2.txt

一个用c++编译的词法分析器

Type: Keyword        Attribute Value:         int
Type: Identifier        Attribute Value:           a
Type: Identifier        Attribute Value:           b
Type: delim        Attribute Value:           ;
Type: Identifier        Attribute Value:      string
Type: Identifier        Attribute Value:         aaa
Type: Identifier        Attribute Value:         bbb
Type: delim        Attribute Value:           ;
Type: Identifier        Attribute Value:       g_hjh
Type: delim        Attribute Value:           ;
Type: Identifier        Attribute Value:       _7987
Type: Keyword        Attribute Value:          if
Type: delim        Attribute Value:           (
Type: Identifier        Attribute Value:           a
Type: Relation        Attribute Value:          <=
Type: Number        Attribute Value:       40000
Type: delim        Attribute Value:           )
Type: delim        Attribute Value:           {
Type: Identifier        Attribute Value:           a
Type: Relation        Attribute Value:           =
Type: Identifier        Attribute Value:           b
Type: Operator        Attribute Value:           +
Type: Number        Attribute Value:          10
Type: delim        Attribute Value:           ;
Type: delim        Attribute Value:           }
Type: Keyword        Attribute Value:         for
Type: delim        Attribute Value:           (
Type: delim        Attribute Value:           )
Type: delim        Attribute Value:           ;
Type: Keyword        Attribute Value:      double
Type: Relation        Attribute Value:           =
Type: Operator        Attribute Value:           +
Type: Operator        Attribute Value:           *
Type: Operator        Attribute Value:           +
Type: Operator        Attribute Value:           +
Type: Operator        Attribute Value:          +=
Type: Operator        Attribute Value:          -=
Type: Identifier        Attribute Value:           a
Type: delim        Attribute Value:           [
Type: Number        Attribute Value:           4
Type: delim        Attribute Value:           ]