= Not equal <> Not equal < Less than > Greater than <= Less than or equal >= Greater than or equal LIKE Wildcard match IS Evaluates null ISNOT Evaluates not null ISA Evaluates a member of a WMI class 还有其他运算符,但这些运算符用于进行比较。 例如,以下查询从 Win32_Process 类中进程...
"B is NOT NULL" } So you have whole load of conditional statement like these: 展开表 Operator Definition -lt Less than -le Less than or equal to -gt Greater than -ge Greater than or equal to -eq Equal to. If the left hand side of the operator is an array and the right hand ...
所在位置行:1字符:12+[fruit]$en=banana+~~~+CategoryInfo:ObjectNotFound:(banana:String)[],CommandNotFoundException+FullyQualifiedErrorId:CommandNotFoundException#当尝试使用非枚举值进行赋值时PSD:/>[fruit]$en=[fruit]::peach由于枚举值无效,无法将Null转换为类型“fruit”。请指定以下枚举值之一,然后重试。...
$a=5, 6, 7, 8, 9 Write-Output "Test collection:" $a Write-Output "`nMembers greater than 7" $a -gt 7 Write-Output "`nMembers greater than or equal to 7" $a -ge 7 Write-Output "`nMembers smaller than 7" $a -lt 7 Write-Output "`nMembers smaller than or equal t...
{$_.EventTimeStamp}# Get-Date returns a local time. You project it to the same time zone (universal) as the result of Get-AzActivityLog that you extracted earlier.$minutesSinceStopped= ((Get-Date).ToUniversalTime()-$stopTimeStamp).TotalMinutes# -ge for greater or equalif($minutesSince...
To define a default value for a parameter, type an equal sign and the value after the parameter name, as shown in the following variation of theGet-SmallFilesexample: PowerShell functionGet-SmallFiles($Size=100) {Get-ChildItem$HOME|Where-Object{$_.Length-lt$Size-and!$_.PSIsContainer } } ...
when the comparison is on the left, and converted to true when there are two $nulls in the array. This works all the way, when I continued this testing and had three $null objects in the array, again the array didn’t equal null. (It is the whole (!!true) issue all over again....
Use comparison operators (-eq,-ne,-gt,-lt,-le,-ge) to compare values and test conditions. For example, you can compare two string values to determine whether they're equal. The comparison operators also include operators that find or replace patterns in text. The (-match,-notmatch,-repla...
In PowerShell, the key to metaprogramming (or writing programs that write or manipulate other programs), is something called thescriptblock. This is a block of script code that exists as an object reference but does not require a name. The Where-Object and Foreach-Object Cmdlets rely on scr...
# if the user has a license that is not equal to the new license switch it out if (!$skipUser) { $NewLicenseExc = $O365LicenseType $ErrHandle = "" Try { $userObject=Get-MsolUser -UserPrincipalName $UPN -erroraction stop if (!$userObject.isLic...