enum choices {a1, a2, b1, b2}; 方法一: public static boolean contains(String test) ... 4.7K10 Java中判断某个String字符串是否包含特定字符串,并统计个数。 Java中判断某个String字符串是否包含特定字符串,并统计个数。 方法1(最简单的): A 字符串 -> b字符
$new="asdf"[string]::IsNullOrEmpty($new) Output: False You can also use theIsNullOrWhiteSpacemethod to check if a string variable is not null or empty in PowerShell. This method only works from PowerShell 3.0. It returnsTrueif the variable is null or empty or contains white space characters...
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...
Check if string contains invalid characters Check if string starts with letter/character. check installed memory with physical memory Check network drive connection Check object property existance check PKI certificate expiration Check string for two special characters back to back Check to see if ...
(); $addAllColumns = $false if ($MetadataList.Contains($tableSchema.QuotedName)) { if ($tableSchema.HasError) { $fullTableName = $tableSchema.QuotedName Write-Host "Can't add table $fullTableName to the sync schema" -foregroundcolor "Red" Write-Host $tableSchema.ErrorId -for...
ERROR: The term <tool-name> is not recognized as the name of a cmdlet, function, script file, or operable program. Check the spelling of the name, or if a path was included, verify that the path is correct and try again. If the remote computer is running a 64-bit version ...
s easy to constrain a user to a finite set of choices: if you display a message box that contains onlyYesandNobuttons, well, at that point it’s difficult for the user to choose anything other than Yes or No. Of course (wink wink), that’smuchharder to do in a console-based ...
[System.String]$ServerName, [System.String]$DomainName, [System.String]$CARootName, [System.String]$CAServerFQDN, [System.String]$CertSubject, [System.String]$SMBShare, [Parameter(Mandatory=$true)] [ValidateNotNullorEmpty()] [PsCredential]$Credential) Configuration PullServer {Import-DscResource...
You can use a local path if the certificate or certificate request is located on the same Exchange server where you're running the command. Otherwise, use a UNC path (\\Server\Share). If the value contains spaces, enclose the value in quotation marks ("). ...
This module contains a collection of functions, variables, and format files that you can use to enhance your PowerShell scripting work or get more done from a PowerShell prompt with less typing. Most of the commands are designed to work cross-platform. Please post any questions, problems, or...