IReadWriteNetReadDoubleAsync 方法 (String) |
异步读取双浮点的数据
Asynchronously read double floating point data
命名空间:
HslCommunication.Core
程序集:
HslCommunication (在 HslCommunication.dll 中) 版本:12.1.1.0 (12.1.1.0)
语法 Task<OperateResult<double>> ReadDoubleAsync(
string address
)
Function ReadDoubleAsync (
address As String
) As Task(Of OperateResult(Of Double))
Task<OperateResult<double>^>^ ReadDoubleAsync(
String^ address
)
abstract ReadDoubleAsync :
address : string -> Task<OperateResult<float>>
参数
- address
- 类型:SystemString
起始地址
返回值
类型:
TaskOperateResultDouble带有成功标识的double数据
示例
以下为三菱的连接对象示例,其他的设备读写情况参照下面的代码:
MelsecMcNet melsec_net = new MelsecMcNet( "192.168.0.100", 6000 );
double d100 = (await melsec_net.ReadDoubleAsync( "D100" )).Content;
OperateResult<double> R_d100 = await melsec_net.ReadDoubleAsync( "D100" );
if (R_d100.IsSuccess)
{
double value = R_d100.Content;
}
else
{
}
参见