MqttRpcDeviceReadInt64 方法 (String)

public OperateResult<long> ReadInt64(
	string address
)

Public Function ReadInt64 ( 
	address As String
) As OperateResult(Of Long)

public:
virtual OperateResult<long long>^ ReadInt64(
	String^ address
) sealed

abstract ReadInt64 : 
        address : string -> OperateResult<int64> 
override ReadInt64 : 
        address : string -> OperateResult<int64> 

MelsecMcNet melsec_net = new MelsecMcNet( "192.168.0.100", 6000 );

// 以下是简单的读取，没有仔细校验的方式
long d100 = melsec_net.ReadInt64( "D100" ).Content;

// 如果需要判断是否读取成功
OperateResult<long> R_d100 = melsec_net.ReadInt64( "D100" );
if (R_d100.IsSuccess)
{
    // success
    double value = R_d100.Content;
}
else
{
    // failed
}