Tcl编程教程详细.docx

Tcl编程教程详细.docx

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Tcl编程教程详细

Tcl编程初步

编辑版本:

1.5

日期：

2004-3-2

著者：

陈涛

上海贝尔阿尔卡特有限公司Tcl编程初步

总目录

总目录.............................................................................................................................................I

例索引...........................................................................................................................................IV

表索引...........................................................................................................................................VI

图索引..........................................................................................................................................VII

第1章.TCL基本知识................................................................................................................1

1.1什么是TCL.............................................................................................................................1

1.2TCL自学工具...........................................................................................................................1

1.3TCL软件包..............................................................................................................................2

1.4TCL命令格式...........................................................................................................................2

1.5TCL脚本文件和SOURCE命令..................................................................................................3

1.6可执行脚本文件（EXECUTABLEFILE）...........................................................................................3

1.7获得帮助...............................................................................................................................4

1.7.1Windows系统.............................................................................................................4

1.7.2Unix系统......................................................................................................................4

第2章.输出、赋值与替换........................................................................................................5

2.1PUTS.......................................................................................................................................5

2.2SET&UNSET.............................................................................................................................5

2.3替换......................................................................................................................................6

2.3.1$.................................................................................................................................6

2.3.2[]................................................................................................................................6

2.3.3""和{}..........................................................................................................................6

2.3.4\.................................................................................................................................7

第3章.数学表达式与EXPR命令..............................................................................................8

3.1数学和逻辑运算符..................................................................................................................8

3.2数学函数...............................................................................................................................8

3.3数学运算举例.........................................................................................................................9

3.4INCR命令...............................................................................................................................9

第4章.字符串........................................................................................................................10

4.1基本命令集...........................................................................................................................10

4.2APPEND命令..........................................................................................................................10

4.3FORMAT命令..........................................................................................................................10

4.3.1format命令说明......................................................................................................10

4.3.2format举例..............................................................................................................11

4.4SCAN命令.............................................................................................................................12

4.5BINARY命令...........................................................................................................................13

4.6SUBST命令....................................................................................................................