用 = 比較字,雖然下程式碼中,比較的個字有一樣的內容,仍會輸出 ack 的...
string equal "This is a TCLTK example" "This is a tcltk example";#不同返回0 string equal "This is a tcltk example" "This is a tcltk example";#相同返回1 搜索字符串 string first "tcltk" "This is a tcltk example";#返回10,返回第一次匹配的索引,如果找不到则返回-1 string last "i...
GUI开发:TCL搭配Tk库(TCL的图形界面工具包),可以快速开发跨平台的图形用户界面应用程序。Tk被多种...
Even so, Tcl was not designed to support math-intensive applications. You may want to implement math-intensive code in a compiled language and register the function as a Tcl command as described in Chapter 44. There is support for string comparisons by expr, so you can test string val- ...
escape_brackets -字符集合区间通配符 -许多Quartus II的TCL脚本允许在指令行中采用正则表达式 -通常采用匹配区间会存在一些问题 address\[10\] 正则表达式匹配address0或者address1 -相等匹配符必须匹配两次 address\\\[10\\\] PS:这段意思是任何一个元字符都可以通过给它加上一个反斜杠字符(\)作为前缀的方法来转...
-nocase?-lengthint?string1string2258.5.2stringequal?-nocase?-lengthint?string1string 41、2258.5.3stringfirststring1string2?startindex?268.5.4stringindexstringcharIndex268.5.5stringlaststring1string2?startindex?268.5.6stringlengthstring268.5.7stringmatch?-nocase?patternstring268.5.8stringrangestringfirst...
comparison_mathop.tcl set val1 15 set val2 20 puts "Greater than: [mathop > $val1 $val2]" puts "Less than: [mathop < $val1 $val2]" puts "Equal: [mathop == $val1 $val2]" puts "Not equal: [mathop != $val1 $val2]" This shows numeric comparison operations. Each operation ...
set a 100 # Not a comment set b 101; # this is a comment 第一个例子中'#'及其后面的内容会被当作set 的参数而非注释从而导致参数个数错误;但第二个被解释为注释,因为'#'前面有一个分号,而分号和换行一样被看作是命令的分隔符。2、置换(Substitution)set x 10 set y 100 + x 上面命令执行...