Toshiba KB-80 사용자 설명서

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File input/output

Statement

OPEN

Format

OPEN <file designation> [FOR <file mode> ] AS [#] <file number>
[LEN= <record length> ]

Function Opens a file.

Format

CLOSE [ [#] <file number> [, [#] <file number> ] ···]

Function Closes a file.

INPUT#

Format

INPUT# <file number>, <variable> [, <variable> ] ···

Function Reads data from the sequential file, and assigns it to a variable.

LINE INPUT#

Format

LINE INPUT# <file number>, <character variable>

Function Reads one whole line (record) (max. 255 characters) from the sequential

file.

INPUT$

Format

INPUT$ ( <no. of characters> [, [#] <file number> ] )

Function Reads the character string with the specified length from the keyboard or

the file.

PRINT#

Format

PRINT# <file number>, [USING <format control character string> ; ],
<expression list>

Function Outputs data (numeric value or character string) to the sequential file.

WRITE#

Format

WRITE# <file number>, <expression list>

Function Outputs data to a sequential file.

FIELD#

Format

FIELD [#] <file number>, <field width> AS <character variable> ]
[,<field width> AS <character variable> ] ···

Function Allocates the variable area to the random file buffer. (Record definition)

GET#

Format

GET [#] <file number> [, <numeric value> ]

Function Inputs the data in a file into the buffer.

PUT#

Format

PUT [#] <file number> ) [, <numeric value> ]

Function Outputs the data to the file.

EOF

Format

EOF ( <file number> )

Function Checks the end of the sequential file, or whether or not the

communication buffer becomes empty.

LOC

Format

LOC ( <file number> )

Function Provides the current theoretical location in the file.

LOF

Format

LOF ( <file number> )

Function Provides the size of the file.