/// <summary>
/// 带2位小数
/// </summary>
/// <param name="number"></param>
/// <param name="position"></param>
/// <returns></returns>
public static string ToNumberRoundStringWithPoint(this decimal number, int position = 2)
{
number = Math.Round(number, position, MidpointRounding.AwayFromZero);
var intValue = number.As(0);
return(number.ToString("#,##0.00"));
}
/// <summary>
/// 带小数则输出小数，否则输出整数
/// </summary>
/// <param name="number"></param>
/// <returns></returns>
public static string ToNumberStringIntelligent(this decimal number)
{
var intValue = number.As(0);
bool isInt = (number - intValue) == 0M;
return(number.ToString(!isInt ? "#,##0.00" : "#,##0"));
}
public static string ToCeilingNumberStringIntelligent(this decimal number)
{
number = Math.Ceiling(number * 100) / 100M;//2位进位
var intValue = number.As(0);
bool isInt = (number - intValue) == 0M;
return(number.ToString(!isInt ? "#,##0.00" : "#,##0"));
}
public static string ToNumberRoundString(this decimal number, int position = 2)
{
number = Math.Round(number, position);
var intValue = number.As(0);
bool isInt = (number - intValue) == 0M;
return(number.ToString(!isInt ? "#,##0.00" : "#,##0"));
}
public static string ToNumberStringNoZero(this decimal number)
{
var intValue = number.As(0);
bool isInt = (number - intValue) == 0M;
string returnStr = number.ToString(!isInt ? "#,##0.00" : "#,##0");
if (returnStr.EndsWith("0"))
{
string returnStrOne = number.ToString(!isInt ? "#,##0.0" : "#,##0");
return(returnStrOne);
}
return(returnStr);
}
public static string ToNumberStringFloat(this decimal number)
{
var intValue = number.As(0);
bool isInt = (number - intValue) == 0M;
string str = string.Empty;
if (isInt)
{
str = number.ToString("###0");
}
else
{
str = number.ToString("0.##");
}
return(str);
}
/// <summary>
/// Calculates the integral part of a specified double-precision floating-point number.
/// </summary>
/// <param name="d">The value to truncate.</param>
/// <returns>The result.</returns>
public static decimal Truncate(decimal d)
{
return(d.As <JsNumber>() | 0);
}
public static decimal Round(decimal d, MidpointRounding mode)
{
return(Round(d.As <double>(), mode).As <decimal>());
}
public int CompareTo(decimal other)
{
return(this.As <Number>().CompareTo(other.As <Number>()));
}
public static decimal Round(decimal d, int decimals)
{
var pow = JsMath.pow(10, decimals);
return(JsMath.round(d.As <JsNumber>() * pow.As <JsNumber>()) / pow);
}