Matching Based on Wildcards with the PowerShell Like Operator So far, you’ve learned how to perform 1:1 matches. All of the operators used so far compared one whole value against another but PowerShell has ano
比對-like運算子 (、-notlike、-match和-notmatch) 尋找符合或不符合指定模式的專案。 和的-like模式是包含 、?和[ ]) 的通配符表示式 (*,而 接受-notmatch-match正則表示式 (Regex-notlike) 。 語法是: 複製 <string[]> -like <wildcard-expression> <string[]> -notlike <wildcard-expression...
Just like Start-Job, the & background operator returns a Job object. This object can be used with Receive-Job and Remove-Job, just as if you had used Start-Job to start the job. PowerShell Copy $job = Get-Process -Name pwsh & Receive-Job $job -Wait Output Copy NPM(K) PM(...
Once a function is defined, you can use it like the built-in cmdlets. For example, to call the newly definedGet-PowerShellProcessfunction: PowerShell Get-PowerShellProcess Output NPM(K) PM(M) WS(M) CPU(s) Id SI ProcessName --- --- --- --- -- -- --- 110 78.72 172.39 10.62 ...
It’s all pretty easy with Windows PowerShell, because you can use it to natively access the underlying database capabilities of the Microsoft .NET Framework. Now this is going to look less like a Windows PowerShell script and a lot more like a C# program. The code you’ll need, ...
Specifies a query to run on the CIM server. If the value specified contains double quotes", single quotes', or a backslash\, you must escape those characters by prefixing them with the backslash character. If the value specified uses the WQLLIKEoperator, then you must escape the following ...
How to work with the PowerShell -match operator You use conditional statements in PowerShell to determine a true or false evaluation. You can use a regular expression to check if a string holds a phone number. You use the same approach as the credit card number example by using a 3...
Any command that looks like a valid numeric literal must be executed using the call operator (&), otherwise it is interpreted as a number. Malformed literals with valid syntax like 1usgb will result in the following error:Kopírovať ...
This technique is the equivalent of a ternary operator in other programming languages, or can form the basis of one if you’d like a more compact syntax. For more information about these flow control statements,typeGet-HelpAbout_Flow_Control. ...
Wildcard expressions are used with the -like operator or with any parameter that accepts wildcards. For example, to match all the files in the C:\Techdocs directory with a .ppt file name extension, type: PowerShell Kopiraj Get-ChildItem C:\Techdocs\*.ppt In this case, the asterisk (...