為了協助您了解程式碼的運作方式,我們需要討論什麼是「程式」。 我們也需要說明什麼是「程式設計語言」,以及程式設計語言如何向電腦傳達命令。 程式是什麼? 程式是一組完成計算工作的指示。 這些指示會編譯成電腦可以理解的格式,然後由使用者執行。使用者可以是個人或其他程式。 電腦會依序執行指令 (一次一行),直到...
string-literal: @ double-quote-character whitespace~opt~ new-line-character expandable-here-string-characters~opt~ new-line-character double-quote-character @ expandable-here-string-characters: expandable-here-string-part expandable-here-string-characters expandable-here-string-part expandable-here-string-...
-Name <String> Required? false Position? 1 Default value Current directory Accept pipeline input? false Accept wildcard characters? false PSDefaultValue 属性の引数PSDefaultValue 属性には、次の 2 つの引数があります。ヘルプ - 既定値を記述する文字列。 この情報はコ...
Select-Stringis based on lines of text. By default,Select-Stringfinds the first match in each line and, for each match, it displays the file name, line number, and all text in the line containing the match. You can directSelect-Stringto find multiple matches per line, display text before...
To create a range of characters, enclose the characters in quotes. PowerShell PS>'a'..'f'a b c d e f PowerShell PS>'F'..'A'F E D C B A If you assign a character range to a string, it's treated the same assigning a character array to a string. ...
Type: String Position: Named Default value: None Required: False Accept pipeline input: False Accept wildcard characters: False Applies to: Exchange Online, Exchange Online Protection-CustomAttribute4This parameter specifies a value for the CustomAttribute4 property on the recipient. You can use this...
BypassUseRemote... CheckForPermissions Method System.Void CheckForPermiss... Close Method System.Void Close() ConfirmUsage Method bool ConfirmUsage() Delete Method System.Void Delete(), Syste... Dispose Method System.Void Dispose() ... ToString Method string ToString() UpdateValidationKey ...
This parameter is called Definition , because it searches for the item name in the Definition property of the alias object. Required? false Position? named Default value None Accept pipeline input? False Accept wildcard characters? true 1. ...
public class IsolatedStorageData { public string Key; // The Key public string Value; // The Value public string FullName; // The path to the storage } I also have to consider what sort of string the object's ToString method should return. By default, most .NET objects return just the...
第4章“执行控制流”介绍了如何控制程序中语句的执行顺序,其中包括了条件分支,如if-else及循环等。 第5章“管道对象”介绍了管道对象的作用和使用方法。 第6章“运行脚本块”介绍了PowerShell中的脚本块(Script block),说明其如何操作对象序列。 第7章“运行函数”介绍了为什么函数是PowerShell中抽象提取和重用代码...