76 lines
2.2 KiB
C#
76 lines
2.2 KiB
C#
/****************************************************************
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* 作者：liuzl
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* 版权：PCXBC
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* 创建时间：2022/7/18 10:01:44
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* 描述说明：
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*
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* 修改标识：PC-2022
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* 修改描述:
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*
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*****************************************************************/
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using System;
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using System.Collections.Generic;
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using System.Linq;
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using System.Text;
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using System.Threading.Tasks;
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namespace YBDevice.PrintTool
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{
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public static class Common
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{
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/// <summary>
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/// 转换为整型
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/// </summary>
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/// <param name="data">数据</param>
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public static int ToInt(this object data)
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{
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if (data == null)
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return 0;
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int result;
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var success = int.TryParse(data.ToString(), out result);
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if (success)
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return result;
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try
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{
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return Convert.ToInt32(ToDouble(data, 0));
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}
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catch (Exception)
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{
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return 0;
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}
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}
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/// <summary>
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/// 转换为双精度浮点数,并按指定的小数位4舍5入
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/// </summary>
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/// <param name="data">数据</param>
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/// <param name="digits">小数位数</param>
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public static double ToDouble(this object data, int digits)
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{
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var result = ToDouble(data);
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string numToString = result.ToString();
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int index = numToString.IndexOf(".");
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int length = numToString.Length;
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if (index != -1)
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{
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numToString = string.Format("{0}.{1}",
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numToString.Substring(0, index),
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numToString.Substring(index + 1, Math.Min(length - index - 1, digits)));
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}
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return ToDouble(numToString);
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}
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/// <summary>
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/// 转换为双精度浮点数
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/// </summary>
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/// <param name="data">数据</param>
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public static double ToDouble(this object data)
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{
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if (data == null)
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return 0;
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double result;
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return double.TryParse(data.ToString(), out result) ? result : 0;
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}
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}
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} |