Now if you want to check for a NULL then it gets fun$b = “Hello” IF ($b -eq $NULL) { "B is NULL" } ELSE { "B is NOT NULL" }So you have whole load of conditional statement like these:展開資料表 Operator Definition -lt Less than -le Less than or equal to -gt Greater...
當您執行if語句時,PowerShell 會將<test1>條件表達式評估為 true 或 false。 如果<test1>為 true,<statement list 1>則執行 ,且 PowerShell 會if結束 語句。 如果<test1>為 false,PowerShell 會評估條件語句所<test2>指定的條件。 如需布爾值評估的詳細資訊,請參閱about_Booleans。
In this example, the If statement compares the value of the $user variable with the string “John”. Advertisement If they are equal, the message “Welcome, John!” is displayed. If it does not meet the condition, meaning the value of $user is not “John”, the Else block is executed...
Check if file created today and not 0 KB Check if HyperThreading is enabled Check if IIS running on a remote server check if object is $null Check if OS is 32bit or 64bit check If Process Is Running in another computer Check if SMB1 is enabled on the AD servers Check if string cont...
function Get-Power([int]$x, [int]$y) { if ($y -gt 0) { return $x * (Get-Power $x (--$y)) } else { return 1 } } Examples:PowerShell 复制 New-Object 'int[,]' 3,2 New-Object -ArgumentList 3,2 -TypeName 'int[,]' dir e:\PowerShell\Scripts\*statement*.ps1 | Forea...
The param statement is supported in functions as well so if you do not wish to specify it in the function declaration, you can do so in the first line of the function as follows: function foo() { param([string]$foo = "foo", [string]$bar = "bar"); ...
LastContentModifiedDate using PowerShell not equal to actual date in SharePoint Admin I've created a report using PowerShell to get an overview of inactive SharePoint Sites using the LastContentModifiedDate property of the SharePoint object....
If subsequent result sets after the first set have the same column list, their rows are appended to the formatted table that contains the rows that were returned by the first result set. You can display SQL Server message output, such as those that result from the SQL PRINT statement, by ...
equal to -ne not equal to -like like wildcard pattern matching -and logical and -or logical or Table 1: PowerShell Comparison Operators Flow control is then handled using this set of commands: Control Example Code If if ($val -eq "target") { ...
The control logic in navigateToApp checks if the document object is available; if not, I use the continue statement to short-circuit out of the current loop iteration and then try again after a delay. If I do have a valid reference to the document object, then I attempt to get a ...