Command: close

Syntax

close { <channel> {,<channel> ... } }

Description

Close one or more input/output channels.

Parameters

• <channel>
  A channel identifier.

Switches

• -all
  Close all currently open channels. The -d switch is not permitted with this option.

• -d
  Close the channel and delete the file (if any) which was open on the channel.

Notes

When a channel is deleted, all user-defined channel identifiers which reference it are set to null.

Examples

Close channel 1.

close chan1

Close channel 1 and channel 2.

close ch_1, ch_2

Close all open channels.

close -all

See Also