Template:Open (External I/O) statement syntax
Open { [Dataset | External] {ext-filename | %variable} | [External] {Terminal | %variable} } For {Input [Output] | Output [Input] | InOut} [Password {value | %variable}]
Open { [Dataset | External] {ext-filename | %variable} | [External] {Terminal | %variable} } For {Input [Output] | Output [Input] | InOut} [Password {value | %variable}]