join-operator: dash join dash: one of - (U+002D) EnDash character (U+2013) EmDash character (U+2014) Horizontal bar character (U+2015) 描述:一元 运算符生成一个字符串,该字符串是由一元表达式指定的一个或多个对象的值的串联。 (可以使用此运算符的二进制版本插入分隔符(§7.8.4.4)。)一元...
# This statement returns true because book contains the string "oo"'book'-match'oo' 字符类 虽然字符文本在知道确切的模式时工作,但字符类允许你不太具体。 字符组 [character group]允许一次匹配任意数量的字符,而[^character group]仅匹配组中的字符 NOT。
Until now, we have learned how to remove a character, multiple instances of a character, the last character of the specified string, or remove everything starting from the given position. But what if we want to keep a chunk of the string and remove everything before and after that specific...
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...
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. ...
“Cmdlet” is sometimes also called “Command-let”. The cmdlet is a basic instruction you give Windows PowerShell. All cmdlets are made up of two parts: a verb and a noun. They are separated by a hyphen ‘-‘ character. Cmdlets are what do all the work for you. Some cmdlets come ...
RepeatLastCharSearchBackwards Method Reference Feedback Definition Namespace: Microsoft.PowerShell Assembly: Microsoft.Powershell.PSReadline.dll Package: Microsoft.PowerShell.5.1.ReferenceAssemblies v1.0.0 Repeat the last recorded character search, but in the opposite direction. C# 复制 publ...
The Output Field Separator (OFS) specifies the character that separates the elements of an array that's converted to a string. Valid values: Any string. Default: Space By default, the $OFS variable doesn't exist and the output file separator is a space, but you can add this variabl...
Useful methods on the String class Introduction to Regular Expressions The Select-String cmdlet Part 2: the -split operator the -match operator the switch statement the Regex class Part 3: a real world, complete and slightly bigger, example of a switch-based parser General structure of a ...
Check] [-Confirm] [-CreateDTMFMap <Boolean>] [-CustomAttribute1 <String>] [-CustomAttribute10 <String>] [-CustomAttribute11 <String>] [-CustomAttribute12 <String>] [-CustomAttribute13 <String>] [-CustomAttribute14 <String>] [-CustomAttribute15 <String>] [-CustomAttribute2 <String>] [-...