Powershell - Switch 语句switch 语句允许测试变量是否与值列表相等。 每个值称为一个情况,并且针对每种情况检查正在打开的变量。语法Switch 的语法是 −switch(<test-value>) { <condition> {<action>} break; // optional <condition> {<action>} break; // optional <condition> {<action>} break; //...
We have discussed already what a switch case, its syntax is. Now, we will see in detail how it will work in shell scripting. Initially, we initialize a variable with an expression or value and conditional statement checks whether it satisfies any condition, if yes then it will execute the ...
switch [-regex|-wildcard|-exact][-casesensitive] -file filename { "string"|number|variable|{ expression } { statementlist } default { statementlist } } 如果未使用任何参数, Switch 的行为与使用 Exact 参数的行为相同。 它对值执行不区分大小写的匹配。 如果值是集合,则按其出现顺序计算每个元素。
Well, in a VBScript Select Case statement once a true condition has been encountered the script exits Select Case; it doesn’t continue checking all the other conditions. That isn’t necessarily true in Windows PowerShell. PowerShell checked to see if $a contains 5 consecutive digits; because...
Powershell - switch 语句Created: November-02, 2018 switch 语句允许一个变量来针对值的列表平等进行测试。每个值都称为一个 case,并且针对每种情况检查要要判断的变量。 句法 增强for 循环的语法是 - switch(<test-value>) { <condition> {<action>} break; // optional <condition> {<action>} break; ...
Microsoft.PowerShell.5.1.ReferenceAssemblies v1.0.0 The ast that represents a switch statement. C++複製 publicrefclassSwitchStatementAst:System::Management::Automation::Language::LabeledStatementAst Constructors 展開表格 SwitchStatementAst(IScriptExtent, String, PipelineBaseAst, SwitchFlags, IEn...
Windows PowerShell Index -contains operator vs .contains() method -ea operator -ErrorAction:SilentlyContinue parameter is not being respected & $error variable not updated -ExpandProperty & Export CSV !!! powershell script to add a word in the beginning of the text file - URGENT !!! 'A posi...
如果你有一个非常大的列表要比较，并且有很多项目要用switch处理，你可以考虑使用HashSet<T>中的....
SwitchStatementAst(IScriptExtent, String, PipelineBaseAst, SwitchFlags, IEnumerable<Tuple<ExpressionAst,StatementBlockAst>>, StatementBlockAst) Construct a switch statement. Properties Methods 展開表格 Applies to 產品版本 PowerShell SDK7.2.0, 7.3.0, 7.4.0 ...
The only real difference is the removal of the [CmdletBinding()} statement and the param block. I then declared the [switch] $UpperCase inside the parenthesis like you would do with a basic function. By the way, like most things in PowerShell casing isn’t important. These are all the ...