# dbplus_open

(PHP 4 <= 4.1.0, PECL dbplus >= 0.9)

dbplus_open — Open relation file

### 说明

dbplus_open ( string `$name` ) : resource

Opens the given relation file.

### 参数

`name`

  Can be either a file name or a relative or absolute path name. This will be mapped in any case to an absolute relation file path on a specific host machine and server.

### 返回值

On success a relation file resource (cursor) is returned which must be used in any subsequent commands referencing the relation. Failure leads to a zero return value, the actual error code may be asked for by calling dbplus_errno().

### 注释

Warning

此函数是实验性的。此函数的表象，包括名称及其相关文档都可能在未来的 PHP 发布版本中未通知就被修改。使用本函数风险自担 。