# This expression returns true.# The pattern uses the whitespace character class to match the leading# space and a literal space to matching the trailing space.' - '-match'\s- ' 量词 限定符控制输入字符串中应存在每个元素的实例数
Hit Command breakpoint on'prompt:test-cmdlet'test-cmdlet[DBG]: C:\PS> cProcessEntering debug mode. Use h or ?forhelp. Hit Command breakpoint on'prompt:test-cmdlet'test-cmdlet[DBG]: C:\PS> cEndEntering debug mode. Use h or ?forhelp. Hit Command breakpoint on'prompt:test-cmdlet'test-...
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about_Run_With_PowerShell about_Scopes about_Scripts about_Script_Blocks about_Script_Internationalization about_Session_Configurations about_Session_Configuration_Files about_Signing about_Simplified_Syntax about_Special_Characters about_Splatting about_Split ...
If you’re looking for a simple way to split a string to create an array, look no further than thesplit()method. Thesplit()method is on every string object and is capable of splitting a string into an array based on anon-regexcharacter. ...
The ~ character can be used to represent the provider's home directory. If the provider doesn't have a Home location set, you see an error. PowerShell Copy Cert:\> Set-Location ~ Output Copy Set-Location : Home location for this provider isn't set. To set the home location, cal...
It splits the $string into substrings based on the given delimiting characters (separators). In the above example, we split the $string into an array of substrings using = as a delimiting character and then took the second element of that array using an indexing operator ([1]), then ...
third column from the end. If we were to use the-split','operator, we would create 15 new strings and an array for each line. On the other hand, usingLastIndexOfon the input string a few times and thenSubStringto get the value of interest is faster and results in just one new ...
about_Split Describes theSplitoperator, which splits strings into substrings. about_Switch Explains how to use a switch statement to replace multipleIfstatements. about_Throw Describes theThrowkeyword, which generates a terminating error. about_Transactions ...
By the way, you can also use the asterisk as a wildcard character when specifying the value. Want to search for all the users who name starts withKen? This filter should do the trick: (Name=Ken*) Meanwhile, this filter searches for all the users who have a Name value ofsomekind: ...