If the regular expression contains capture groups, the $Matches contains additional keys for each group. It's important to note that the $Matches hashtable contains only the first occurrence of any matching pattern. Example: PowerShell Copy $string = 'The last logged on user was CONTOSO\j...
if($textFiles=Get-ChildItem*.txt) {$textFiles.Count } 在此示例中,如果没有文件匹配,Get-ChildItem命令不会返回任何内容,并且不会向$textFiles进行任何赋值,这在布尔上下文中被视为$false。 如果将一个或多个FileInfo对象赋值给$textFiles,则条件计算结果为$true。 可以使用$textFiles语句正文中的if值。
If the value contains spaces, enclose the value in quotation marks. Expand table Type: String Position: Named Default value: None Required: False Accept pipeline input: False Accept wildcard characters: False Applies to: Exchange Server 2016, Exchange Server 2019, Security & Compliance...
You can also specify thatSelect-Stringshould expect a particular character encoding, such as when you're searching files of Unicode text.Select-Stringuses the byte-order-mark (BOM) to detect the encoding format of the file. If the file has no BOM, it assumes the encoding is UTF8. ...
You can also specify thatSelect-Stringshould expect a particular character encoding, such as when you're searching files of Unicode text.Select-Stringuses the byte-order-mark (BOM) to detect the encoding format of the file. If the file has no BOM, it assumes the encoding is UTF8. ...
Connect commands will likely fail if the profile path of the account that you used to connect contains special PowerShell characters (for example,$). The workaround is to connect using a different account that doesn't have special characters in the profile path. ...
The FreeText parameter filters the log entries by the specified text string. If the value contains spaces, enclose the value in quotation marks ("). Expand table Type: String Position: Named Default value: None Required: False Accept pipeline input: False Accept wildcard characters: False ...
If OnRAMP autocheck finds that duplicate values exist in your on-premises Active Directory, you will get a table-separated value file that contains these objects. Here is an example of this file. Solution This script enables you to export mail-enabled objects with duplicated email addresses. Aft...
使用Select-String可以过滤出文本文件中的信息。下面的命令行会从文件中过滤出包含 third短语的行。 AI检测代码解析 PS C:\PowerShell> Get-Content .\info.txt | Select-String "third" Third Line 1. 2. 处理逗号分隔的列表 在PowerShell中处理逗号分隔的列表文件中的信息时你须要使用Import-Csv文件。为了测...
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 contains invalid characters Check if string starts with letter/character. check installed memory with physical memory Check networ...