string[] Split(char[] separator, System.StringSplitOptions options) string[] Split(char[] separator, int count, System.StringSplitOptions options) string[] Split(string[] separator, System.StringSplitOptions op
此变量的类类型为 System.Text.RegularExpressions.Match。 以下示例将每个三位数字的序列替换为字符等效项。 脚本块针对需要替换的每个三位数字集运行。 PowerShell 复制 "072101108108111" -replace "\d{3}", {return [char][int]$_.Value} 输出 复制 Hello 包含运算符 包含运算符(-contains、-not...
包含比较运算符确定测试值是否出现在引用集中(-in、-notin、-contains、-notcontains)。 类型比较运算符(-is、-isnot)确定对象是否为给定类型。 有关详细信息,请参阅about_Comparison_Operators。 逻辑运算符 使用逻辑运算符(-and、-or、-xor、-not、!)将条件语句连接到单个复杂条件中。 例如,可以使用逻辑-and运...
(*) wildcard to search all files in the current directory with the file name extension.txt. ThePatternparameter specifies the text to matchGet-.Select-Stringdisplays the output in the PowerShell console. The file name and line number precede each line of content that contains a match for ...
When you run the function, the value you supply for a parameter is assigned to a variable that contains the parameter name. The value of that variable can be used in the function. The following example is a function calledGet-SmallFiles. This function has a$Sizeparameter. The function displa...
Well, one way to handle that is to convert both the string variable ($a) and the target text (RIPT) to all-lowercase or all-uppercase characters. This command returns the value True: Copy $d = $a.ToLower().Contains("RIPT".ToLower()) ...
.NET Framework的强大功能。编码规则为: k[encoded_string]，表示其中方括号内部的 encoded_string 正好...
A regular expression can be a literal character or a string. The expression causes the engine to match the text specified exactly. PowerShell Copy # This statement returns true because book contains the string "oo" 'book' -match 'oo' Character classes While character literals work if you ...
-contains operator vs .contains() method -ea operator -ErrorAction:SilentlyContinue parameter is not being respected & $error variable not updated -ExpandProperty & Export CSV !!! powershell script to add a word in the beginning of the text file - URGENT !!! 'A positional parameter cannot be...
stringtext =$"{PSStyle.Instance.Reverse}{PSStyle.Instance.Foreground.Green}PowerShell{PSStyle.Instance.Foreground.Yellow}Rocks!{PSStyle.Instance.Reset}"; You can control how PowerShell outputs strings that contain ANSI escape sequences by setting$PSStyle.OutputRendering: ...