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...
"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。
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[]] $strings = 'one','two','three' ArrayList...
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) {...
$strMatch=Select-String-path $objFile-pattern“Failed” Still with us? Good, because – believe it or not – we’re almost done. How do we know whether or not this first file contains the string valueFailed? That’s easy; we just check...
When you run the function, the value you supply for a parameter is assigned to a variable that contains the parameter name. The value of that variable can be used in the function. The following example is a function calledGet-SmallFiles. This function has a$Sizeparameter. The function displa...
if ( $value -is [string] ) { # do something } これは、複数のクラスを使用している場合や、パイプライン上でさまざまなオブジェクトを受け入れている場合に使用できます。 入力として、サービスまたはサービス名のいずれかを使用できます。 次に、サービスがあるかどうかを調べて、...
Type:String[] Position:0 Default value:None Required:False Accept pipeline input:True Accept wildcard characters:True Inputs String You can pipe a string that contains a path to this cmdlet. Outputs PSObject This cmdlet returns an object for each item property value that it gets. The object ...
The function contains two commands. The$PSHelpvariable stores the path to the PowerShell help files.$PSHOMEis the PowerShell installation directory with the subdirectoryen-USthat specifies each*.txtfile in the directory. TheSelect-Stringcommand in the function uses thePathandPatternparameters. ThePa...
+ CategoryInfo : ParserError: ():String) [], ParentContainsErrorRecordException + FullyQualifiedErrorId : UnexpectedToken 2. 指示行继续(还有后续输入) 转义字符告知Powershell 命令还没有输完,在下一行继续。这主要用于在Powershell Console 输入语句时,提高命令的可读性分行输入。例如: ...