In PowerShell, checking if a variable is null (or in PowerShell terms, $null) is a fundamental task in scripting, especially when dealing with the output of
Now you might get a question, what if the $mystring has white space as value. It is neither a EMPTY value nor a NULL value so we can not use IsNullOrEmpty() method in this case. If you try it, it will return False which means string is not NULL or EMPTY. In such cases we can...
MyCommand.Name return null value after converting ps1 to exe $PSCommandPath is $null in parameters section and during debugging 32 bit vs 64 bit odbc connection problems 64bit - win32reg_addremoveprograms 90 day inactive user report using PowerShell A "tail -f" equivalent command in Powersh...
Also remember that if the path or folder name contains a space, you need to surround the entire path in quotes. Single quotes or double quotes will work the same if there are no "expandable" parts in the path or folder name, but the slightly safer choice is single quotes. This is what...
if($ServiceApp -ne $null){ $ServiceApp.Status }else{ Write-Host "Service application either not found or not created!" } The script above checked the status of the Managed Metadata Services service application in SharePoint. First, we used Add-PSSnapin to add the SharePoint PowerShell snap...
ASP.NET MVC 2 - The value '' is invalid. - BUG ?? ASP.NET MVC 3 Httppost method display error 404 not found Asp.net MVC 4 - How to hide Controller and Action Name in URL ASP.NET MVC 4 How to properly Check if View Model is not null in the View? ASP.NET MVC 4 Release Can...
Assign a string value to a variable. $str="Have a nice day."[string]::IsNullOrWhiteSpace($str) Output: False Use the$nullVariable to Check if a String Variable Is Not Null or Empty in PowerShell $nullis one of the automatic variables in PowerShell, which represents NULL. You can use ...
if($null-ne$listItem) { # Update item Set-PnPListItem-List$ListName-Identity$listItem.Id-Values$itemValue Write-Host"Updated site:$Title"-ForegroundColor Yellow }else{ # Add item Add-PnPListItem-List$ListName-Values$itemValue Write-Host"Added site:$Title"-ForegroundColor Green ...
publicclassCheckIfIntIsNullExample{publicstaticvoidmain(String[]args){// Part 1: Primitive intintprimitiveInt=0;System.out.println("Primitive int value: "+primitiveInt);// Part 2: Nullable IntegerInteger nullableInt=null;System.out.println("Nullable Integer value: "+nullableInt);// Part 3: ...
We ended up creating a Boolean "IsPresent" attribute to check if it was null or not. But that introduced other problems because there was a time lag between the setting (or clearing) of the date and the workflow setting the IsPresent value. The users would transition in and ou...