使用pwsh參數呼叫文本時,$LASTEXITCODE會設定為: 1如果腳本因例外狀況而終止,或最後一個命令的結果設定$?為$false 0如果腳本成功完成,且最後一個命令的結果設定$?為$true 如需File 和 Command 參數的詳細資訊,請參閱about_Pwsh。 $Matches 變數$Matches適用於-match和-notmatch運算符。 當您將純量輸入提交至-...
$message="Date: $(Get-Date)" 格式字串 .NET 有一種方法可以格式化我發現相當容易使用的字串。 首先,我先為您示範靜態方法,再顯示PowerShell快捷方式來執行相同的動作。 PowerShell # .NET string format string[string]::Format('Hello, {0} {1}.',$first,$last)# PowerShell format string'...
与-Command类似,发生脚本终止错误时,退出代码设置为1。 但是,与-Command不同的是,当执行中断时,Ctrl+C退出代码为0。 有关详细信息,请参阅$LASTEXITCODE中的。 备注 从PowerShell 7.2 起,File参数仅接受 Windows 上的.ps1文件。 如果提供了另一种文件类型,则会引发错误。 此行为特定于 Windows。 在其他平台上...
actions =newList<string>();// Trigger on success code goes here// Trigger on error code goes herereturnnull; } 下图显示了这些字段在向用户显示的建议中的使用方式。 为成功触发器创建建议 对于成功的调用,我们希望扩展上次执行中使用的任何别名。 通过使用CommandLineAst,我们可以标识任何别名命令,并创建建...
For example, the following command changes the file name extensions of all .txt files to .log: PowerShell Copy Get-ChildItem *.txt | Rename-Item -NewName { $_.Name -replace '\.txt$','.log' } By default, the -replace operator is case-insensitive. To make it case sensitive,...
When running code, there will be times when things just don't do what you want and some sort of error occurs. Windows PowerShell has some fairly sophisticated behaviors for these circumstances and its error-reporting capabilities allow for very fine-grained control over what happens....
This simplifies scripts that previously would have to check$LASTEXITCODEafter execution of a native command or wrap it in a helper function. What’s next? PowerShell 7.4 will be our next LTS release and expected to be built on .NET 8 for next year. We’ll have a separate blog post ear...
Get-ADReplicationAttributeMetadata返回对象的属性复制元数据 Get-ADReplicationConnection返回域控制器连接对象详细信息 Get-ADReplicationFailure返回域对象的最新复制故障 Get-ADReplicationPartnerMetadata返回域控制器的复制配置 Get-ADReplicationQueueOperation返回当前复制队列积压工作 ...
Our last LTS release was PowerShell 7.0 which means that there is a 1 year overlap where PowerShell 7.0 is still supported and 7.2 is available. We would recommend using this time to evaluate 7.2 and report any issues that would prevent migration to 7.2 from 7.0. How to get it? Depending...
The script sets an initial timeout value of 5 seconds. This timeout will be increased in case of a timeout error during the execution of the SQL command. FunctionGiveMeConnectionSource($connectionString){$NumberAttempts= 5for($i=1;$i-le[int]$NumberAttempts;$i+...