支持所有版本。
Powershell能够使用.net静态方法，比如下面有一些你常用的方法：
要获得更多的方法，你可以删掉方括号后面的代码，再添加两个冒号，这时在Powershell_ISE中将会弹出这个类所有可选的方法及属性。在Powershell控制台中，你也可以使用TAB来获取选择方法属性。
当然你也可以通过管道符查看他所有类型：
TypeName: System.Math
Name MemberType Definition
---- ---------- ----------
Abs Method static sbyte Abs(sbyte value), static int16 Abs(int16 value), static int Abs(int value), sta...
Acos Method static double Acos(double d)
Asin Method static double Asin(double d)
Atan Method static double Atan(double d)
Atan2 Method static double Atan2(double y, double x)
BigMul Method static long BigMul(int a, int b)
Ceiling Method static decimal Ceiling(decimal d), static double Ceiling(double a)
Cos Method static double Cos(double d)
Cosh Method static double Cosh(double value
DivRem Method static int DivRem(int a, int b, [ref] int result), static long DivRem(long a, long b, [ref] ...
Equals Method static bool Equals(System.Object objA, System.Object objB)
Exp Method static double Exp(double d)
Floor Method static decimal Floor(decimal d), static double Floor(double d)
IEEERemainder Method static double IEEERemainder(double x, double y)
Log Method static double Log(double d), static double Log(double a, double newBase)
Log10 Method static double Log10(double d)
Max Method static sbyte Max(sbyte val1, sbyte val2), static byte Max(byte val1, byte val2), static int1...
Min Method static sbyte Min(sbyte val1, sbyte val2), static byte Min(byte val1, byte val2), static int1...
Pow Method static double Pow(double x, double y)
ReferenceEquals Method static bool ReferenceEquals(System.Object objA, System.Object objB)
Round Method static double Round(double a), static double Round(double value, int digits), static double ...
Sign Method static int Sign(sbyte value), static int Sign(int16 value), static int Sign(int value), stat...
Sin Method static double Sin(double a)
Sinh Method static double Sinh(double value)
Sqrt Method static double Sqrt(double d)
Tan Method static double Tan(double a)
Tanh Method static double Tanh(double value)
Truncate Method static decimal Truncate(decimal d), static double Truncate(double d)
要查看方法的参数，省略掉他的括号即可：
PS> [Math]::Round
OverloadDefinitions
-------------------
static double Round(double a
static double Round(double value, int digits)
static double Round(double value, System.MidpointRounding mode)
static double Round(double value, int digits, System.MidpointRounding mode
static decimal Round(decimal d
static decimal Round(decimal d, int decimals)
static decimal Round(decimal d, System.MidpointRounding mode)
static decimal Round(decimal d, int decimals, System.MidpointRounding mode)
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