DefDbl 语句

如果未指定类型声明字符或关键字，将根据字母范围设置默认的变量类型。

语法:

DefType statements diagram


    {DefBool|DefCur|DefDate|DefDbl|DefErr|DefInt|DefLng|DefObj|DefStr|DefSng|DefVar} {char|char-char}[,...]

参数:

char: Letter prefix that specifies default data type for variables.

char-char: Letter range prefixes that specify default data type for variables.

示例:


    ' Prefix definitions for variable types:
    DefBool b
    DefCur c,l-m
    DefDate t
    DefDbl f
    DefErr e
    DefInt i-k,N
    DefLng x-z, D
    DefObj U, o-R
    DefSng w,a
    DefStr s
    DefVar V,g


  Sub ExampleDefDBL
      fValue=1.23e43 ' fValue is an implicit double variable type
      Print Typename(float), VarType(fire), factory ' Result is: Double 5 0
  End Sub