Find String Starting Position with regex Find string using pattern and return only the matched string Find the number of times a character '\' exists in a string Find the third indexOf a character in string Find Unknown Devices with PowerShell Find userID and Display Name from ManagedBy - ...
switch [-regex | -wildcard | -exact] [-casesensitive] -file filename { "string" | number | variable | { <value-scriptblock> } { <action-scriptblock> } default { <action-scriptblock> } # optional } パラメーターを使用しない場合は、switchExactパラメーターの使用と同じように動作し...
A regular expression, also known as regex, is aspecial sequence of characters used to match a pattern in a string.For example, you can build a regular expression to find a credit card number inside a string. You start by constructing a pattern to match the sequence of four groups th...
此参数使用语法 @{Patterns="RegEx1","RegEx2",..."RegEx10}"; SubjectText="Replacement Text"; ReplaceStrategy="Value"}。 ReplaceStrategy= 属性使用以下值之一: 替换:将主题中的所有正则表达式匹配项(Patterns= 值)替换为 SubjectText= 值。 追加:移除主题中的所有正则表达式匹配项(Patterns= 值),并在...
$value='S-ATX-SQL01'if($value-match'S-\w\w\w-SQL\d\d') {# do something} A regex pattern matches anywhere in the string by default. So you can specify a substring that you want matched like this: PowerShell $value='S-ATX-SQL01'if($value-match'SQL') {# do something} ...
When you submit scalar input to the -match or -notmatch operator, and either one detects a match, they return a Boolean value and populate the $Matches automatic variable with a hash table of any string values that were matched. The $Matches hash table can also be populated with captur...
Find String Starting Position with regex Find string using pattern and return only the matched string Find the number of times a character '\' exists in a string Find the third indexOf a character in string Find Unknown Devices with PowerShell Find u...
RegexMatch Split on regular expressions. This option is the default. CultureInvariant Does not use culture-specific capitalization rules when doing a case-insensitive split. IgnorePatternWhitespace Ignores spaces and regular expression comments in the split pattern. Multiline Allows the ^ and $ characte...
Set-ItemProperty-Path$proxyReg-Name ProxyEnable-Value1;}FunctionValidHttpProxyFormat($Addr){$regex="(?:https?:\/\/)(\w+(?:.\w+)*(?::\d+)?)";$result=$Addr-match$regex;if($result-eq$false){throw[System.ArgumentException]"The input$Addris not a valid HTTP proxy URI.";}return$...
classMyBaseClass{[String]ToString() {return'default'} }classMyClass:MyBaseClass{[String]ToString() {return'new'} } 构造函数继承(Constructor inheritance)# #父类classMyBaseClass{ [String]$BasePropertyMyBaseClass() {Write-Host'Executing base constructor'$this.BaseProperty ='baseValue'} ...