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Operating system file input and output (I/O) commands provide direct access to operating system files. They include the capability to create, delete, and change data in these files. Use the Status function after these commands to report on the success or failure of their execution.
Command | Description | ||
Copies one or more operating system files to a native table. | |||
Copies a row or a group of rows from one table to another. | |||
Returns directory information about an operating system file. | |||
Returns an array of operating system file names on the path established with InitDir. | |||
Returns the current operating system path. | |||
Establishes a path and file mask for use with DirList(). | |||
Reads a section of an operating system file into a variable. The programmer can specify the size of the section to be read, as well as the location in the operating system file from which the data is to be read. | |||
Writes data from a variable into a section of an operating system file. | |||
Closes an operating system file opened with a previous OSOpen. | |||
Deletes an operating system file. | |||
Opens an operating system file for use with the OSBRead and OSBWrite statements. Note:
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Reads the entire contents of an operating system file into a variable. | |||
Writes the contents of a variable to a operating system file. If the file exists, it will be overwritten. If it does not exist, it will be created. | |||
Used to set attributes for the file mask used by the InitDir statement and DirList function. |