PPT Slide
Data transfer statements are permitted.
6) A record length may be established.
The statement consists of the keyword open followed by a control list.
A control list must include the following specifiers.
1) status = Character expression, where the value of Character expression is old, new, replace, or scratch.
2) action = Character expression, where the value of Character expression is read, write, or readwrite.
3) position = Character expression, where the value of character expression is rewind or append.
The followings are optional specifiers
4) access = Character expression, where the value of character expression is sequential or direct (default is sequential).