Metrologic IS1000 Series Betriebsanweisung PDF herunterladen (Seite 134)

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CipherLab BASIC Compiler

User's Guide

NCLOSE

Purpose

To close a TCP/IP connection.

Syntax

NCLOSE(N%)

Remarks

"N%" is an integer variable in the range of 0 to 3, indicating the connection number.

Example

NCLOSE (0)

See Also

NREAD$, NWRITE, TCP_ERR_CODE, TCP_OPEN

NREAD$

Purpose

To read data via a TCP/IP connection.

Syntax

A$ = NREAD$(N%)

Remarks

"A$" is a string variable to be assigned to the result.

"N%" is an integer variable in the range of 0 to 3, indicating the connection number.

Example

A$ = NREAD$ (0)

See Also

NCLOSE, NWRITE, OFF TCPIP, ON TCPIP GOSUB…,

SOCKET_HAS_DATA, TCP_ERR_CODE, TCP_OPEN

NWRITE

Purpose

To write data to a TCP/IP connection.

Syntax

NWRITE (N%, A$)

Remarks

"N%" is an integer variable in the range of 0 to 3, indicating the connection number.

"A$" is a string variable, representing the string to be sent to the connection.

Example

NWRITE (0, "Hello")

See Also

NCLOSE, NREAD$, SOCKET_CAN_SEND, TCP_ERR_CODE, TCP_OPEN

SOCKET_CAN_SEND

Purpose

To check if the data can be sent out or not.

Syntax

A% = SOCKET_CAN_SEND(N%, L%)

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