System.String类实现IEnumerable,但 PowerShell 不枚举字符串对象。 在以下示例中,通过管道将数组和哈希表传递给Measure-Objectcmdlet,以计算从管道接收的对象数。 数组具有多个成员,哈希表具有多个键值对。 一次只枚举一个数组。 PowerShell @(1,2,3) |Measure-Object ...
PowerShell 复制 # This statement returns true because book contains the string "oo" 'book' -match 'oo' 字符类虽然字符文本在知道确切的模式时工作,但字符类允许你不太具体。字符组[character group] 允许一次匹配任意数量的字符,而 [^character group] 仅匹配组中的字符 NOT。Powe...
You can't use 'macro parameter character #' in math mode arr=@() #创建空数组 $arr=1..10,"string",(get-date)#创建混合数组 PowerShell访问数组 $arr[0..2] PowerShell自定义函数及调用 代码语言:javascript 代码运行次数:0 运行 AI代码解释 function myping($url) { ping $url } myping www....
运算符的前两个用法中,指定集合的表达式是变量 $x,该变量枚举产生三个 int 值,加上 int 99。 但是,第三种情况下,表达式是对 cmdlet 的直接调用,因此不枚举结果,$a 是两个元素的数组,int[3] 和int。如果未由 PowerShell 定义操作,则会检查左操作数指定的值类型,以查看其是否有相应的 op_<operation> 方法...
.NET Framework的强大功能。编码规则为: k[encoded_string]，表示其中方括号内部的 encoded_string 正好...
PS>'a'..'f'a b c d e f PowerShell PS>'F'..'A'F E D C B A If you assign a character range to a string, it's treated the same assigning a character array to a string. PowerShell PS> [string]$s='a'..'e'$sa b c d e$a='a','b','c','d','e'$aa b c d ...
Type:String Position:Named Default value:None Required:False Accept pipeline input:False Accept wildcard characters:False -InputObject Specifies the text to be joined. Enter a variable that contains the text, or type a command or expression that gets the objects to join into strings. ...
To add a computer name to an existing list of trusted hosts, first save the current value in a variable. Then set the value to a string containing a comma-separated list that includes the current and new values. The following example add Server01 to an existing list of trusted ho...
This setting specifies the Microsoft .NET Framework type of the parameter value. For example, if the type isInt32, the parameter value must be an integer. If the type is string, the parameter value must be a character string. If the string contains spaces, the value must be enclosed in ...
If the value contains spaces, enclose the value in quotation marks ("). Expand table Type: String Position: Named Default value: None Required: False Accept pipeline input: False Accept wildcard characters: False Applies to: Exchange Online, Exchange Online Protection...