$_自动变量包含传递给switch语句的表达式的值,可在<result-to-be-matched>语句范围内进行计算和使用。 完整的switch语句语法如下所示: Syntax switch [-Regex | -Wildcard | -Exact] [-CaseSensitive] (<test-expression>) { string | number | variable | { <value-scriptblock> } { <action-scriptblock>...
8.6 switch 陳述式 語法: Syntax 複製 switch-statement: switch new-lines~opt~ switch-parameters~opt~ switch-condition switch-body switch-parameters: switch-parameter switch-parameters switch-parameter switch-parameter: -regex -wildcard -exact -casesensitive -parallel switch-condition: ( new-lines~opt...
Windows PowerShell Tip: Using the Switch Statement Windows PowerShell Tip: Working With Custom Objects Windows PowerShell Tip: Working With SIDs Windows PowerShell Tip: Working With Security Descriptors Working with Hash Tables Accessing WMI from Windows PowerShell Hip, Hip, Array—Retrieving Multi-...
<ifStatementRule> = ‘if’ ‘(‘ <pipelineRule> ‘)’ <statementBlockRule>[ ‘elseif’ ‘(‘ <pipelineRule> ‘)’ <statementBlockRule> ]* [ ‘else’ <statementBlockRule> ]{0 |1} 2.3 Switch statement # The syntax for a switch statement looks like: #switch -regex -casesensitive (ge...
Dynamically populate powershell switch statement E-mail notification when VM is shutdown and when is back up and running Easy way to download updates from Update Catalog using Powershell Easy way to find if a custom AD attribute is present Edit .py file in powershell Edit a web.config file...
the switch statement the Regex class Part 3: a real world, complete and slightly bigger, example of a switch-based parser General structure of a switch-based parser The real world example In the previous posts, we looked at the different operators what are available to us in PowerShell. ...
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These additions make PowerShell switch statements a great deal more powerful than those in C and C++. As another example of the switch statement in action, consider how to determine the SKU of the current operating system. For example, is the script running on Windows 7 Ultimate? Windows ...
PowerShell executes the begin statement when it loads your script, the process statement for each item passed down the pipeline, and the end statement after all pipeline input has been processed. 3. 采用main函数的script语句 function Main
function <name> [([type]$Parameter1[,[type]$Parameter2])] { <statement list> } For example, the following function uses the alternative syntax to define two parameters: PowerShell functionAdd-Numbers([int]$One, [int]$Two) {$One+$Two} ...