【TCL正则表达式规则详细说明】 ◆DESCRIPTION(描述) ■regsub命令 ■string命令 ■1、string compare ?-nocase? ?-length int? string1 string2 ■2、string equal ?-nocase? ?-length int? string1 string2 ■3、string first string1 string2 ?startindex? ■4、string index string charIndex ...