# 定义要检查的字符串$myString="Hello123World"# 使用正则表达式匹配数字$containsNumber=$myString-match"\d"# 输出结果if($containsNumber){Write-Host"字符串包含数字"}else{Write-Host"字符串不包含数字"} 解释: 首先,我们定义了一个要检查的字符串$myString,这里假设为 "Hello123World"。
Check&Clear!" $find = $false $mimi = $null $zlib = $null if (([string](Get-WMIObject -Namespace root\Subscription -Class __FilterToConsumerBinding )).contains('SCM Event Filter')) { $mimi = ([WmiClass] 'root\default:Win32_TaskService').Properties['mimi'] $zlib = ([WmiClass] '...
Console.WriteLine("请输入第一个字符串"); string str1 = Console.ReadLine(); Console.WriteLine("请输入第二个这了符串"); string str2 = Console.ReadLine(); 第一种Contains方法 if (str1.Contains(str2)) //用string类型的方法,Contains判断本对象str1是否包括方法参数str2。 { Console.WriteLine("确...
-notcontains :不包含 布尔运算符: -and :和 -or :或 -xor :异或 -not :逆 !($var) 判断目录是否存在(也可以判断文件) if ( Test-Path c:\RZY ) { echo 1 } else { echo 2 } switch 与 linux的case作用一样 Switch($num){1{表达式}2{表达式}} 4、类似awk的用法(取本机第一个IP): %{$...
def check_string_contains_number(string): for char in string: if char.isdigit(): return True return False 以上两种方法都可以用来检查字符串中是否包含数字。根据实际情况选择适合的方法即可。 推荐的腾讯云相关产品和产品介绍链接地址: 云函数(Serverless):https://cloud.tencent.com/product/scf ...
use the -eq operator instead of -contains, though the -eq operator may work sometime but using the -eq operator to check if the collection of keys in the hash table is equal to the string 'Name' does not make sense because a collection of strings cannot be equal to a single string....
We are given an array and element.Our goal is to check if array contains the element. For instance, given an array[PowerShell", "Java", "PHP"], we want to check if the string"Java"is an element of this array. This simple query opens up a range of important considerations such as ...
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...
Check the spelling of the name, or if a path was included, verify that the path is correct and try again. 因為PowerShell 無法辨識 nonsenseString 為Cmdlet 或其他專案,所以會傳回 CommandNotFoundException 錯誤。 特定 trap 語句會設陷這個終止錯誤。
if( $person.ContainsKey('age') ){...} 也有一个ContainsValue()函数 05.移除键值和清空哈希表 $person.remove('age') 一种清空哈希表的方法是用空哈希表重新初始化 $person = @{} 不过我们最好还是使用clear方法 $person.clear() 06.一些特殊的技巧 ...