我在工作中经常用到它,现在想停下来讨论一下它(hashtable).昨天夜里小组会议后我教了一些同事如何使用hashtable,我很快意识到初识hashtable时我也曾经有与他们相同的困惑.Hashtable在powershell里着实非常重要因此我们需要对它有充会的理解. hashtable是元素的集合 首先,我想让你们把hastable看作传统意义上定义的集合....
如果您只需要值,可以使用Values屬性來解決此問題。 PowerShell PS>$ageList.Values |Measure-Object-AverageCount :2Average :22.5 列舉索引鍵並使用這些索引鍵來存取值通常更有用。 PowerShell PS>$ageList.Keys |ForEach-Object{$message='{0} is {1} years old!'-f$_,$ageList[$_]Write-Output$message...
PS> ([array]$hash.Values)[2] one 在字典中使用索引表示法时,括号内的值会根据其类型进行解释。 如果值为整数,则将其视为值集合中的索引。 如果值不是整数,则它被视为键名称。 例如: PowerShell PS>$dictionary[1] two PS> ([array]$dictionary.Values)[1] two PS>$dictionary[[Object]1] one PS...
In the array access notation, you can use keys to get a list of all of the values in the table. PS (8) > $user[$user.keys] Smith John 555-1212 You might have noticed that the keys property didn’t return the keys in alphabetical order. This is because of the way hashtables wor...
How to add hash table values to SQL Table using Powershell How to add Multiple textbox with multiple labels. How to add newline in existing CSV How to add SaveFileDialog to PowerShell Get-ADUser Export-CSV How to Add the filename of each file to the beginning of each line in that fil...
Selects objects from indexed collections, such as arrays and hash tables. Array indexes are zero-based, so the first object is indexed as[0]. You can also use negative indexes to get the last values. Hash tables are indexed by key value. ...
基于语言的类型转换:当目标类型为void,Boolean,String,Array,Hashtable,PSReference(i.e.: [ref]),XmlDocument,Delegate和Enum时,基于语言的类型转换(.NET提供的)开始工作。 Parse 转换:如果目标类型包含了Parse()方法,则采用它。 Static Create 转换:如果目标类型包含静态的Create方法,则采用它。
$script_sp_with_errors=@' CREATE PROCEDURE [dbo].[TestProcedure3] AS BEGIN CREATE TABLE [dbo].[TestTable] (col INT NOT NULL); INSERT INTO [dbo].[TestTable] VALUES (NULL); -- will cause an error END GO '@# Create a test databaseInvoke-SqlCmd-ServerInstanceMyServer-Query'CREATE DAT...
Replace char[] array in CompletionRequiresQuotes with cached SearchValues (#24907) (Thanks @ArmaanMcleod!) Update IndexOfAny calls with invalid path/filename to SearchValues<char> for more efficient char searching (#24896) (Thanks @ArmaanMcleod!) Seal internal types in PlatformInvokes (#24826)...
How to add hash table values to SQL Table using Powershell How to add Multiple textbox with multiple labels. How to add newline in existing CSV How to add SaveFileDialog to PowerShell Get-ADUser Export-CSV How to Add the filename of each file to the beginning of each line in that fil...