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CoreDb.UseArea 方法 (Boolean, _RddList, String, String, Boolean, Boolean)

X#
Open a database file.

命名空间:  XSharp
程序集:  XSharp.Core (在 XSharp.Core.dll 中) 版本:2.22 GA
语法
 STATIC METHOD UseArea(
	lNew AS LOGIC,
	rddList AS _RddList,
	cName AS STRING,
	cAlias AS STRING,
	lShare AS LOGIC,
	lReadOnly AS LOGIC
) AS LOGIC
查看代码

参数

lNew
类型:Boolean
Open RDD in new Workarea ?
rddList
类型:_RddList
RDDList structure that describes the RDD to use
cName
类型:String
Name of the (dbf) file to open
cAlias
类型:String
Alias to use for the Workarea
lShare
类型:Boolean
Should the file be opened shared ?
lReadOnly
类型:Boolean
Should the file be opened readonly ?

返回值

类型:Boolean
TRUE if successful; otherwise, FALSE.
备注
This function is like DBUseArea() but strongly typed. 这个函数,不会调用错误处理程序,因此如果失败,不会产生运行时错误消息或创建错误对象。 因此,检查返回值以确定函数是否成功是很重要的。

LastRddError 属性将包含关于发生的任何错误的必要信息。
提示 提示:
VoDbUseArea() and CoreDb.UseArea() are aliases
参见