## 12.6.2 ACTION Specifier

The ACTION specifier indicates the allowed I/O operations for the file connection. It takes the following form:

  ACTION = act
  act
  Is a scalar default character expression that evaluates to one of the following values:

  'READ' | Indicates that only READ statements can refer to this connection.
  'WRITE' | Indicates that only WRITE, DELETE, and ENDFILE statements can refer to this connection.
  'READWRITE' | Indicates that READ, WRITE, DELETE, and ENDFILE statements can refer to this connection.

The default is 'READWRITE'.

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