PowerShell 复制 PS> [int[]] $numbers = 1,2,3 PS> [int[]] $numbers2 = 'one','two','three' ERROR: Cannot convert value "one" to type "System.Int32". Input string was not in a correct format." PS> [string[]] $stri
"072101108108111" -replace "\d{3}", {return [char][int]$_.Value} 输出 复制 Hello 包含运算符 包含运算符(-contains、-notcontains、-in 和-notin)类似于相等运算符,只是它们始终返回布尔值,即使输入是集合也是如此。 这些运算符在检测到第一个匹配项后立即停止比较,而相等运算符会评估所有输入成员。
string[] Split(Params char[] separator) string[] Split(char[] separator, int count) string[] Split(char[] separator, System.StringSplitOptions options) string[] Split(char[] separator, int count, System.StringSplitOptions options) string[] Split(string[] separator, System.StringSplitOptions options...
1,3,5 -contains 3 -notcontains -not -and -or -ne #不等于 1,3,5 -ne 3 PowerShell条件判断【if语句】 if(num−gt100)"1"elseif( num -eq 100){"0"} else {"-1"} PowerShell条件判断【switch语句】 代码语言:javascript 代码运行次数:0 运行 AI代码解释 $number = 49 switch($number) {...
if ( $value -is [string] ) { # do something } これは、複数のクラスを使用している場合や、パイプライン上でさまざまなオブジェクトを受け入れている場合に使用できます。 入力として、サービスまたはサービス名のいずれかを使用できます。 次に、サービスがあるかどうかを調べて、...
$MyString='abc'$null-eq$MyString.DoesNotExist$MyString.DoesNotExist() Output True InvalidOperation: Line | 3 | $MyString.DoesNotExist() | ~~~ | Method invocation failed because [System.String] does not contain a method named 'DoesNotExist'. 목록 컬렉션 개체의...
OverloadDefinitions : {System.String ToUpper(), System.String ToUpper(CultureIn fo culture)} TypeNameOfValue : System.Management.Automation.PSMethod Value : System.String ToUpper(), System.String ToUpper(CultureInf o culture) Name : ToUpper IsInstance : True上例获取方法本身的详细信息,通常情况下仅仅...
Type:String[] Position:0 Default value:None Required:False Accept pipeline input:True Accept wildcard characters:True Inputs String You can pipe a string that contains a path to this cmdlet. Outputs PSObject This cmdlet returns an object for each item property value that it gets. The object ...
$strMatch=Select-String-path $objFile-pattern“Failed” Still with us? Good, because – believe it or not – we’re almost done. How do we know whether or not this first file contains the string valueFailed? That’s easy; we just check...
Type:String Position:Named Default value:None Required:False Accept pipeline input:False Accept wildcard characters:False Applies to:Security & Compliance -DomainController This parameter is available only in on-premises Exchange. The DomainController parameter specifies the domain controller that's used by...